---> uname -a: Linux 7d0cd797d924 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: 2933.396 BogoMIPS: 5866.79 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 782 110 0 944 988 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) 06/08/20 _x86_64_ (4 CPU) 21:31:18 LINUX RESTART 21:32:01 tps rtps wtps bread/s bwrtn/s 21:33:01 43.59 10.92 32.67 4434.37 2244.76 21:34:01 1.65 0.00 1.65 0.00 29.58 21:35:01 0.25 0.00 0.25 0.00 4.01 21:36:01 0.23 0.00 0.23 0.00 2.83 21:37:01 0.55 0.00 0.55 0.00 6.48 21:38:01 0.30 0.00 0.30 0.00 3.75 21:39:01 265.49 157.33 108.16 7059.10 34629.18 21:40:01 224.54 84.58 139.97 4478.40 32062.58 Average: 67.10 31.61 35.49 1997.04 8626.46 21:32:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:33:01 175292 1706264 90.68 2620 1124388 1103964 37.68 422252 1124940 20 21:34:01 179096 1702460 90.48 2620 1124392 1080788 36.89 423104 1121268 20 21:35:01 178268 1703288 90.53 2620 1124400 1080932 36.89 423936 1121268 8 21:36:01 176744 1704812 90.61 2620 1124400 1080956 36.89 425824 1120628 8 21:37:01 176768 1704788 90.61 2620 1124408 1080836 36.89 434136 1112320 16 21:38:01 175880 1705676 90.65 2620 1124416 1080776 36.88 435344 1112316 16 21:39:01 214388 1667168 88.61 2596 996216 1398892 47.74 578256 890228 40 21:40:01 204744 1676812 89.12 1492 913268 1245568 42.51 636084 748768 44 Average: 185148 1696409 90.16 2476 1081986 1144089 39.05 472367 1043967 22 21:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:33:01 eth0 114.29 86.68 455.92 44.61 0.00 0.00 0.00 21:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:33:01 docker0 1.22 1.10 0.35 2.64 0.00 0.00 0.00 21:34:01 eth0 3.91 2.25 2.95 0.15 0.00 0.00 0.00 21:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 eth0 0.98 0.43 0.32 0.15 0.00 0.00 0.00 21:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 eth0 0.48 0.30 0.27 0.23 0.00 0.00 0.00 21:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 eth0 0.22 0.17 0.08 0.10 0.00 0.00 0.00 21:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 eth0 0.18 0.15 0.07 0.01 0.00 0.00 0.00 21:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 eth0 207.09 151.97 4251.57 27.67 0.00 0.00 0.00 21:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 vethd37727b 0.42 0.40 0.09 0.18 0.00 0.00 0.00 21:39:01 docker0 40.50 41.45 4.37 305.51 0.00 0.00 0.00 21:40:01 veth4c5f42e 0.00 0.03 0.00 0.00 0.00 0.00 0.00 21:40:01 eth0 899.55 611.43 8738.03 245.88 0.00 0.00 0.00 21:40:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 21:40:01 docker0 18.67 21.68 1.20 148.79 0.00 0.00 0.00 Average: veth4c5f42e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 112.52 76.48 1093.00 30.76 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.40 7.89 0.70 56.81 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) 06/08/20 _x86_64_ (4 CPU) 21:31:18 LINUX RESTART 21:32:01 CPU %user %nice %system %iowait %steal %idle 21:33:01 all 3.18 0.00 1.81 1.46 0.00 93.55 21:33:01 0 3.08 0.00 2.12 0.38 0.00 94.42 21:33:01 1 3.53 0.00 1.50 1.27 0.00 93.70 21:33:01 2 2.61 0.00 1.69 1.39 0.02 94.30 21:33:01 3 3.50 0.00 1.97 2.79 0.00 91.74 21:34:01 all 0.15 0.00 0.05 0.00 0.00 99.80 21:34:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:34:01 1 0.03 0.00 0.07 0.00 0.00 99.90 21:34:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:34:01 3 0.48 0.00 0.07 0.00 0.00 99.45 21:35:01 all 0.11 0.00 0.04 0.00 0.00 99.85 21:35:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:35:01 1 0.02 0.00 0.07 0.00 0.00 99.92 21:35:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:35:01 3 0.33 0.00 0.02 0.00 0.02 99.63 21:36:01 all 0.08 0.00 0.03 0.00 0.00 99.89 21:36:01 0 0.22 0.00 0.03 0.00 0.00 99.75 21:36:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:36:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:36:01 3 0.03 0.00 0.05 0.00 0.00 99.92 21:37:01 all 0.16 0.00 0.05 0.00 0.00 99.79 21:37:01 0 0.52 0.00 0.05 0.00 0.00 99.43 21:37:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:37:01 2 0.07 0.00 0.03 0.00 0.00 99.90 21:37:01 3 0.03 0.00 0.08 0.00 0.00 99.88 21:38:01 all 0.15 0.00 0.05 0.00 0.00 99.80 21:38:01 0 0.50 0.00 0.02 0.00 0.00 99.48 21:38:01 1 0.02 0.00 0.03 0.00 0.00 99.95 21:38:01 2 0.03 0.00 0.07 0.00 0.00 99.90 21:38:01 3 0.03 0.00 0.08 0.00 0.00 99.88 21:39:01 all 8.91 0.00 5.46 2.52 0.03 83.08 21:39:01 0 8.73 0.00 5.85 1.26 0.03 84.12 21:39:01 1 8.53 0.00 5.46 4.55 0.03 81.42 21:39:01 2 10.00 0.00 4.97 2.58 0.03 82.42 21:39:01 3 8.38 0.00 5.56 1.67 0.02 84.37 21:40:01 all 11.10 0.00 8.14 2.77 0.03 77.96 21:40:01 0 9.66 0.00 7.67 1.14 0.03 81.50 21:40:01 1 11.32 0.00 8.05 3.92 0.02 76.69 21:40:01 2 13.32 0.00 7.84 3.81 0.05 74.98 21:40:01 3 10.12 0.00 8.96 2.24 0.02 78.66 Average: all 2.96 0.00 1.94 0.84 0.01 94.26 Average: 0 2.83 0.00 1.96 0.35 0.01 94.86 Average: 1 2.91 0.00 1.89 1.21 0.01 93.98 Average: 2 3.24 0.00 1.83 0.96 0.01 93.95 Average: 3 2.84 0.00 2.08 0.83 0.01 94.24