---> uname -a: Linux prd-centos7-docker-4c-2g-12826.vexxhost.local 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% /facter-os /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/auth.log /dev/vda1 50.0G 8.5G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/xfoundry_go-mod-bootstrap_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 795 146 0 895 983 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 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:e4:99:05 brd ff:ff:ff:ff:ff:ff inet 10.30.122.173/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:fee4:9905/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:3b:e9:84:93 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::42:3bff:fee9:8493/64 scope link 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) 11/19/20 _x86_64_ (4 CPU) 20:55:42 LINUX RESTART (4 CPU) 20:57:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:58:01 3.38 0.00 3.38 0.00 0.00 100.18 0.00 20:59:01 0.63 0.00 0.63 0.00 0.00 9.01 0.00 21:00:01 0.27 0.00 0.27 0.00 0.00 3.50 0.00 21:01:01 0.40 0.02 0.38 0.00 0.13 5.15 0.00 21:02:01 238.42 141.39 97.02 0.00 7770.31 33712.27 0.00 21:03:01 204.84 76.17 128.68 0.00 4362.85 32498.87 0.00 Average: 74.68 36.27 38.41 0.00 2022.89 11058.50 0.00 20:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:58:01 200644 0 548320 29.14 2620 1129972 1114412 38.03 391556 1129752 12 20:59:01 202096 0 546864 29.06 2620 1129976 1106188 37.75 391540 1129148 8 21:00:01 201664 0 547284 29.09 2620 1129988 1106212 37.75 391612 1129152 8 21:01:01 202376 0 546572 29.05 2620 1129988 1082832 36.96 398932 1120904 16 21:02:01 182408 0 614784 32.67 2620 1081744 1090924 37.23 481520 998232 20 21:03:01 220064 0 745916 39.64 1596 913980 1203472 41.07 602116 753812 48 Average: 201542 0 591623 31.44 2449 1085941 1117340 38.13 442879 1043500 19 20:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:58:01 eth0 3.98 1.86 3.29 0.28 0.00 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 1.02 0.32 0.32 0.23 0.00 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 eth0 0.48 0.48 0.29 0.21 0.00 0.00 0.00 0.00 21:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 eth0 442.21 397.77 4134.41 37.88 0.00 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 22.44 22.37 2.28 45.93 0.00 0.00 0.00 0.00 21:03:01 vetheb84c85 2.10 1.56 0.40 0.39 0.00 0.00 0.00 0.00 21:03:01 eth0 527.16 445.79 3448.89 111.81 0.00 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 35.97 57.12 2.13 187.23 0.00 0.00 0.00 0.00 Average: vetheb84c85 0.35 0.26 0.07 0.06 0.00 0.00 0.00 0.00 Average: eth0 162.65 141.10 1264.97 25.08 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 9.74 13.25 0.73 38.87 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) 11/19/20 _x86_64_ (4 CPU) 20:55:42 LINUX RESTART (4 CPU) 20:57:01 CPU %user %nice %system %iowait %steal %idle 20:58:01 all 0.20 0.00 0.06 0.00 0.00 99.74 20:58:01 0 0.08 0.00 0.08 0.00 0.00 99.83 20:58:01 1 0.10 0.00 0.05 0.00 0.00 99.85 20:58:01 2 0.55 0.00 0.05 0.00 0.00 99.40 20:58:01 3 0.05 0.00 0.07 0.00 0.00 99.88 20:59:01 all 0.16 0.00 0.04 0.00 0.00 99.80 20:59:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:59:01 1 0.05 0.00 0.05 0.00 0.00 99.90 20:59:01 2 0.53 0.00 0.07 0.00 0.00 99.40 20:59:01 3 0.03 0.00 0.02 0.00 0.00 99.95 21:00:01 all 0.11 0.00 0.05 0.00 0.01 99.84 21:00:01 0 0.05 0.00 0.03 0.00 0.02 99.90 21:00:01 1 0.03 0.00 0.03 0.00 0.02 99.92 21:00:01 2 0.32 0.00 0.08 0.00 0.00 99.60 21:00:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:01:01 all 0.04 0.00 0.05 0.00 0.00 99.90 21:01:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:01:01 1 0.05 0.00 0.07 0.00 0.00 99.88 21:01:01 2 0.07 0.00 0.07 0.00 0.00 99.87 21:01:01 3 0.03 0.00 0.05 0.00 0.00 99.92 21:02:01 all 8.30 0.00 5.80 1.94 0.03 83.92 21:02:01 0 8.45 0.00 6.13 1.72 0.03 83.66 21:02:01 1 7.61 0.00 5.63 1.90 0.02 84.84 21:02:01 2 7.77 0.00 5.73 2.30 0.03 84.16 21:02:01 3 9.38 0.00 5.72 1.85 0.05 83.00 21:03:01 all 11.26 0.00 8.24 2.60 0.03 77.86 21:03:01 0 11.99 0.00 8.03 2.72 0.02 77.24 21:03:01 1 10.68 0.00 8.66 2.06 0.03 78.57 21:03:01 2 9.83 0.00 7.34 1.58 0.03 81.21 21:03:01 3 12.57 0.00 8.94 4.05 0.03 74.41 Average: all 3.30 0.00 2.34 0.75 0.01 93.61 Average: 0 3.37 0.00 2.34 0.73 0.01 93.55 Average: 1 3.05 0.00 2.38 0.65 0.01 93.91 Average: 2 3.14 0.00 2.20 0.64 0.01 94.01 Average: 3 3.63 0.00 2.43 0.97 0.01 92.96