---> uname -a: Linux prd-centos7-docker-4c-2g-11689.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-365 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-365@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 662 111 0 1063 1072 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:60:7c:bd brd ff:ff:ff:ff:ff:ff inet 10.30.123.218/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86009sec preferred_lft 86009sec inet6 fe80::f816:3eff:fe60:7cbd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9a:8a:e9:97 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::42:9aff:fe8a:e997/64 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) 11/10/20 _x86_64_ (4 CPU) 06:03:17 LINUX RESTART (4 CPU) 06:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:05:01 85.47 46.45 39.02 0.00 7641.56 4856.43 0.00 06:06:02 9.87 2.58 7.29 0.00 143.94 219.02 0.00 06:07:01 0.25 0.00 0.25 0.00 0.00 4.52 0.00 06:08:01 0.27 0.00 0.27 0.00 0.00 3.48 0.00 06:09:01 0.23 0.00 0.23 0.00 0.00 2.62 0.00 Average: 19.29 9.84 9.45 0.00 1563.04 1021.05 0.00 06:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 145424 0 614708 32.67 2620 1118804 1749888 59.72 463824 1110188 44 06:06:02 186108 0 568236 30.20 2620 1124592 1168096 39.87 428612 1106004 20 06:07:01 198480 0 555856 29.54 2620 1124600 1080056 36.86 421964 1102576 8 06:08:01 196636 0 557696 29.64 2620 1124604 1080172 36.86 424152 1101988 8 06:09:01 198080 0 556248 29.56 2620 1124608 1079896 36.85 428804 1095844 16 Average: 184946 0 570549 30.32 2620 1123442 1231622 42.03 433471 1103320 19 06:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 veth12c0807 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 06:05:01 eth0 244.77 190.19 1034.44 77.73 0.00 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 06:06:02 eth0 18.49 17.09 26.95 20.48 0.00 0.00 0.00 0.00 06:06:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:02 docker0 5.59 4.23 1.18 12.97 0.00 0.00 0.00 0.00 06:07:01 eth0 2.08 0.80 2.89 0.05 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 eth0 1.13 0.75 0.57 0.40 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 53.51 41.94 213.77 19.81 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 1.12 0.87 0.24 2.60 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) 11/10/20 _x86_64_ (4 CPU) 06:03:17 LINUX RESTART (4 CPU) 06:04:01 CPU %user %nice %system %iowait %steal %idle 06:05:01 all 14.02 0.00 6.02 2.80 25.38 51.79 06:05:01 0 10.65 0.00 5.98 3.85 27.45 52.07 06:05:01 1 12.62 0.00 6.15 2.62 26.07 52.54 06:05:01 2 15.35 0.00 6.28 3.16 23.68 51.53 06:05:01 3 17.71 0.00 5.64 1.51 24.15 50.99 06:06:02 all 0.87 0.00 0.52 0.17 1.75 96.69 06:06:02 0 0.46 0.00 0.40 0.03 2.04 97.07 06:06:02 1 1.03 0.00 0.60 0.55 2.05 95.77 06:06:02 2 0.68 0.00 0.65 0.05 1.56 97.06 06:06:02 3 1.30 0.00 0.45 0.03 1.33 96.88 06:07:01 all 0.07 0.00 0.09 0.00 0.98 98.86 06:07:01 0 0.17 0.00 0.08 0.00 1.09 98.65 06:07:01 1 0.05 0.00 0.12 0.00 0.69 99.14 06:07:01 2 0.03 0.00 0.08 0.00 0.96 98.92 06:07:01 3 0.03 0.00 0.08 0.00 1.16 98.72 06:08:01 all 0.09 0.00 0.03 0.00 0.75 99.13 06:08:01 0 0.12 0.00 0.02 0.00 0.96 98.91 06:08:01 1 0.03 0.00 0.05 0.00 0.70 99.22 06:08:01 2 0.18 0.00 0.02 0.00 0.93 98.87 06:08:01 3 0.03 0.00 0.03 0.00 0.40 99.53 06:09:01 all 0.07 0.00 0.04 0.00 0.65 99.24 06:09:01 0 0.02 0.00 0.03 0.00 0.43 99.52 06:09:01 1 0.03 0.00 0.07 0.00 1.01 98.89 06:09:01 2 0.23 0.00 0.02 0.00 0.70 99.06 06:09:01 3 0.02 0.00 0.05 0.00 0.45 99.49 Average: all 3.10 0.00 1.37 0.61 6.03 88.90 Average: 0 2.38 0.00 1.35 0.81 6.63 88.82 Average: 1 2.88 0.00 1.46 0.66 6.36 88.65 Average: 2 3.31 0.00 1.42 0.64 5.59 89.03 Average: 3 3.83 0.00 1.26 0.31 5.51 89.10