---> uname -a: Linux prd-centos7-docker-4c-2g-11802.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% /w/workspace/dry_go-mod-core-contracts_PR-367 /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@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 675 102 0 1059 1059 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:df:6b:7b brd ff:ff:ff:ff:ff:ff inet 10.30.122.20/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fedf:6b7b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9f:67:0e:f9 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::42:9fff:fe67:ef9/64 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) 11/11/20 _x86_64_ (4 CPU) 01:24:04 LINUX RESTART (4 CPU) 01:25:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:26:01 31.20 10.80 20.39 0.00 4429.50 2262.24 0.00 01:27:01 1.80 0.00 1.80 0.00 0.00 35.28 0.00 01:28:01 0.28 0.00 0.28 0.00 0.00 3.61 0.00 01:29:01 0.28 0.00 0.28 0.00 0.00 3.50 0.00 01:30:01 0.38 0.00 0.38 0.00 0.00 5.08 0.00 01:31:01 0.27 0.02 0.25 0.00 0.13 3.38 0.00 Average: 5.70 1.80 3.90 0.00 738.46 385.61 0.00 01:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:26:01 170228 0 569352 30.26 2620 1139356 1093796 37.33 415184 1134876 20 01:27:01 173536 0 566036 30.08 2620 1139364 1079784 36.85 415604 1132044 8 01:28:01 173468 0 566096 30.09 2620 1139372 1071788 36.58 416552 1131644 8 01:29:01 171584 0 567980 30.19 2620 1139372 1071812 36.58 420448 1128952 8 01:30:01 172456 0 567100 30.14 2620 1139380 1071776 36.58 429300 1119968 20 01:31:01 172096 0 567452 30.16 2620 1139388 1071860 36.58 429800 1119968 20 Average: 172228 0 567336 30.15 2620 1139372 1076803 36.75 421148 1127909 14 01:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:26:01 eth0 77.06 63.79 351.09 31.19 0.00 0.00 0.00 0.00 01:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 docker0 6.18 4.73 1.25 12.91 0.00 0.00 0.00 0.00 01:27:01 eth0 3.65 1.23 2.84 0.08 0.00 0.00 0.00 0.00 01:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 eth0 1.30 0.50 0.33 0.21 0.00 0.00 0.00 0.00 01:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 eth0 1.83 0.33 0.40 0.20 0.00 0.00 0.00 0.00 01:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 eth0 2.53 0.83 0.89 0.47 0.00 0.00 0.00 0.00 01:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 eth0 1.07 0.62 0.55 0.37 0.00 0.00 0.00 0.00 01:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.58 11.22 59.36 5.42 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 1.03 0.79 0.21 2.15 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) 11/11/20 _x86_64_ (4 CPU) 01:24:04 LINUX RESTART (4 CPU) 01:25:01 CPU %user %nice %system %iowait %steal %idle 01:26:01 all 2.71 0.00 1.94 0.76 0.01 94.58 01:26:01 0 2.90 0.00 1.88 0.49 0.02 94.73 01:26:01 1 2.88 0.00 2.46 1.64 0.02 93.00 01:26:01 2 2.75 0.00 1.88 0.05 0.02 95.31 01:26:01 3 2.31 0.00 1.54 0.87 0.00 95.28 01:27:01 all 0.16 0.00 0.04 0.00 0.00 99.80 01:27:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:27:01 1 0.47 0.00 0.03 0.00 0.00 99.50 01:27:01 2 0.10 0.00 0.07 0.00 0.00 99.83 01:27:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:28:01 all 0.16 0.00 0.03 0.00 0.00 99.80 01:28:01 0 0.05 0.00 0.03 0.00 0.00 99.92 01:28:01 1 0.50 0.00 0.03 0.00 0.00 99.47 01:28:01 2 0.07 0.00 0.05 0.00 0.00 99.88 01:28:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:29:01 all 0.16 0.00 0.03 0.00 0.00 99.81 01:29:01 0 0.00 0.00 0.02 0.00 0.00 99.98 01:29:01 1 0.53 0.00 0.02 0.00 0.00 99.45 01:29:01 2 0.08 0.00 0.03 0.00 0.02 99.87 01:29:01 3 0.02 0.00 0.03 0.00 0.00 99.95 01:30:01 all 0.20 0.00 0.07 0.00 0.00 99.73 01:30:01 0 0.07 0.00 0.03 0.00 0.00 99.90 01:30:01 1 0.53 0.00 0.05 0.00 0.00 99.42 01:30:01 2 0.13 0.00 0.05 0.00 0.02 99.80 01:30:01 3 0.05 0.00 0.15 0.00 0.00 99.80 01:31:01 all 0.18 0.00 0.04 0.00 0.00 99.78 01:31:01 0 0.03 0.00 0.02 0.00 0.00 99.95 01:31:01 1 0.52 0.00 0.03 0.00 0.00 99.45 01:31:01 2 0.15 0.00 0.05 0.00 0.00 99.80 01:31:01 3 0.02 0.00 0.05 0.00 0.00 99.93 Average: all 0.59 0.00 0.36 0.13 0.00 98.92 Average: 0 0.51 0.00 0.33 0.08 0.00 99.07 Average: 1 0.90 0.00 0.44 0.27 0.00 98.39 Average: 2 0.55 0.00 0.35 0.01 0.01 99.08 Average: 3 0.41 0.00 0.30 0.14 0.00 99.15