---> uname -a: Linux prd-centos7-docker-4c-2g-9100.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/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-363 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-363@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 702 108 0 1026 1032 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:ce:ec:ff brd ff:ff:ff:ff:ff:ff inet 10.30.123.243/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:fece:ecff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:3a:99:1a:21 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::42:3aff:fe99:1a21/64 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) 10/27/20 _x86_64_ (4 CPU) 07:02:16 LINUX RESTART (4 CPU) 07:03:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:04:01 49.53 11.46 38.07 0.00 4542.95 2376.82 0.00 07:05:01 1.70 0.00 1.70 0.00 0.00 31.05 0.00 07:06:01 0.28 0.00 0.28 0.00 0.00 3.23 0.00 07:07:01 0.28 0.00 0.28 0.00 0.00 2.75 0.00 07:08:01 0.27 0.00 0.27 0.00 0.00 3.68 0.00 07:09:01 0.32 0.00 0.32 0.00 0.00 3.93 0.00 07:10:01 0.22 0.02 0.20 0.00 0.13 1.88 0.00 Average: 7.42 1.62 5.80 0.00 639.93 341.46 0.00 07:03:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:04:01 141412 0 603976 32.10 2620 1133548 1118984 38.19 434816 1144144 20 07:05:01 145064 0 600316 31.91 2620 1133556 1096964 37.44 435096 1140912 8 07:06:01 147112 0 598264 31.80 2620 1133560 1081316 36.90 434504 1140000 8 07:07:01 145584 0 599792 31.88 2620 1133560 1081316 36.90 435944 1139516 8 07:08:01 144616 0 600752 31.93 2620 1133568 1081460 36.91 447780 1129100 8 07:09:01 144484 0 600876 31.94 2620 1133576 1081460 36.91 447700 1129100 8 07:10:01 145956 0 599396 31.86 2620 1133584 1081316 36.90 447040 1129100 8 Average: 144890 0 600482 31.91 2620 1133565 1088974 37.16 440411 1135982 10 07:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:04:01 eth0 159.78 123.92 468.38 44.62 0.00 0.00 0.00 0.00 07:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 docker0 6.67 4.69 1.26 12.84 0.00 0.00 0.00 0.00 07:05:01 eth0 1.43 0.83 0.86 0.41 0.00 0.00 0.00 0.00 07:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 eth0 0.43 0.08 0.03 0.01 0.00 0.00 0.00 0.00 07:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 eth0 1.63 0.37 0.43 0.26 0.00 0.00 0.00 0.00 07:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 eth0 0.63 0.42 0.33 0.21 0.00 0.00 0.00 0.00 07:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 07:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.13 17.72 66.22 6.41 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 0.94 0.66 0.18 1.81 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) 10/27/20 _x86_64_ (4 CPU) 07:02:16 LINUX RESTART (4 CPU) 07:03:02 CPU %user %nice %system %iowait %steal %idle 07:04:01 all 3.28 0.00 2.16 1.74 0.03 92.80 07:04:01 0 3.19 0.00 2.22 0.07 0.02 94.51 07:04:01 1 3.34 0.00 2.06 2.68 0.03 91.89 07:04:01 2 3.71 0.00 2.33 3.78 0.03 90.14 07:04:01 3 2.87 0.00 2.03 0.43 0.02 94.66 07:05:01 all 0.19 0.00 0.04 0.00 0.00 99.77 07:05:01 0 0.07 0.00 0.05 0.00 0.02 99.87 07:05:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:05:01 2 0.55 0.00 0.05 0.00 0.00 99.40 07:05:01 3 0.07 0.00 0.02 0.00 0.00 99.92 07:06:01 all 0.16 0.00 0.03 0.00 0.00 99.81 07:06:01 0 0.08 0.00 0.05 0.00 0.00 99.87 07:06:01 1 0.52 0.00 0.03 0.00 0.00 99.45 07:06:01 2 0.02 0.00 0.02 0.00 0.00 99.97 07:06:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:07:01 all 0.11 0.00 0.05 0.00 0.00 99.84 07:07:01 0 0.03 0.00 0.07 0.00 0.00 99.90 07:07:01 1 0.35 0.00 0.05 0.00 0.00 99.60 07:07:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:07:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:08:01 all 0.05 0.00 0.05 0.00 0.00 99.90 07:08:01 0 0.07 0.00 0.05 0.00 0.00 99.88 07:08:01 1 0.07 0.00 0.05 0.00 0.00 99.88 07:08:01 2 0.03 0.00 0.08 0.00 0.00 99.88 07:08:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:09:01 all 0.15 0.00 0.04 0.00 0.00 99.82 07:09:01 0 0.05 0.00 0.05 0.00 0.00 99.90 07:09:01 1 0.48 0.00 0.05 0.00 0.00 99.47 07:09:01 2 0.03 0.00 0.02 0.00 0.00 99.95 07:09:01 3 0.02 0.00 0.03 0.00 0.00 99.95 07:10:01 all 0.15 0.00 0.03 0.00 0.00 99.81 07:10:01 0 0.05 0.00 0.05 0.00 0.00 99.90 07:10:01 1 0.52 0.00 0.02 0.02 0.00 99.45 07:10:01 2 0.02 0.00 0.05 0.00 0.00 99.93 07:10:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 0.58 0.00 0.34 0.24 0.00 98.84 Average: 0 0.50 0.00 0.36 0.01 0.00 99.13 Average: 1 0.76 0.00 0.33 0.38 0.00 98.54 Average: 2 0.62 0.00 0.37 0.53 0.00 98.48 Average: 3 0.43 0.00 0.30 0.06 0.00 99.20