---> uname -a: Linux prd-centos7-docker-4c-2g-21323.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 41.4G 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 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/xfoundry_go-mod-bootstrap_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 821 143 0 871 952 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:62:f8:31 brd ff:ff:ff:ff:ff:ff inet 10.30.123.226/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fe62:f831/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5a:1a:96:bd brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:5aff:fe1a:96bd/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/19/21 _x86_64_ (4 CPU) 22:02:46 LINUX RESTART (4 CPU) 22:04:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:05:01 2.76 0.00 2.76 0.00 0.00 62.91 0.00 22:06:01 0.45 0.00 0.45 0.00 0.00 6.73 0.00 22:07:01 0.25 0.00 0.25 0.00 0.00 3.41 0.00 22:08:01 0.30 0.00 0.30 0.00 0.00 4.08 0.00 22:09:01 15.43 3.80 11.64 0.00 751.66 7182.57 0.00 22:10:01 433.62 215.21 218.42 0.00 10786.09 57392.26 0.00 Average: 75.72 36.62 39.09 0.00 1929.40 10810.92 0.00 22:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:05:01 148560 0 609956 32.42 2620 1120408 1105564 37.73 442076 1092348 12 22:06:01 149984 0 608528 32.34 2620 1120412 1095132 37.38 440952 1092388 20 22:07:01 148400 0 610104 32.43 2620 1120420 1079928 36.86 452428 1082388 16 22:08:01 146440 0 612064 32.53 2620 1120420 1079956 36.86 453024 1083744 8 22:09:01 72424 0 693088 36.84 2620 1113412 1499264 51.17 531804 1071336 78292 22:10:01 100944 0 793220 42.16 1744 985636 1268060 43.28 590516 851104 16452 Average: 127792 0 654493 34.78 2474 1096785 1187984 40.54 485133 1045551 15800 22:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:05:01 eth0 4.33 1.35 1.93 0.79 0.00 0.00 0.00 0.00 22:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 eth0 6.58 0.35 0.83 0.23 0.00 0.00 0.00 0.00 22:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 eth0 6.73 1.10 1.56 0.79 0.00 0.00 0.00 0.00 22:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 eth0 2.80 0.88 0.96 0.56 0.00 0.00 0.00 0.00 22:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 eth0 444.45 388.26 4073.07 29.45 0.00 0.00 0.00 0.00 22:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 vethd703c0a 40.39 68.39 2.66 204.03 0.00 0.00 0.00 0.00 22:10:01 eth0 532.16 437.56 3495.41 92.40 0.00 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 65.60 89.80 4.66 257.90 0.00 0.00 0.00 0.00 Average: vethd703c0a 6.75 11.44 0.45 34.12 0.00 0.00 0.00 0.00 Average: eth0 166.67 138.67 1266.12 20.77 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 10.97 15.02 0.78 43.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/19/21 _x86_64_ (4 CPU) 22:02:46 LINUX RESTART (4 CPU) 22:04:02 CPU %user %nice %system %iowait %steal %idle 22:05:01 all 0.23 0.00 0.08 0.00 0.00 99.69 22:05:01 0 0.08 0.00 0.07 0.00 0.00 99.85 22:05:01 1 0.59 0.00 0.10 0.00 0.00 99.31 22:05:01 2 0.17 0.00 0.07 0.00 0.00 99.76 22:05:01 3 0.08 0.00 0.07 0.00 0.00 99.85 22:06:01 all 0.16 0.00 0.13 0.00 0.25 99.46 22:06:01 0 0.30 0.00 0.07 0.00 0.08 99.55 22:06:01 1 0.18 0.00 0.10 0.00 0.25 99.47 22:06:01 2 0.08 0.00 0.20 0.00 0.32 99.40 22:06:01 3 0.08 0.00 0.15 0.00 0.33 99.44 22:07:01 all 0.12 0.00 0.06 0.00 0.25 99.56 22:07:01 0 0.30 0.00 0.02 0.00 0.22 99.47 22:07:01 1 0.10 0.00 0.15 0.00 0.20 99.55 22:07:01 2 0.08 0.00 0.07 0.00 0.37 99.48 22:07:01 3 0.02 0.00 0.02 0.00 0.23 99.73 22:08:01 all 0.13 0.00 0.06 0.00 0.17 99.63 22:08:01 0 0.35 0.00 0.05 0.00 0.08 99.52 22:08:01 1 0.07 0.00 0.05 0.00 0.20 99.68 22:08:01 2 0.08 0.00 0.07 0.00 0.30 99.55 22:08:01 3 0.03 0.00 0.07 0.00 0.12 99.78 22:09:01 all 1.87 0.00 1.56 0.03 0.04 96.51 22:09:01 0 2.61 0.00 2.19 0.00 0.03 95.17 22:09:01 1 1.56 0.00 1.52 0.03 0.05 96.84 22:09:01 2 1.78 0.00 1.27 0.05 0.05 96.85 22:09:01 3 1.54 0.00 1.26 0.02 0.02 97.17 22:10:01 all 15.82 0.00 12.12 4.35 0.12 67.59 22:10:01 0 15.92 0.00 11.89 3.42 0.12 68.65 22:10:01 1 15.57 0.00 11.71 6.31 0.10 66.31 22:10:01 2 15.08 0.00 11.70 4.78 0.07 68.38 22:10:01 3 16.71 0.00 13.20 2.87 0.17 67.05 Average: all 2.98 0.00 2.28 0.71 0.14 93.89 Average: 0 3.18 0.00 2.32 0.55 0.09 93.85 Average: 1 2.95 0.00 2.22 1.03 0.13 93.66 Average: 2 2.81 0.00 2.17 0.78 0.18 94.06 Average: 3 3.00 0.00 2.40 0.47 0.15 93.99