---> uname -a: Linux prd-centos7-docker-4c-2g-6321.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: 2933.436 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/exfoundry_go-mod-messaging_PR-71 /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/exfoundry_go-mod-messaging_PR-71@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 660 110 0 1066 1075 Swap: 1023 0 1023 ---> 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:8e:6e:73 brd ff:ff:ff:ff:ff:ff inet 10.30.122.92/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fe8e:6e73/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:32:2d:6c:b3 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::42:32ff:fe2d:6cb3/64 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) 10/19/20 _x86_64_ (4 CPU) 18:41:07 LINUX RESTART (4 CPU) 18:42:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:43:01 26.64 9.94 16.70 0.00 4339.60 2022.27 0.00 18:44:02 1.52 0.00 1.52 0.00 0.00 25.29 0.00 18:45:01 0.29 0.00 0.29 0.00 0.00 3.84 0.00 18:46:01 0.35 0.00 0.35 0.00 0.00 4.76 0.00 18:47:01 0.28 0.00 0.28 0.00 0.00 3.56 0.00 18:48:01 0.35 0.02 0.33 0.00 0.13 4.75 0.00 Average: 4.92 1.66 3.25 0.00 725.50 345.12 0.00 18:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:43:01 163324 0 561352 29.83 2620 1154260 1110508 37.90 414936 1143792 20 18:44:02 167480 0 557192 29.61 2620 1154264 1082904 36.96 414200 1140908 16 18:45:01 167500 0 557164 29.61 2620 1154272 1082976 36.96 414484 1140908 8 18:46:01 167408 0 557256 29.62 2620 1154272 1072624 36.61 415624 1139588 8 18:47:01 166992 0 557664 29.64 2620 1154280 1072768 36.61 421660 1134324 8 18:48:01 167344 0 557304 29.62 2620 1154288 1072720 36.61 421408 1134324 12 Average: 166675 0 557989 29.66 2620 1154273 1082417 36.94 417052 1138974 12 18:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:43:01 eth0 73.91 61.28 336.60 33.23 0.00 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 1.23 1.10 0.30 2.37 0.00 0.00 0.00 0.00 18:44:02 eth0 3.40 1.00 3.02 0.10 0.00 0.00 0.00 0.00 18:44:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 0.91 0.37 0.30 0.21 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 0.68 0.00 0.07 0.00 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 0.80 0.42 0.46 0.26 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 0.18 0.12 0.07 0.01 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 13.35 10.56 56.93 5.65 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 0.21 0.18 0.05 0.40 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) 10/19/20 _x86_64_ (4 CPU) 18:41:07 LINUX RESTART (4 CPU) 18:42:01 CPU %user %nice %system %iowait %steal %idle 18:43:01 all 2.31 0.00 1.66 0.70 0.04 95.28 18:43:01 0 2.48 0.00 1.78 2.05 0.03 93.66 18:43:01 1 2.39 0.00 2.09 0.10 0.03 95.38 18:43:01 2 2.25 0.00 1.44 0.27 0.03 96.01 18:43:01 3 2.13 0.00 1.34 0.40 0.07 96.06 18:44:02 all 0.16 0.00 0.05 0.00 0.00 99.79 18:44:02 0 0.50 0.00 0.05 0.00 0.00 99.45 18:44:02 1 0.03 0.00 0.02 0.00 0.00 99.95 18:44:02 2 0.08 0.00 0.07 0.00 0.00 99.85 18:44:02 3 0.02 0.00 0.05 0.00 0.02 99.92 18:45:01 all 0.14 0.00 0.03 0.00 0.00 99.82 18:45:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:45:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:45:01 2 0.47 0.00 0.03 0.00 0.00 99.49 18:45:01 3 0.05 0.00 0.02 0.00 0.00 99.93 18:46:01 all 0.16 0.00 0.02 0.00 0.00 99.82 18:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:46:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:46:01 2 0.57 0.00 0.02 0.00 0.00 99.42 18:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:47:01 all 0.17 0.00 0.07 0.00 0.00 99.76 18:47:01 0 0.02 0.00 0.03 0.00 0.02 99.93 18:47:01 1 0.07 0.00 0.03 0.00 0.00 99.90 18:47:01 2 0.53 0.00 0.02 0.00 0.00 99.45 18:47:01 3 0.07 0.00 0.18 0.00 0.00 99.75 18:48:01 all 0.14 0.00 0.04 0.00 0.00 99.82 18:48:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:48:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:48:01 2 0.50 0.00 0.03 0.00 0.00 99.47 18:48:01 3 0.02 0.00 0.07 0.00 0.00 99.92 Average: all 0.51 0.00 0.31 0.12 0.01 99.05 Average: 0 0.51 0.00 0.32 0.34 0.01 98.82 Average: 1 0.43 0.00 0.37 0.02 0.01 99.17 Average: 2 0.73 0.00 0.27 0.04 0.01 98.95 Average: 3 0.38 0.00 0.28 0.07 0.01 99.25