---> uname -a: Linux 15b9e47e4cb8 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 6.9G 43.1G 14% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.9G 43.1G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/ndry_app-functions-sdk-go_PR-387 /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/ndry_app-functions-sdk-go_PR-387@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 681 126 0 1029 1048 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/22/20 _x86_64_ (4 CPU) 17:15:15 LINUX RESTART 17:16:01 tps rtps wtps bread/s bwrtn/s 17:17:01 2.78 0.00 2.78 0.00 71.01 17:18:01 0.33 0.02 0.32 2.13 4.75 17:19:01 0.33 0.00 0.33 0.00 3.40 17:20:01 0.25 0.00 0.25 0.00 2.60 17:21:01 0.15 0.00 0.15 0.00 1.85 17:22:01 0.35 0.00 0.35 0.00 4.73 17:23:01 0.25 0.00 0.25 0.00 2.46 17:24:01 0.28 0.00 0.28 0.00 3.15 17:25:01 0.27 0.00 0.27 0.00 3.13 17:26:01 0.18 0.00 0.18 0.00 2.07 17:27:01 0.28 0.00 0.28 0.00 3.36 17:28:01 0.23 0.00 0.23 0.00 2.20 17:29:01 0.28 0.00 0.28 0.00 3.11 17:30:02 0.25 0.00 0.25 0.00 2.46 17:31:01 0.80 0.17 0.63 5.42 6.98 17:32:01 0.88 0.00 0.88 0.00 17.13 17:33:01 43.66 12.82 30.84 4726.74 2976.44 17:34:01 8.49 0.68 7.81 11.06 1350.29 17:35:01 0.40 0.00 0.40 0.00 6.71 17:36:01 0.28 0.00 0.28 0.00 3.13 17:37:01 0.20 0.00 0.20 0.00 2.83 17:38:01 41.29 40.96 0.33 4047.69 4.98 Average: 4.65 2.49 2.16 400.06 203.76 17:16:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:17:01 121504 1760052 93.54 2620 1297940 968712 33.06 290268 1316452 20 17:18:01 119524 1762032 93.65 2620 1298016 976908 33.34 292396 1316236 8 17:19:01 119668 1761888 93.64 2620 1298020 976904 33.34 292520 1316236 8 17:20:01 117776 1763780 93.74 2620 1298024 976908 33.34 294024 1316236 8 17:21:01 117640 1763916 93.75 2620 1298028 978388 33.39 294032 1316788 8 17:22:01 118132 1763424 93.72 2620 1298032 978316 33.39 293596 1316788 8 17:23:01 118512 1763044 93.70 2620 1298036 978316 33.39 290984 1319404 8 17:24:01 118472 1763084 93.70 2620 1298040 978316 33.39 288044 1322348 8 17:25:01 117936 1763620 93.73 2620 1298048 978316 33.39 288052 1322348 8 17:26:01 117428 1764128 93.76 2620 1298052 978388 33.39 288520 1322388 8 17:27:01 117896 1763660 93.73 2620 1298056 978316 33.39 287896 1322388 8 17:28:01 117764 1763792 93.74 2620 1298060 978316 33.39 287968 1322444 8 17:29:01 117904 1763652 93.73 2620 1298064 978316 33.39 287848 1322444 8 17:30:02 118136 1763420 93.72 2620 1298068 978316 33.39 287960 1322444 8 17:31:01 114112 1767444 93.94 2620 1298072 978388 33.39 291196 1322488 8 17:32:01 114688 1766868 93.90 2620 1298084 978316 33.39 290748 1322492 16 17:33:01 168168 1713388 91.06 2620 1110148 1395320 47.62 455400 1096708 36480 17:34:01 180736 1700820 90.39 2620 1092320 1097412 37.45 478340 1063236 8 17:35:01 184444 1697112 90.20 2620 1092328 1072116 36.59 487164 1051620 16 17:36:01 185152 1696404 90.16 2620 1092328 1072048 36.59 486456 1051620 20 17:37:01 185304 1696252 90.15 2620 1092396 1072000 36.59 486380 1051636 32 17:38:01 105308 1776248 94.40 2620 1171956 1073648 36.64 470416 1148488 248 Average: 131646 1749910 93.00 2620 1246369 1019181 34.78 341373 1253783 1680 17:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:17:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 17:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 17:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 17:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 17:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 17:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:30:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.22 0.15 0.08 0.07 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 veth1970c07 125.27 105.56 12.61 308.09 0.00 0.00 0.00 17:33:01 eth0 564.45 442.77 1671.45 102.37 0.00 0.00 0.00 17:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:33:01 docker0 125.27 105.44 10.90 308.08 0.00 0.00 0.00 17:34:01 eth0 118.48 72.91 27.75 317.56 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 17:35:01 eth0 0.80 0.52 0.30 0.36 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 eth0 0.22 0.18 0.08 0.12 0.00 0.00 0.00 17:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 eth0 0.63 0.10 0.12 0.01 0.00 0.00 0.00 17:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 eth0 5.21 3.38 4.99 2.03 0.00 0.00 0.00 17:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 24.58 20.12 59.18 18.21 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.70 4.80 0.50 14.02 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 06/22/20 _x86_64_ (4 CPU) 17:15:15 LINUX RESTART 17:16:01 CPU %user %nice %system %iowait %steal %idle 17:17:01 all 0.16 0.00 0.03 0.00 0.02 99.79 17:17:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:17:01 1 0.02 0.00 0.03 0.00 0.02 99.93 17:17:01 2 0.45 0.00 0.03 0.00 0.05 99.47 17:17:01 3 0.15 0.00 0.02 0.00 0.02 99.82 17:18:01 all 0.13 0.00 0.03 0.00 0.00 99.83 17:18:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:18:01 1 0.03 0.00 0.02 0.00 0.02 99.93 17:18:01 2 0.45 0.00 0.03 0.00 0.00 99.52 17:18:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:19:01 all 0.11 0.00 0.02 0.00 0.01 99.85 17:19:01 0 0.03 0.00 0.03 0.00 0.02 99.92 17:19:01 1 0.03 0.00 0.02 0.00 0.02 99.93 17:19:01 2 0.00 0.00 0.02 0.00 0.00 99.98 17:19:01 3 0.38 0.00 0.02 0.00 0.02 99.58 17:20:01 all 0.14 0.00 0.03 0.00 0.01 99.82 17:20:01 0 0.02 0.00 0.05 0.00 0.00 99.93 17:20:01 1 0.02 0.00 0.03 0.00 0.02 99.93 17:20:01 2 0.03 0.00 0.02 0.00 0.02 99.93 17:20:01 3 0.50 0.00 0.03 0.00 0.00 99.47 17:21:01 all 0.15 0.00 0.03 0.00 0.01 99.81 17:21:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:21:01 1 0.02 0.00 0.03 0.00 0.02 99.93 17:21:01 2 0.02 0.00 0.05 0.00 0.02 99.92 17:21:01 3 0.50 0.00 0.02 0.00 0.02 99.47 17:22:01 all 0.15 0.00 0.02 0.00 0.01 99.83 17:22:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:22:01 1 0.03 0.00 0.02 0.00 0.02 99.93 17:22:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:22:01 3 0.50 0.00 0.03 0.00 0.00 99.47 17:23:01 all 0.14 0.00 0.02 0.00 0.01 99.83 17:23:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:23:01 1 0.02 0.00 0.02 0.00 0.00 99.97 17:23:01 2 0.03 0.00 0.05 0.00 0.02 99.90 17:23:01 3 0.50 0.00 0.00 0.00 0.02 99.48 17:24:01 all 0.14 0.00 0.02 0.00 0.01 99.83 17:24:01 0 0.02 0.00 0.03 0.00 0.02 99.93 17:24:01 1 0.02 0.00 0.02 0.00 0.02 99.95 17:24:01 2 0.02 0.00 0.02 0.00 0.02 99.95 17:24:01 3 0.50 0.00 0.00 0.00 0.00 99.50 17:25:01 all 0.14 0.00 0.02 0.00 0.00 99.83 17:25:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:25:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:25:01 2 0.02 0.00 0.03 0.00 0.02 99.93 17:25:01 3 0.48 0.00 0.02 0.00 0.00 99.50 17:26:01 all 0.14 0.00 0.02 0.00 0.01 99.82 17:26:01 0 0.03 0.00 0.03 0.00 0.02 99.92 17:26:01 1 0.02 0.00 0.02 0.00 0.00 99.97 17:26:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:26:01 3 0.50 0.00 0.02 0.00 0.02 99.47 17:27:01 all 0.14 0.00 0.02 0.00 0.00 99.84 17:27:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:27:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:27:01 2 0.03 0.00 0.02 0.00 0.00 99.95 17:27:01 3 0.48 0.00 0.02 0.00 0.00 99.50 17:28:01 all 0.14 0.00 0.02 0.00 0.01 99.82 17:28:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:28:01 1 0.03 0.00 0.02 0.00 0.00 99.95 17:28:01 2 0.03 0.00 0.03 0.00 0.05 99.88 17:28:01 3 0.50 0.00 0.02 0.00 0.00 99.48 17:29:01 all 0.14 0.00 0.02 0.00 0.00 99.83 17:29:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:29:01 1 0.02 0.00 0.03 0.00 0.02 99.93 17:29:01 2 0.02 0.00 0.02 0.00 0.00 99.97 17:29:01 3 0.50 0.00 0.03 0.00 0.02 99.45 17:30:02 all 0.10 0.00 0.02 0.00 0.00 99.87 17:30:02 0 0.00 0.00 0.02 0.00 0.00 99.98 17:30:02 1 0.03 0.00 0.03 0.00 0.00 99.93 17:30:02 2 0.00 0.00 0.00 0.00 0.00 100.00 17:30:02 3 0.38 0.00 0.02 0.00 0.00 99.60 17:31:01 all 0.06 0.00 0.06 0.00 0.01 99.87 17:31:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:31:01 1 0.03 0.00 0.07 0.00 0.02 99.88 17:31:01 2 0.03 0.00 0.05 0.00 0.02 99.90 17:31:01 3 0.10 0.00 0.08 0.00 0.02 99.80 17:32:01 all 0.02 0.00 0.03 0.00 0.01 99.94 17:32:01 0 0.03 0.00 0.03 0.00 0.02 99.92 17:32:01 1 0.03 0.00 0.03 0.00 0.02 99.92 17:32:01 2 0.02 0.00 0.02 0.00 0.00 99.97 17:32:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:33:01 all 6.40 0.00 2.64 1.73 0.30 88.93 17:33:01 0 5.20 0.00 3.17 0.71 0.29 90.64 17:33:01 1 6.38 0.00 2.47 3.17 0.27 87.70 17:33:01 2 7.61 0.00 2.63 0.40 0.32 89.04 17:33:01 3 6.42 0.00 2.32 2.64 0.32 88.30 17:34:01 all 1.43 0.00 0.29 0.05 0.06 98.17 17:34:01 0 0.90 0.00 0.35 0.02 0.05 98.68 17:34:01 1 1.30 0.00 0.28 0.03 0.07 98.31 17:34:01 2 1.07 0.00 0.23 0.17 0.05 98.48 17:34:01 3 2.43 0.00 0.28 0.00 0.07 97.22 17:35:01 all 0.04 0.00 0.06 0.00 0.03 99.87 17:35:01 0 0.05 0.00 0.05 0.00 0.05 99.85 17:35:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:35:01 2 0.05 0.00 0.07 0.00 0.05 99.83 17:35:01 3 0.03 0.00 0.08 0.00 0.02 99.87 17:36:01 all 0.15 0.00 0.02 0.00 0.01 99.82 17:36:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:36:01 1 0.53 0.00 0.03 0.00 0.02 99.42 17:36:01 2 0.05 0.00 0.02 0.00 0.02 99.92 17:36:01 3 0.02 0.00 0.02 0.00 0.02 99.95 17:37:01 all 0.14 0.00 0.02 0.00 0.02 99.82 17:37:01 0 0.02 0.00 0.00 0.00 0.00 99.98 17:37:01 1 0.02 0.00 0.02 0.00 0.00 99.97 17:37:01 2 0.53 0.00 0.03 0.00 0.05 99.38 17:37:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:38:01 all 0.75 0.00 0.27 0.78 0.03 98.17 17:38:01 0 0.95 0.00 0.25 0.22 0.02 98.57 17:38:01 1 0.65 0.00 0.28 1.12 0.03 97.91 17:38:01 2 1.14 0.00 0.40 1.77 0.05 96.64 17:38:01 3 0.23 0.00 0.13 0.00 0.05 99.58 Average: all 0.49 0.00 0.17 0.12 0.03 99.20 Average: 0 0.34 0.00 0.19 0.04 0.02 99.40 Average: 1 0.42 0.00 0.16 0.20 0.03 99.19 Average: 2 0.53 0.00 0.17 0.11 0.03 99.16 Average: 3 0.69 0.00 0.15 0.12 0.03 99.02