---> uname -a: Linux prd-centos7-docker-4c-2g-11591.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: 2933.442 BogoMIPS: 5866.88 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% /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 /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 ---> free -m: total used free shared buff/cache available Mem: 1837 692 113 0 1031 1042 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:fb:ac:8d brd ff:ff:ff:ff:ff:ff inet 10.30.122.120/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fefb:ac8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:25:9e:6f:d3 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::42:25ff:fe9e:6fd3/64 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) 11/09/20 _x86_64_ (4 CPU) 09:01:20 LINUX RESTART (4 CPU) 09:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:03:02 63.72 15.81 47.91 0.00 5050.42 5007.32 0.00 09:04:01 0.86 0.00 0.86 0.00 0.00 20.86 0.00 09:05:01 0.28 0.00 0.28 0.00 0.00 4.31 0.00 09:06:01 0.22 0.00 0.22 0.00 0.00 3.10 0.00 09:07:01 61.81 44.51 17.30 0.00 4358.32 7045.39 0.00 Average: 25.48 12.12 13.36 0.00 1889.51 2426.48 0.00 09:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:03:02 161096 0 590104 31.36 2620 1127736 1107512 37.80 421308 1138664 20 09:04:01 165056 0 586136 31.15 2620 1127744 1082268 36.94 421692 1134900 20 09:05:01 166080 0 585104 31.10 2620 1127752 1073160 36.63 422132 1134192 16 09:06:01 163756 0 587428 31.22 2620 1127752 1073196 36.63 424476 1133576 16 09:07:01 69972 0 697396 37.06 2620 1111568 1506980 51.43 549804 1068056 57812 Average: 145192 0 609234 32.38 2620 1124510 1168623 39.88 447882 1121878 11577 09:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:03:02 eth0 405.92 275.35 791.91 89.43 0.00 0.00 0.00 0.00 09:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:02 docker0 3.98 3.58 1.06 12.84 0.00 0.00 0.00 0.00 09:04:01 eth0 3.56 1.27 2.26 0.08 0.00 0.00 0.00 0.00 09:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 eth0 1.63 0.85 0.68 0.42 0.00 0.00 0.00 0.00 09:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 eth0 0.42 0.35 0.26 0.20 0.00 0.00 0.00 0.00 09:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 eth0 199.07 164.60 2166.54 17.51 0.00 0.00 0.00 0.00 09:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 122.59 88.83 594.98 21.61 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 0.80 0.72 0.21 2.58 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) 11/09/20 _x86_64_ (4 CPU) 09:01:20 LINUX RESTART (4 CPU) 09:02:01 CPU %user %nice %system %iowait %steal %idle 09:03:02 all 7.83 0.00 3.52 2.00 0.01 86.64 09:03:02 0 7.90 0.00 3.90 0.35 0.02 87.82 09:03:02 1 8.40 0.00 3.39 2.13 0.02 86.06 09:03:02 2 8.63 0.00 3.19 2.90 0.00 85.28 09:03:02 3 6.38 0.00 3.59 2.62 0.02 87.39 09:04:01 all 0.17 0.00 0.06 0.00 0.00 99.78 09:04:01 0 0.05 0.00 0.08 0.00 0.00 99.86 09:04:01 1 0.07 0.00 0.05 0.00 0.00 99.88 09:04:01 2 0.47 0.00 0.05 0.00 0.00 99.47 09:04:01 3 0.07 0.00 0.03 0.00 0.00 99.90 09:05:01 all 0.17 0.00 0.04 0.00 0.00 99.79 09:05:01 0 0.05 0.00 0.03 0.00 0.00 99.92 09:05:01 1 0.07 0.00 0.03 0.00 0.00 99.90 09:05:01 2 0.48 0.00 0.03 0.00 0.00 99.48 09:05:01 3 0.08 0.00 0.07 0.00 0.00 99.85 09:06:01 all 0.15 0.00 0.02 0.00 0.00 99.83 09:06:01 0 0.03 0.00 0.02 0.00 0.00 99.95 09:06:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:06:01 2 0.50 0.00 0.03 0.00 0.00 99.47 09:06:01 3 0.02 0.00 0.02 0.00 0.00 99.97 09:07:01 all 3.85 0.00 2.43 1.11 0.01 92.60 09:07:01 0 3.43 0.00 2.39 0.25 0.00 93.92 09:07:01 1 3.20 0.00 2.28 0.15 0.02 94.36 09:07:01 2 3.49 0.00 2.27 0.25 0.00 93.99 09:07:01 3 5.30 0.00 2.80 3.79 0.02 88.10 Average: all 2.43 0.00 1.21 0.62 0.00 95.73 Average: 0 2.29 0.00 1.28 0.12 0.00 96.30 Average: 1 2.35 0.00 1.16 0.46 0.01 96.03 Average: 2 2.72 0.00 1.12 0.63 0.00 95.54 Average: 3 2.37 0.00 1.30 1.28 0.01 95.05