---> uname -a: Linux 86a8b450d38d 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 8.2G 41.8G 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/_app-service-configurable_master@tmp /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 777 128 0 931 996 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) 09/08/20 _x86_64_ (4 CPU) 22:53:51 LINUX RESTART (4 CPU) 22:55:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:56:01 3.07 0.00 3.07 0.00 0.00 104.65 0.00 22:57:01 0.37 0.00 0.37 0.00 0.00 5.15 0.00 22:58:01 0.30 0.00 0.30 0.00 0.00 3.66 0.00 22:59:01 0.27 0.00 0.27 0.00 0.00 2.98 0.00 23:00:01 0.25 0.00 0.25 0.00 0.00 3.48 0.00 23:01:01 0.40 0.07 0.33 0.00 0.80 3.71 0.00 23:02:01 0.55 0.08 0.47 0.00 1.60 6.58 0.00 23:03:01 243.64 137.08 106.56 0.00 7328.01 35432.18 0.00 23:04:01 188.55 52.16 136.40 0.00 3305.18 30042.05 0.00 Average: 48.78 21.12 27.66 0.00 1186.37 7318.14 0.00 22:55:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:56:01 188428 0 546880 29.07 2620 1143628 1096604 37.43 386836 1147536 12 22:57:01 188780 0 546524 29.05 2620 1143632 1079128 36.83 388260 1146120 8 22:58:01 188116 0 547180 29.08 2620 1143640 1079260 36.83 388972 1146124 8 22:59:01 187168 0 548128 29.13 2620 1143640 1079128 36.83 393944 1142324 8 23:00:01 186276 0 549016 29.18 2620 1143644 1079236 36.83 396648 1140232 8 23:01:01 185408 0 549868 29.22 2620 1143660 1081468 36.91 397076 1140232 8 23:02:01 186652 0 548484 29.15 2620 1143800 1079636 36.85 387320 1149504 8 23:03:01 214784 0 676924 35.98 2620 987228 1506224 51.40 580912 876552 12348 23:04:01 131916 0 733128 38.96 2240 1014272 1217224 41.54 596888 873648 200 Average: 184170 0 582904 30.98 2578 1111905 1144212 39.05 435206 1084697 1401 22:55:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:56:01 eth0 3.96 2.00 3.28 0.36 0.00 0.00 0.00 0.00 22:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 eth0 0.95 0.35 0.32 0.20 0.00 0.00 0.00 0.00 22:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 eth0 0.82 0.08 0.07 0.01 0.00 0.00 0.00 0.00 22:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 eth0 0.68 0.40 0.40 0.26 0.00 0.00 0.00 0.00 23:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 23:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 eth0 470.28 399.57 4354.79 37.32 0.00 0.00 0.00 0.00 23:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 docker0 55.86 57.59 4.74 408.53 0.00 0.00 0.00 0.00 23:04:01 veth9a5c3d1 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 23:04:01 eth0 462.94 377.42 3268.68 102.18 0.00 0.00 0.00 0.00 23:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:04:01 docker0 1.80 1.60 0.44 0.80 0.00 0.00 0.00 0.00 Average: veth9a5c3d1 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 104.84 87.01 850.87 15.66 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 6.43 6.60 0.58 45.65 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) 09/08/20 _x86_64_ (4 CPU) 22:53:51 LINUX RESTART (4 CPU) 22:55:03 CPU %user %nice %system %iowait %steal %idle 22:56:01 all 0.20 0.00 0.06 0.00 0.01 99.73 22:56:01 0 0.09 0.00 0.03 0.00 0.02 99.86 22:56:01 1 0.16 0.00 0.07 0.00 0.00 99.78 22:56:01 2 0.45 0.00 0.07 0.00 0.02 99.47 22:56:01 3 0.12 0.00 0.05 0.00 0.00 99.83 22:57:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:57:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:57:01 1 0.48 0.00 0.02 0.00 0.00 99.50 22:57:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:57:01 3 0.05 0.00 0.03 0.00 0.02 99.90 22:58:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:58:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:58:01 1 0.53 0.00 0.03 0.00 0.00 99.43 22:58:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:58:01 3 0.03 0.00 0.05 0.00 0.00 99.92 22:59:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:59:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:59:01 1 0.02 0.00 0.03 0.00 0.00 99.95 22:59:01 2 0.50 0.00 0.02 0.00 0.02 99.47 22:59:01 3 0.05 0.00 0.07 0.00 0.00 99.88 23:00:01 all 0.16 0.00 0.07 0.00 0.01 99.77 23:00:01 0 0.03 0.00 0.03 0.00 0.02 99.92 23:00:01 1 0.05 0.00 0.17 0.00 0.02 99.77 23:00:01 2 0.53 0.00 0.05 0.00 0.00 99.42 23:00:01 3 0.02 0.00 0.02 0.00 0.00 99.97 23:01:01 all 0.12 0.00 0.05 0.00 0.01 99.82 23:01:01 0 0.03 0.00 0.05 0.00 0.00 99.92 23:01:01 1 0.17 0.00 0.07 0.00 0.00 99.77 23:01:01 2 0.25 0.00 0.03 0.02 0.02 99.68 23:01:01 3 0.03 0.00 0.03 0.00 0.02 99.92 23:02:01 all 0.09 0.00 0.04 0.00 0.01 99.85 23:02:01 0 0.05 0.00 0.03 0.02 0.00 99.90 23:02:01 1 0.23 0.00 0.05 0.00 0.02 99.70 23:02:01 2 0.05 0.00 0.05 0.00 0.02 99.88 23:02:01 3 0.03 0.00 0.03 0.00 0.00 99.93 23:03:01 all 8.68 0.00 5.49 3.12 0.14 82.57 23:03:01 0 8.32 0.00 5.50 2.37 0.14 83.67 23:03:01 1 8.16 0.00 5.15 2.34 0.15 84.20 23:03:01 2 9.14 0.00 5.17 5.54 0.14 80.01 23:03:01 3 9.09 0.00 6.13 2.23 0.14 82.41 23:04:01 all 9.59 0.00 7.33 2.62 0.23 80.23 23:04:01 0 9.38 0.00 7.85 2.22 0.21 80.34 23:04:01 1 9.47 0.00 6.89 1.35 0.24 82.06 23:04:01 2 10.05 0.00 6.82 3.66 0.24 79.24 23:04:01 3 9.48 0.00 7.75 3.27 0.22 79.27 Average: all 2.11 0.00 1.44 0.63 0.04 95.77 Average: 0 1.96 0.00 1.48 0.50 0.04 96.02 Average: 1 2.12 0.00 1.37 0.41 0.05 96.06 Average: 2 2.31 0.00 1.34 1.01 0.05 95.29 Average: 3 2.07 0.00 1.55 0.60 0.04 95.73