---> uname -a: Linux 57edd355fc7e 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: 2933.438 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 7.9G 42.1G 16% / 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 7.9G 42.1G 16% /etc/resolv.conf /dev/vda1 50.0G 7.9G 42.1G 16% /etc/hostname /dev/vda1 50.0G 7.9G 42.1G 16% /etc/hosts /dev/vda1 50.0G 7.9G 42.1G 16% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.9G 42.1G 16% /var/log/sa-host /dev/vda1 50.0G 7.9G 42.1G 16% /w/workspace/ndry_app-functions-sdk-go_master ---> free -m: total used free shared buff/cache available Mem: 1837 743 119 0 975 1033 Swap: 1023 2 1021 ---> 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 16: eth0@if17: 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) 09/17/20 _x86_64_ (4 CPU) 18:36:31 LINUX RESTART (4 CPU) 18:37:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:38:01 37.59 22.99 14.60 0.00 2725.77 2473.06 0.00 18:39:01 1.35 0.00 1.35 0.00 0.00 23.07 0.00 18:40:01 0.33 0.00 0.33 0.00 0.00 5.48 0.00 18:41:01 0.37 0.00 0.37 0.00 0.00 5.05 0.00 18:42:01 0.32 0.00 0.32 0.00 0.00 4.21 0.00 18:43:01 0.37 0.00 0.37 0.00 0.00 5.50 0.00 18:44:01 0.37 0.00 0.37 0.00 0.00 5.65 0.00 18:45:01 0.28 0.00 0.28 0.00 0.00 4.75 0.00 18:46:01 47.68 14.95 32.72 0.00 4751.37 4171.21 0.00 18:47:01 3.46 0.00 3.46 0.00 0.00 111.72 0.00 18:48:01 0.45 0.00 0.45 0.00 0.00 7.56 0.00 18:49:01 0.33 0.00 0.33 0.00 0.00 5.15 0.00 18:50:01 0.22 0.00 0.22 0.00 0.00 2.48 0.00 18:51:01 0.18 0.00 0.18 0.00 0.00 2.15 0.00 18:52:01 240.61 130.79 109.82 0.00 6979.69 36109.34 0.00 18:53:01 214.01 76.23 137.78 0.00 4533.29 32926.53 0.00 Average: 34.25 15.31 18.95 0.00 1185.63 4745.67 0.00 18:37:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:38:01 88664 0 437840 23.27 2620 1352432 959428 32.74 286372 1350268 20 18:39:01 89804 0 436664 23.21 2620 1352468 958996 32.73 286028 1350228 20 18:40:01 91052 0 435412 23.14 2620 1352472 949480 32.40 284804 1350216 12 18:41:01 89448 0 437012 23.23 2620 1352476 949480 32.40 286620 1350216 8 18:42:01 89740 0 436716 23.21 2620 1352480 949480 32.40 284860 1351732 8 18:43:01 86520 0 439928 23.38 2620 1352488 949612 32.41 288392 1351732 8 18:44:01 87220 0 439224 23.34 2620 1352492 949480 32.40 287816 1351732 8 18:45:01 87160 0 439280 23.35 2620 1352496 949480 32.40 284948 1354372 8 18:46:01 217028 0 534724 28.42 2620 1127184 1097020 37.44 418640 1085460 120 18:47:01 224036 0 527708 28.05 2620 1127192 1054316 35.98 428032 1070556 16 18:48:01 225512 0 526232 27.97 2620 1127192 1050360 35.85 429220 1067988 8 18:49:01 225980 0 525756 27.94 2620 1127200 1050288 35.84 428992 1067988 8 18:50:01 225956 0 525772 27.94 2620 1127208 1050288 35.84 429000 1067988 8 18:51:01 224576 0 527152 28.02 2620 1127208 1050580 35.85 430260 1067988 8 18:52:01 269428 0 620784 32.99 2620 988724 1085156 37.03 526452 864844 0 18:53:01 236680 0 686124 36.47 1492 957260 1067176 36.42 590772 769820 32 Average: 159925 0 498520 26.50 2550 1220561 1007539 34.39 373200 1179570 18 18:37:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:38:01 eth0 151.83 91.74 372.15 24.18 0.00 0.00 0.00 0.00 18:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 eth0 1.42 0.73 0.80 0.55 0.00 0.00 0.00 0.00 18:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 eth0 0.13 0.08 0.01 0.04 0.00 0.00 0.00 0.00 18:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 eth0 0.72 0.48 0.42 0.24 0.00 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 eth0 0.10 0.10 0.01 0.04 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 577.89 442.51 1299.12 398.01 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 89.83 63.66 7.98 301.79 0.00 0.00 0.00 0.00 18:47:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 0.37 0.32 0.15 0.13 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 1.60 0.03 0.16 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 2.57 0.70 0.72 0.41 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 688.99 584.12 4539.02 80.72 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 62.07 63.55 5.13 414.01 0.00 0.00 0.00 0.00 18:53:01 eth0 462.88 404.76 3463.81 94.26 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 30.73 33.57 2.01 203.16 0.00 0.00 0.00 0.00 Average: eth0 118.06 95.41 605.23 37.44 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.43 10.06 0.95 57.51 0.00 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) 09/17/20 _x86_64_ (4 CPU) 18:36:31 LINUX RESTART (4 CPU) 18:37:02 CPU %user %nice %system %iowait %steal %idle 18:38:01 all 8.87 0.00 2.95 0.89 0.03 87.26 18:38:01 0 6.87 0.00 3.13 0.49 0.03 89.47 18:38:01 1 9.58 0.00 2.77 0.51 0.02 87.12 18:38:01 2 9.84 0.00 2.91 1.33 0.05 85.87 18:38:01 3 9.18 0.00 2.98 1.21 0.03 86.59 18:39:01 all 0.14 0.00 0.03 0.00 0.00 99.82 18:39:01 0 0.15 0.00 0.03 0.00 0.00 99.82 18:39:01 1 0.15 0.00 0.03 0.00 0.02 99.80 18:39:01 2 0.20 0.00 0.03 0.00 0.00 99.77 18:39:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:40:01 all 0.15 0.00 0.02 0.00 0.00 99.83 18:40:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:40:01 1 0.52 0.00 0.02 0.00 0.00 99.47 18:40:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:40:01 3 0.02 0.00 0.00 0.00 0.00 99.98 18:41:01 all 0.13 0.00 0.02 0.00 0.00 99.85 18:41:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:41:01 1 0.02 0.00 0.03 0.00 0.00 99.95 18:41:01 2 0.48 0.00 0.02 0.00 0.00 99.50 18:41:01 3 0.00 0.00 0.00 0.00 0.00 100.00 18:42:01 all 0.13 0.00 0.02 0.00 0.00 99.85 18:42:01 0 0.02 0.00 0.00 0.00 0.00 99.98 18:42:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:42:01 2 0.45 0.00 0.03 0.00 0.00 99.52 18:42:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:43:01 all 0.17 0.00 0.02 0.00 0.00 99.82 18:43:01 0 0.05 0.00 0.00 0.00 0.00 99.95 18:43:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:43:01 2 0.55 0.00 0.03 0.00 0.00 99.42 18:43:01 3 0.02 0.00 0.00 0.00 0.00 99.98 18:44:01 all 0.15 0.00 0.02 0.00 0.00 99.82 18:44:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:44:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:44:01 2 0.53 0.00 0.02 0.00 0.00 99.45 18:44:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:45:01 all 0.14 0.00 0.02 0.00 0.00 99.84 18:45:01 0 0.02 0.00 0.00 0.00 0.00 99.98 18:45:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:45:01 2 0.52 0.00 0.02 0.00 0.00 99.47 18:45:01 3 0.00 0.00 0.02 0.00 0.00 99.98 18:46:01 all 7.39 0.00 2.40 1.25 0.01 88.95 18:46:01 0 7.45 0.00 2.86 0.52 0.02 89.16 18:46:01 1 6.60 0.00 2.43 0.32 0.02 90.64 18:46:01 2 8.85 0.00 2.43 3.16 0.00 85.56 18:46:01 3 6.66 0.00 1.87 1.00 0.02 90.45 18:47:01 all 0.05 0.00 0.04 0.00 0.00 99.91 18:47:01 0 0.07 0.00 0.12 0.00 0.00 99.82 18:47:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:47:01 2 0.05 0.00 0.02 0.00 0.00 99.93 18:47:01 3 0.05 0.00 0.02 0.00 0.00 99.93 18:48:01 all 0.15 0.00 0.03 0.00 0.00 99.81 18:48:01 0 0.47 0.00 0.07 0.00 0.00 99.47 18:48:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:48:01 2 0.07 0.00 0.03 0.00 0.00 99.90 18:48:01 3 0.03 0.00 0.00 0.00 0.00 99.97 18:48:01 CPU %user %nice %system %iowait %steal %idle 18:49:01 all 0.15 0.00 0.03 0.00 0.00 99.83 18:49:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:49:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:49:01 2 0.02 0.00 0.05 0.00 0.00 99.93 18:49:01 3 0.52 0.00 0.03 0.00 0.00 99.45 18:50:01 all 0.15 0.00 0.02 0.00 0.00 99.82 18:50:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:50:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:50:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:50:01 3 0.50 0.00 0.02 0.00 0.00 99.48 18:51:01 all 0.19 0.00 0.02 0.00 0.00 99.80 18:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:51:01 1 0.12 0.00 0.03 0.00 0.00 99.85 18:51:01 2 0.07 0.00 0.00 0.00 0.00 99.93 18:51:01 3 0.53 0.00 0.02 0.00 0.00 99.45 18:52:01 all 9.70 0.00 5.11 3.56 0.03 81.61 18:52:01 0 8.91 0.00 5.35 2.81 0.02 82.91 18:52:01 1 10.09 0.00 4.64 1.48 0.02 83.77 18:52:01 2 9.69 0.00 5.11 6.32 0.03 78.84 18:52:01 3 10.09 0.00 5.34 3.61 0.03 80.93 18:53:01 all 10.76 0.00 6.88 2.72 0.02 79.63 18:53:01 0 10.90 0.00 7.53 1.73 0.02 79.83 18:53:01 1 9.12 0.00 6.36 3.54 0.02 80.96 18:53:01 2 10.15 0.00 7.19 2.00 0.00 80.65 18:53:01 3 12.86 0.00 6.44 3.60 0.03 77.07 Average: all 2.38 0.00 1.09 0.52 0.01 96.00 Average: 0 2.17 0.00 1.19 0.34 0.01 96.30 Average: 1 2.26 0.00 1.02 0.36 0.01 96.35 Average: 2 2.58 0.00 1.11 0.80 0.01 95.51 Average: 3 2.51 0.00 1.04 0.58 0.01 95.86