---> uname -a: Linux prd-centos7-docker-4c-2g-9070.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% /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 /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 ---> free -m: total used free shared buff/cache available Mem: 1837 687 111 0 1038 1047 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:8c:cc:c7 brd ff:ff:ff:ff:ff:ff inet 10.30.123.136/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe8c:ccc7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:b1:23:20:8b 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:b1ff:fe23:208b/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) 05:47:16 LINUX RESTART (4 CPU) 05:48:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:49:01 53.66 14.76 38.90 0.00 4762.18 2711.30 0.00 05:50:02 1.51 0.00 1.51 0.00 0.00 25.85 0.00 05:51:01 0.25 0.00 0.25 0.00 0.00 3.98 0.00 05:52:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 Average: 13.98 3.71 10.27 0.00 1195.87 689.04 0.00 05:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:49:01 153484 0 592088 31.47 2620 1133364 1104792 37.70 433472 1133624 8 05:50:02 158304 0 587260 31.21 2620 1133372 1075336 36.70 433192 1129892 8 05:51:01 157636 0 587924 31.25 2620 1133376 1075592 36.71 434356 1129892 8 05:52:01 155812 0 589748 31.34 2620 1133376 1075640 36.71 436444 1129284 8 Average: 156309 0 589255 31.32 2620 1133372 1082840 36.96 434366 1130673 8 05:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:49:01 eth0 319.97 219.21 691.43 76.16 0.00 0.00 0.00 0.00 05:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 docker0 5.34 3.66 1.18 12.58 0.00 0.00 0.00 0.00 05:50:02 eth0 0.73 0.07 0.06 0.01 0.00 0.00 0.00 0.00 05:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 eth0 4.35 2.32 3.37 0.30 0.00 0.00 0.00 0.00 05:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 eth0 0.53 0.30 0.27 0.23 0.00 0.00 0.00 0.00 05:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 81.74 55.71 174.55 19.26 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 1.34 0.92 0.30 3.16 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) 05:47:16 LINUX RESTART (4 CPU) 05:48:01 CPU %user %nice %system %iowait %steal %idle 05:49:01 all 6.17 0.00 2.73 1.83 0.06 89.21 05:49:01 0 7.11 0.00 2.86 1.50 0.03 88.49 05:49:01 1 7.10 0.00 2.46 1.52 0.07 88.86 05:49:01 2 5.42 0.00 2.68 3.74 0.10 88.06 05:49:01 3 5.04 0.00 2.93 0.56 0.03 91.44 05:50:02 all 0.16 0.00 0.05 0.00 0.00 99.79 05:50:02 0 0.45 0.00 0.05 0.00 0.00 99.50 05:50:02 1 0.08 0.00 0.05 0.00 0.00 99.87 05:50:02 2 0.08 0.00 0.07 0.00 0.00 99.85 05:50:02 3 0.02 0.00 0.05 0.00 0.00 99.93 05:51:01 all 0.20 0.00 0.04 0.00 0.00 99.75 05:51:01 0 0.08 0.00 0.03 0.00 0.00 99.88 05:51:01 1 0.10 0.00 0.05 0.00 0.02 99.83 05:51:01 2 0.54 0.00 0.05 0.00 0.00 99.41 05:51:01 3 0.08 0.00 0.03 0.00 0.00 99.88 05:52:01 all 0.16 0.00 0.02 0.00 0.00 99.82 05:52:01 0 0.02 0.00 0.00 0.00 0.00 99.98 05:52:01 1 0.05 0.00 0.03 0.00 0.00 99.92 05:52:01 2 0.55 0.00 0.05 0.00 0.00 99.40 05:52:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 1.66 0.00 0.71 0.46 0.02 97.15 Average: 0 1.91 0.00 0.73 0.37 0.01 96.98 Average: 1 1.83 0.00 0.65 0.38 0.02 97.13 Average: 2 1.64 0.00 0.71 0.93 0.03 96.69 Average: 3 1.28 0.00 0.75 0.14 0.01 97.82