---> uname -a: Linux 4a4fe45786cf 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-444 /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/ndry_app-functions-sdk-go_PR-444@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 665 126 0 1045 1066 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) 08/14/20 _x86_64_ (4 CPU) 17:22:21 LINUX RESTART 17:23:01 tps rtps wtps bread/s bwrtn/s 17:24:01 93.83 45.00 48.83 7695.39 6689.67 17:25:01 2.00 0.00 2.00 0.00 37.87 17:26:01 0.55 0.00 0.55 0.00 7.71 17:27:01 0.17 0.00 0.17 0.00 2.20 17:28:01 0.58 0.00 0.58 0.00 7.18 17:29:02 0.80 0.00 0.80 0.00 10.56 17:30:01 0.59 0.02 0.58 0.14 6.88 17:31:01 0.77 0.00 0.77 0.00 8.54 17:32:01 0.60 0.00 0.60 0.00 6.40 17:33:01 0.25 0.00 0.25 0.00 4.13 17:34:01 0.23 0.00 0.23 0.00 3.05 17:35:01 0.28 0.00 0.28 0.00 3.55 17:36:01 0.28 0.00 0.28 0.00 3.23 17:37:01 0.68 0.00 0.68 0.00 7.53 17:38:01 0.70 0.17 0.53 5.33 6.66 17:39:01 0.70 0.00 0.70 0.00 14.86 Average: 6.45 2.83 3.62 482.16 426.99 17:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:24:01 206632 1674924 89.02 2620 1107364 1101424 37.59 466892 1049100 120 17:25:01 210448 1671108 88.82 2620 1107368 1096868 37.43 465088 1047668 12 17:26:01 209692 1671864 88.86 2620 1107372 1083480 36.98 466788 1046844 20 17:27:01 207744 1673812 88.96 2620 1107376 1083456 36.98 471628 1044088 20 17:28:01 204296 1677260 89.14 2620 1107380 1083484 36.98 475556 1043924 8 17:29:02 201012 1680544 89.32 2620 1107388 1079436 36.84 495312 1027564 8 17:30:01 201856 1679700 89.27 2620 1107392 1071212 36.56 494572 1027356 8 17:31:01 201964 1679592 89.27 2620 1107400 1071212 36.56 488532 1033404 8 17:32:01 202408 1679148 89.24 2620 1107404 1071212 36.56 488660 1033404 8 17:33:01 202228 1679328 89.25 2620 1107412 1071212 36.56 479516 1042432 8 17:34:01 201416 1680140 89.30 2620 1107412 1071308 36.56 480156 1042428 8 17:35:01 201932 1679624 89.27 2620 1107416 1071212 36.56 479652 1042428 8 17:36:01 201832 1679724 89.27 2620 1107424 1071212 36.56 479552 1042428 8 17:37:01 201880 1679676 89.27 2620 1107428 1071212 36.56 479556 1042428 8 17:38:01 199192 1682364 89.41 2620 1107436 1071524 36.57 483072 1041584 32 17:39:01 197732 1683824 89.49 2620 1107440 1071476 36.57 484336 1041584 12 Average: 203267 1678290 89.20 2620 1107401 1077559 36.78 479929 1040542 19 17:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:24:01 eth0 559.23 406.61 1652.10 411.77 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 125.89 89.38 9.62 304.05 0.00 0.00 0.00 17:25:01 eth0 3.63 0.48 0.76 0.39 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 0.98 0.60 0.54 0.36 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 9.41 0.50 1.26 0.39 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 1.50 0.63 0.58 0.43 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 17:29:02 eth0 0.73 0.45 0.41 0.27 0.00 0.00 0.00 17:29:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.19 0.08 0.01 0.01 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.13 0.08 0.01 0.01 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 0.25 0.08 0.02 0.01 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 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 eth0 0.32 0.25 0.14 0.08 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 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 eth0 0.10 0.08 0.01 0.01 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 0.13 0.08 0.01 0.01 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 7.71 0.08 0.67 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 5.20 1.28 1.58 0.97 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 17:39:01 eth0 3.41 0.55 0.88 0.42 0.00 0.00 0.00 17:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 37.13 25.79 103.87 25.99 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.88 5.60 0.60 19.04 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) 08/14/20 _x86_64_ (4 CPU) 17:22:21 LINUX RESTART 17:23:01 CPU %user %nice %system %iowait %steal %idle 17:24:01 all 18.92 0.00 7.12 2.67 0.79 70.50 17:24:01 0 18.90 0.00 8.14 2.21 0.91 69.84 17:24:01 1 19.84 0.00 7.10 2.78 0.65 69.63 17:24:01 2 17.66 0.00 6.88 3.79 0.85 70.82 17:24:01 3 19.27 0.00 6.35 1.88 0.75 71.75 17:25:01 all 0.16 0.00 0.03 0.00 0.00 99.80 17:25:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:25:01 1 0.32 0.00 0.05 0.00 0.02 99.62 17:25:01 2 0.02 0.00 0.02 0.00 0.00 99.97 17:25:01 3 0.28 0.00 0.03 0.00 0.00 99.68 17:26:01 all 0.17 0.00 0.03 0.00 0.01 99.79 17:26:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:26:01 1 0.48 0.00 0.03 0.00 0.00 99.48 17:26:01 2 0.12 0.00 0.03 0.00 0.02 99.83 17:26:01 3 0.05 0.00 0.03 0.00 0.00 99.92 17:27:01 all 0.16 0.00 0.04 0.00 0.00 99.80 17:27:01 0 0.02 0.00 0.02 0.00 0.02 99.95 17:27:01 1 0.47 0.00 0.05 0.00 0.00 99.48 17:27:01 2 0.05 0.00 0.07 0.02 0.02 99.85 17:27:01 3 0.08 0.00 0.02 0.00 0.00 99.90 17:28:01 all 0.14 0.00 0.03 0.00 0.01 99.82 17:28:01 0 0.05 0.00 0.02 0.00 0.00 99.93 17:28:01 1 0.20 0.00 0.03 0.00 0.00 99.77 17:28:01 2 0.30 0.00 0.05 0.00 0.00 99.65 17:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:29:02 all 0.15 0.00 0.06 0.00 0.00 99.79 17:29:02 0 0.03 0.00 0.03 0.00 0.00 99.93 17:29:02 1 0.02 0.00 0.13 0.00 0.02 99.83 17:29:02 2 0.50 0.00 0.02 0.00 0.00 99.48 17:29:02 3 0.05 0.00 0.05 0.00 0.02 99.88 17:30:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:30:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:30:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:30:01 2 0.49 0.00 0.02 0.00 0.02 99.48 17:30:01 3 0.03 0.00 0.05 0.00 0.00 99.92 17:31:01 all 0.15 0.00 0.03 0.00 0.00 99.83 17:31:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:31:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:31:01 2 0.50 0.00 0.02 0.00 0.00 99.48 17:31:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:32:01 all 0.15 0.00 0.02 0.00 0.01 99.82 17:32:01 0 0.02 0.00 0.02 0.00 0.02 99.95 17:32:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:32:01 2 0.50 0.00 0.03 0.00 0.00 99.47 17:32:01 3 0.02 0.00 0.00 0.00 0.02 99.97 17:33:01 all 0.14 0.00 0.02 0.00 0.00 99.83 17:33:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:33:01 1 0.05 0.00 0.03 0.00 0.02 99.90 17:33:01 2 0.50 0.00 0.00 0.00 0.00 99.50 17:33:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:34:01 all 0.15 0.00 0.02 0.00 0.00 99.82 17:34:01 0 0.03 0.00 0.00 0.00 0.00 99.97 17:34:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:34:01 2 0.52 0.00 0.03 0.00 0.00 99.45 17:34:01 3 0.00 0.00 0.00 0.00 0.00 100.00 17:35:01 all 0.15 0.00 0.02 0.00 0.00 99.83 17:35:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:35:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:35:01 2 0.52 0.00 0.02 0.00 0.00 99.47 17:35:01 3 0.05 0.00 0.03 0.00 0.02 99.90 17:36:01 all 0.14 0.00 0.02 0.00 0.00 99.83 17:36:01 0 0.00 0.00 0.00 0.00 0.00 100.00 17:36:01 1 0.03 0.00 0.03 0.00 0.02 99.92 17:36:01 2 0.50 0.00 0.03 0.00 0.02 99.45 17:36:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:37:01 all 0.10 0.00 0.04 0.00 0.01 99.85 17:37:01 0 0.00 0.00 0.02 0.00 0.00 99.98 17:37:01 1 0.07 0.00 0.05 0.00 0.00 99.88 17:37:01 2 0.32 0.00 0.05 0.00 0.02 99.62 17:37:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:38:01 all 0.06 0.00 0.07 0.00 0.02 99.85 17:38:01 0 0.07 0.00 0.07 0.00 0.00 99.87 17:38:01 1 0.05 0.00 0.10 0.00 0.00 99.85 17:38:01 2 0.08 0.00 0.03 0.00 0.02 99.87 17:38:01 3 0.05 0.00 0.08 0.00 0.03 99.83 17:39:01 all 0.08 0.00 0.04 0.00 0.00 99.87 17:39:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:39:01 1 0.07 0.00 0.03 0.00 0.00 99.90 17:39:01 2 0.18 0.00 0.07 0.00 0.02 99.73 17:39:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 1.29 0.00 0.47 0.16 0.05 98.03 Average: 0 1.17 0.00 0.52 0.13 0.06 98.12 Average: 1 1.34 0.00 0.48 0.17 0.04 97.97 Average: 2 1.40 0.00 0.45 0.23 0.06 97.85 Average: 3 1.23 0.00 0.42 0.11 0.05 98.19