---> uname -a: Linux 4d35ecded0d4 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/_app-service-configurable_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 779 91 0 966 991 Swap: 1023 3 1020 ---> 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 24: eth0@if25: 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) 06/15/20 _x86_64_ (4 CPU) 22:18:56 LINUX RESTART 22:20:02 tps rtps wtps bread/s bwrtn/s 22:21:01 1.61 0.00 1.61 0.00 32.89 22:22:01 0.32 0.00 0.32 0.00 4.46 22:23:01 0.28 0.00 0.28 0.00 3.50 22:24:01 0.25 0.00 0.25 0.00 3.23 22:25:01 0.43 0.00 0.43 0.00 6.84 22:26:01 0.30 0.02 0.28 0.13 2.75 22:27:01 0.32 0.00 0.32 0.00 3.38 22:28:01 0.20 0.00 0.20 0.00 2.88 22:29:01 0.22 0.00 0.22 0.00 2.18 22:30:01 0.28 0.00 0.28 0.00 3.51 22:31:01 0.32 0.00 0.32 0.00 3.08 22:32:01 276.18 158.13 118.05 7091.19 34682.04 22:33:01 240.27 105.14 135.13 6268.60 32220.62 Average: 40.14 20.29 19.86 1029.53 5160.88 22:20:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:21:01 171900 1709656 90.86 2620 1158332 1071748 36.58 429456 1120852 20 22:22:01 169256 1712300 91.00 2620 1158336 1069976 36.52 432792 1120352 8 22:23:01 169052 1712504 91.02 2620 1158344 1069988 36.52 432928 1120352 12 22:24:01 169224 1712332 91.01 2620 1158344 1069760 36.51 438484 1114748 8 22:25:01 168912 1712644 91.02 2620 1158348 1069844 36.51 439744 1113700 8 22:26:01 169520 1712036 90.99 2620 1158360 1069924 36.51 439624 1113700 8 22:27:01 169964 1711592 90.97 2620 1158360 1069888 36.51 432368 1120764 8 22:28:01 169544 1712012 90.99 2620 1158372 1069952 36.52 432384 1120764 8 22:29:01 169304 1712252 91.00 2620 1158376 1069952 36.52 432392 1120764 8 22:30:01 169044 1712512 91.02 2620 1158384 1070024 36.52 427532 1125924 8 22:31:01 169544 1712012 90.99 2620 1158384 1069952 36.52 427356 1125924 12 22:32:01 187592 1693964 90.03 2620 1024464 1387332 47.35 607940 889156 40 22:33:01 155348 1726208 91.74 1764 976988 1129260 38.54 602128 833024 116 Average: 169862 1711694 90.97 2554 1134107 1099046 37.51 459625 1080002 20 22:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:21:01 eth0 0.71 0.08 0.06 0.01 0.00 0.00 0.00 22:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:22:01 eth0 0.98 0.37 0.46 0.20 0.00 0.00 0.00 22:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:23:01 eth0 0.75 0.42 0.32 0.21 0.00 0.00 0.00 22:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:24:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:25:01 eth0 0.20 0.18 0.08 0.07 0.00 0.00 0.00 22:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:26:01 eth0 0.18 0.13 0.07 0.01 0.00 0.00 0.00 22:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 22:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:28:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 eth0 0.35 0.32 0.17 0.08 0.00 0.00 0.00 22:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:32:01 veth5536ab3 0.42 0.48 0.09 0.19 0.00 0.00 0.00 22:32:01 eth0 707.86 450.17 5348.47 121.57 0.00 0.00 0.00 22:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:32:01 docker0 41.58 43.05 4.48 305.60 0.00 0.00 0.00 22:33:01 eth0 275.42 197.27 3422.50 135.89 0.00 0.00 0.00 22:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 docker0 16.92 20.14 1.24 157.08 0.00 0.00 0.00 Average: eth0 38.91 27.95 592.63 13.02 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.36 4.75 0.41 35.42 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) 06/15/20 _x86_64_ (4 CPU) 22:18:56 LINUX RESTART 22:20:02 CPU %user %nice %system %iowait %steal %idle 22:21:01 all 0.13 0.00 0.05 0.00 0.00 99.82 22:21:01 0 0.37 0.00 0.03 0.00 0.00 99.59 22:21:01 1 0.03 0.00 0.07 0.00 0.00 99.90 22:21:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:21:01 3 0.05 0.00 0.03 0.00 0.00 99.92 22:22:01 all 0.12 0.00 0.04 0.00 0.00 99.84 22:22:01 0 0.33 0.00 0.05 0.00 0.00 99.62 22:22:01 1 0.05 0.00 0.07 0.00 0.00 99.88 22:22:01 2 0.05 0.00 0.02 0.00 0.00 99.93 22:22:01 3 0.05 0.00 0.02 0.00 0.00 99.93 22:23:01 all 0.15 0.00 0.04 0.00 0.00 99.81 22:23:01 0 0.48 0.00 0.02 0.00 0.00 99.50 22:23:01 1 0.07 0.00 0.07 0.00 0.00 99.87 22:23:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:23:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:24:01 all 0.17 0.00 0.03 0.00 0.00 99.80 22:24:01 0 0.55 0.00 0.03 0.00 0.00 99.42 22:24:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:24:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:24:01 3 0.05 0.00 0.05 0.00 0.00 99.90 22:25:01 all 0.16 0.00 0.07 0.00 0.00 99.77 22:25:01 0 0.53 0.00 0.03 0.00 0.00 99.43 22:25:01 1 0.02 0.00 0.03 0.00 0.00 99.95 22:25:01 2 0.05 0.00 0.18 0.00 0.00 99.77 22:25:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:26:01 all 0.15 0.00 0.02 0.00 0.00 99.82 22:26:01 0 0.52 0.00 0.03 0.00 0.00 99.45 22:26:01 1 0.02 0.00 0.02 0.00 0.00 99.97 22:26:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:26:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:27:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:27:01 0 0.52 0.00 0.00 0.00 0.00 99.48 22:27:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:27:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:27:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:28:01 all 0.15 0.00 0.02 0.00 0.00 99.83 22:28:01 0 0.48 0.00 0.02 0.00 0.00 99.50 22:28:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:28:01 2 0.02 0.00 0.03 0.00 0.00 99.95 22:28:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:29:01 all 0.16 0.00 0.02 0.00 0.00 99.82 22:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:29:01 1 0.05 0.00 0.02 0.00 0.00 99.93 22:29:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:29:01 3 0.55 0.00 0.03 0.00 0.00 99.42 22:30:01 all 0.15 0.00 0.03 0.00 0.00 99.81 22:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:30:01 1 0.03 0.00 0.05 0.00 0.00 99.92 22:30:01 2 0.02 0.00 0.03 0.00 0.00 99.95 22:30:01 3 0.53 0.00 0.05 0.00 0.00 99.42 22:31:01 all 0.11 0.00 0.04 0.00 0.00 99.85 22:31:01 0 0.07 0.00 0.05 0.00 0.00 99.88 22:31:01 1 0.07 0.00 0.02 0.00 0.00 99.92 22:31:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:31:01 3 0.28 0.00 0.07 0.00 0.00 99.65 22:32:01 all 9.62 0.00 6.15 2.32 0.05 81.85 22:32:01 0 10.49 0.00 6.55 2.32 0.07 80.58 22:32:01 1 9.94 0.00 5.91 4.30 0.07 79.78 22:32:01 2 8.85 0.00 6.50 1.12 0.05 83.48 22:32:01 3 9.20 0.00 5.67 1.56 0.05 83.53 22:33:01 all 11.85 0.00 8.25 3.16 0.06 76.68 22:33:01 0 10.35 0.00 9.18 2.99 0.07 77.41 22:33:01 1 10.61 0.00 7.08 2.77 0.08 79.46 22:33:01 2 11.72 0.00 9.20 3.18 0.03 75.87 22:33:01 3 14.74 0.00 7.50 3.68 0.03 74.04 Average: all 1.76 0.00 1.13 0.42 0.01 96.69 Average: 0 1.88 0.00 1.22 0.40 0.01 96.49 Average: 1 1.60 0.00 1.02 0.54 0.01 96.83 Average: 2 1.60 0.00 1.23 0.33 0.01 96.84 Average: 3 1.95 0.00 1.03 0.40 0.01 96.62