---> uname -a: Linux prd-centos7-docker-4c-2g-11919.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367@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 640 107 0 1089 1093 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:e5:db:e2 brd ff:ff:ff:ff:ff:ff inet 10.30.122.200/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86076sec preferred_lft 86076sec inet6 fe80::f816:3eff:fee5:dbe2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:51:3e:5b:64 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::42:51ff:fe3e:5b64/64 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) 11/12/20 _x86_64_ (4 CPU) 05:44:16 LINUX RESTART (4 CPU) 05:45:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:46:02 74.84 27.01 47.83 0.00 6372.06 5014.85 0.00 05:47:01 2.45 0.00 2.45 0.00 0.00 58.27 0.00 05:48:01 0.42 0.00 0.42 0.00 0.00 6.64 0.00 05:49:01 0.37 0.00 0.37 0.00 0.00 5.28 0.00 Average: 19.60 6.79 12.82 0.00 1600.87 1277.27 0.00 05:45:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:46:02 173976 0 549644 29.21 2620 1155316 1157552 39.51 402640 1142080 136 05:47:01 183772 0 539728 28.69 2620 1155436 1085936 37.06 398544 1138628 16 05:48:01 183012 0 540480 28.73 2620 1155444 1086148 37.07 399680 1138616 8 05:49:01 181360 0 542128 28.81 2620 1155448 1086188 37.07 405952 1134000 16 Average: 180530 0 542995 28.86 2620 1155411 1103956 37.68 401704 1138331 44 05:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:46:02 eth0 301.66 211.74 1050.51 95.06 0.00 0.00 0.00 0.00 05:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:46:02 docker0 5.37 3.69 1.18 12.95 0.00 0.00 0.00 0.00 05:47:01 eth0 0.68 0.03 0.04 0.00 0.00 0.00 0.00 0.00 05:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 eth0 1.12 0.32 0.34 0.20 0.00 0.00 0.00 0.00 05:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 eth0 0.98 0.25 0.32 0.17 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 76.48 53.35 264.10 23.98 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 1.35 0.93 0.30 3.25 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) 11/12/20 _x86_64_ (4 CPU) 05:44:16 LINUX RESTART (4 CPU) 05:45:01 CPU %user %nice %system %iowait %steal %idle 05:46:02 all 17.82 0.00 6.29 1.92 4.85 69.12 05:46:02 0 18.29 0.00 6.78 1.71 5.14 68.08 05:46:02 1 16.32 0.00 6.88 3.02 5.08 68.70 05:46:02 2 15.13 0.00 6.00 1.29 5.52 72.05 05:46:02 3 21.61 0.00 5.50 1.63 3.65 67.61 05:47:01 all 0.11 0.00 0.11 0.00 0.17 99.62 05:47:01 0 0.02 0.00 0.08 0.00 0.12 99.78 05:47:01 1 0.07 0.00 0.08 0.00 0.19 99.66 05:47:01 2 0.05 0.00 0.10 0.00 0.17 99.68 05:47:01 3 0.29 0.00 0.15 0.00 0.19 99.37 05:48:01 all 0.14 0.00 0.05 0.00 0.20 99.62 05:48:01 0 0.02 0.00 0.05 0.00 0.08 99.85 05:48:01 1 0.10 0.00 0.05 0.00 0.35 99.50 05:48:01 2 0.03 0.00 0.02 0.00 0.10 99.85 05:48:01 3 0.40 0.00 0.07 0.00 0.25 99.28 05:49:01 all 0.08 0.00 0.02 0.00 0.57 99.32 05:49:01 0 0.03 0.00 0.00 0.00 0.27 99.70 05:49:01 1 0.02 0.00 0.05 0.00 0.46 99.47 05:49:01 2 0.00 0.00 0.02 0.00 0.66 99.32 05:49:01 3 0.28 0.00 0.03 0.00 0.89 98.79 Average: all 4.49 0.00 1.60 0.47 1.44 92.00 Average: 0 4.54 0.00 1.71 0.42 1.39 91.93 Average: 1 4.09 0.00 1.75 0.75 1.51 91.89 Average: 2 3.79 0.00 1.53 0.32 1.61 92.76 Average: 3 5.55 0.00 1.41 0.40 1.23 91.41