---> uname -a: Linux prd-centos7-docker-4c-2g-6136.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 8.4G 41.5G 17% / 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 8.4G 41.5G 17% /facter-os /dev/vda1 50.0G 8.4G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.4G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 780 150 0 907 992 Swap: 1023 3 1020 ---> 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:72:6f:3e brd ff:ff:ff:ff:ff:ff inet 10.30.123.139/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86034sec preferred_lft 86034sec inet6 fe80::f816:3eff:fe72:6f3e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:bf:3d:90:75 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:bfff:fe3d:9075/64 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) 10/19/20 _x86_64_ (4 CPU) 02:40:35 LINUX RESTART (4 CPU) 02:41:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:42:01 141.29 49.08 92.21 0.00 7745.54 40351.33 0.00 02:43:01 3.90 0.00 3.90 0.00 0.00 131.04 0.00 02:44:01 0.50 0.00 0.50 0.00 0.00 8.64 0.00 02:45:01 0.25 0.00 0.25 0.00 0.00 4.26 0.00 02:46:01 379.92 171.79 208.14 0.00 9773.15 61131.82 0.00 Average: 105.23 44.20 61.03 0.00 3505.53 20336.25 0.00 02:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:42:01 162640 0 552584 29.37 2620 1163712 1106492 37.76 411768 1145564 132 02:43:01 167008 0 548124 29.13 2620 1163804 1078400 36.80 411968 1142244 20 02:44:01 166236 0 548892 29.17 2620 1163808 1078484 36.81 412764 1142228 16 02:45:01 164300 0 550828 29.28 2620 1163808 1078532 36.81 414804 1142100 8 02:46:01 149868 0 718056 38.16 2236 1011396 1215764 41.49 574228 879512 188 Average: 162010 0 583697 31.02 2543 1133306 1111534 37.93 445106 1090330 73 02:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:42:01 eth0 500.02 311.72 1068.65 88.81 0.00 0.00 0.00 0.00 02:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:42:01 docker0 4.56 3.13 1.08 12.02 0.00 0.00 0.00 0.00 02:43:01 eth0 1.70 0.37 0.38 0.18 0.00 0.00 0.00 0.00 02:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:44:01 eth0 1.83 0.67 0.64 0.43 0.00 0.00 0.00 0.00 02:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:45:01 eth0 1.73 0.57 0.61 0.39 0.00 0.00 0.00 0.00 02:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:46:01 vethb7901e4 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 02:46:01 eth0 804.69 715.12 7125.58 103.53 0.00 0.00 0.00 0.00 02:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:46:01 docker0 17.87 17.10 1.36 122.38 0.00 0.00 0.00 0.00 Average: vethb7901e4 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 262.13 205.81 1640.26 38.69 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 4.49 4.05 0.49 26.90 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) 10/19/20 _x86_64_ (4 CPU) 02:40:35 LINUX RESTART (4 CPU) 02:41:01 CPU %user %nice %system %iowait %steal %idle 02:42:01 all 13.62 0.00 7.31 6.11 0.03 72.92 02:42:01 0 12.36 0.00 8.65 6.21 0.03 72.74 02:42:01 1 14.21 0.00 6.78 5.65 0.03 73.33 02:42:01 2 12.26 0.00 6.98 6.59 0.02 74.15 02:42:01 3 15.65 0.00 6.85 6.00 0.03 71.46 02:43:01 all 0.16 0.00 0.06 0.00 0.00 99.78 02:43:01 0 0.45 0.00 0.07 0.00 0.00 99.48 02:43:01 1 0.08 0.00 0.08 0.00 0.00 99.83 02:43:01 2 0.08 0.00 0.05 0.00 0.00 99.87 02:43:01 3 0.03 0.00 0.05 0.00 0.00 99.92 02:44:01 all 0.14 0.00 0.03 0.00 0.00 99.82 02:44:01 0 0.40 0.00 0.03 0.00 0.00 99.57 02:44:01 1 0.05 0.00 0.05 0.00 0.00 99.90 02:44:01 2 0.03 0.00 0.03 0.00 0.00 99.93 02:44:01 3 0.08 0.00 0.02 0.00 0.00 99.90 02:45:01 all 0.16 0.00 0.03 0.00 0.00 99.81 02:45:01 0 0.05 0.00 0.05 0.00 0.00 99.90 02:45:01 1 0.03 0.00 0.02 0.00 0.00 99.95 02:45:01 2 0.02 0.00 0.02 0.00 0.00 99.97 02:45:01 3 0.53 0.00 0.03 0.00 0.00 99.43 02:46:01 all 15.90 0.00 10.79 3.64 0.06 69.61 02:46:01 0 14.81 0.00 10.77 6.34 0.07 68.01 02:46:01 1 15.43 0.00 10.28 2.50 0.07 71.71 02:46:01 2 16.20 0.00 10.69 2.79 0.07 70.25 02:46:01 3 17.13 0.00 11.41 2.97 0.05 68.44 Average: all 5.92 0.00 3.59 1.93 0.02 88.54 Average: 0 5.53 0.00 3.85 2.47 0.02 88.13 Average: 1 5.90 0.00 3.40 1.62 0.02 89.06 Average: 2 5.65 0.00 3.51 1.86 0.02 88.97 Average: 3 6.60 0.00 3.62 1.78 0.02 87.99