---> uname -a: Linux prd-centos7-docker-4c-2g-6314.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 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 678 108 0 1050 1055 Swap: 1023 1 1022 ---> 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:26:55:8b brd ff:ff:ff:ff:ff:ff inet 10.30.123.156/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fe26:558b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:1f:42:f1:c9 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::42:1fff:fe42:f1c9/64 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) 18:03:56 LINUX RESTART (4 CPU) 18:05:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:06:01 40.63 11.76 28.86 0.00 4484.84 2090.68 0.00 18:07:01 0.87 0.00 0.87 0.00 0.00 21.06 0.00 18:08:02 0.40 0.00 0.40 0.00 0.00 6.24 0.00 18:09:01 0.17 0.00 0.17 0.00 0.00 1.22 0.00 18:10:01 0.30 0.00 0.30 0.00 0.00 4.82 0.00 18:11:01 46.67 38.64 8.02 0.00 4337.60 3436.73 0.00 Average: 14.89 8.43 6.46 0.00 1475.46 930.13 0.00 18:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:06:01 169384 0 585972 31.14 2620 1123580 1136828 38.80 435648 1117040 16 18:07:01 177344 0 578004 30.72 2620 1123588 1074476 36.67 432512 1113256 16 18:08:02 177608 0 577736 30.71 2620 1123592 1074476 36.67 432644 1113252 8 18:09:01 174724 0 580620 30.86 2620 1123592 1074752 36.68 438676 1109828 20 18:10:01 175320 0 580016 30.83 2620 1123600 1074656 36.68 441244 1106808 20 18:11:01 71792 0 667288 35.46 2620 1139856 1499828 51.19 503180 1132888 97608 Average: 157695 0 594939 31.62 2620 1126301 1155836 39.45 447317 1115512 16281 18:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:06:01 eth0 85.99 65.46 447.29 33.86 0.00 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 docker0 1.45 1.26 0.31 2.38 0.00 0.00 0.00 0.00 18:07:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:02 eth0 1.18 0.08 0.10 0.01 0.00 0.00 0.00 0.00 18:08:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 eth0 1.10 0.73 0.58 0.42 0.00 0.00 0.00 0.00 18:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 eth0 0.28 0.25 0.14 0.08 0.00 0.00 0.00 0.00 18:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 eth0 198.11 150.42 2162.24 15.41 0.00 0.00 0.00 0.00 18:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 47.98 36.30 436.75 8.32 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 0.24 0.21 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) 18:03:56 LINUX RESTART (4 CPU) 18:05:01 CPU %user %nice %system %iowait %steal %idle 18:06:01 all 3.13 0.00 1.94 1.18 4.71 89.05 18:06:01 0 3.50 0.00 1.60 0.22 5.10 89.59 18:06:01 1 2.87 0.00 2.40 2.72 4.66 87.35 18:06:01 2 3.50 0.00 1.87 0.28 4.35 89.99 18:06:01 3 2.65 0.00 1.90 1.50 4.71 89.25 18:07:01 all 0.13 0.00 0.05 0.00 0.36 99.46 18:07:01 0 0.20 0.00 0.03 0.00 0.07 99.70 18:07:01 1 0.07 0.00 0.07 0.00 0.58 99.28 18:07:01 2 0.23 0.00 0.05 0.00 0.52 99.20 18:07:01 3 0.03 0.00 0.03 0.00 0.27 99.67 18:08:02 all 0.10 0.00 0.04 0.00 0.30 99.56 18:08:02 0 0.00 0.00 0.05 0.00 0.08 99.87 18:08:02 1 0.03 0.00 0.02 0.00 0.45 99.50 18:08:02 2 0.33 0.00 0.05 0.00 0.63 98.99 18:08:02 3 0.03 0.00 0.03 0.00 0.05 99.88 18:09:01 all 0.10 0.00 0.03 0.00 0.36 99.52 18:09:01 0 0.02 0.00 0.00 0.00 0.20 99.78 18:09:01 1 0.25 0.00 0.07 0.00 0.61 99.07 18:09:01 2 0.10 0.00 0.03 0.00 0.49 99.37 18:09:01 3 0.02 0.00 0.02 0.00 0.12 99.85 18:10:01 all 0.11 0.00 0.07 0.00 0.57 99.25 18:10:01 0 0.02 0.00 0.03 0.00 0.35 99.60 18:10:01 1 0.35 0.00 0.05 0.00 0.65 98.95 18:10:01 2 0.02 0.00 0.17 0.00 0.53 99.29 18:10:01 3 0.05 0.00 0.05 0.00 0.75 99.16 18:11:01 all 1.92 0.00 1.14 0.76 3.88 92.30 18:11:01 0 1.20 0.00 0.97 0.05 4.22 93.56 18:11:01 1 3.37 0.00 1.69 1.82 4.15 88.97 18:11:01 2 1.54 0.00 1.13 0.77 3.34 93.22 18:11:01 3 1.56 0.00 0.78 0.40 3.81 93.45 Average: all 0.91 0.00 0.55 0.32 1.70 96.52 Average: 0 0.82 0.00 0.45 0.04 1.67 97.01 Average: 1 1.16 0.00 0.71 0.75 1.85 95.53 Average: 2 0.95 0.00 0.55 0.18 1.64 96.68 Average: 3 0.73 0.00 0.47 0.32 1.62 96.87