---> uname -a: Linux prd-centos7-docker-4c-2g-6821.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 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% /w/workspace/xfoundry_go-mod-bootstrap_master /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/xfoundry_go-mod-bootstrap_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 791 146 0 899 981 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:5b:71:2f brd ff:ff:ff:ff:ff:ff inet 10.30.123.218/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:fe5b:712f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:e5:22:9d:d4 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:e5ff:fe22:9dd4/64 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) 10/20/20 _x86_64_ (4 CPU) 02:03:48 LINUX RESTART (4 CPU) 02:05:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:06:01 2.83 0.00 2.83 0.00 0.00 98.70 0.00 02:07:01 0.38 0.00 0.38 0.00 0.00 5.81 0.00 02:08:01 0.32 0.00 0.32 0.00 0.00 3.53 0.00 02:09:01 0.33 0.00 0.33 0.00 0.00 4.50 0.00 02:10:01 174.38 98.19 76.19 0.00 5763.97 30645.70 0.00 02:11:01 227.79 94.28 133.51 0.00 5495.11 33188.45 0.00 Average: 67.70 32.09 35.61 0.00 1877.17 10661.76 0.00 02:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:06:01 179444 0 558836 29.70 2620 1140656 1088144 37.14 384212 1158296 16 02:07:01 177676 0 560600 29.79 2620 1140660 1087128 37.10 388452 1155920 8 02:08:01 177796 0 560472 29.79 2620 1140668 1087284 37.11 388636 1155920 8 02:09:01 176628 0 561640 29.85 2620 1140668 1087260 37.11 393952 1151828 8 02:10:01 74580 0 696744 37.03 2620 1107612 1433192 48.91 519916 1087388 5236 02:11:01 237160 0 734656 39.05 1548 908192 1310716 44.73 600784 761232 52 Average: 170547 0 612158 32.53 2441 1096409 1182287 40.35 445992 1078431 888 02:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:06:01 eth0 4.20 1.37 2.60 0.45 0.00 0.00 0.00 0.00 02:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 eth0 2.70 0.70 0.92 0.58 0.00 0.00 0.00 0.00 02:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 eth0 1.85 0.53 0.63 0.39 0.00 0.00 0.00 0.00 02:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 eth0 1.87 0.42 0.42 0.24 0.00 0.00 0.00 0.00 02:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 eth0 401.75 359.49 3816.24 31.95 0.00 0.00 0.00 0.00 02:10:01 vethe5d5eac 16.63 16.22 1.87 29.50 0.00 0.00 0.00 0.00 02:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 docker0 16.63 16.12 1.64 29.49 0.00 0.00 0.00 0.00 02:11:01 eth0 511.11 427.19 3474.47 107.62 0.00 0.00 0.00 0.00 02:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 vethd4b8c2c 0.28 0.37 0.05 0.06 0.00 0.00 0.00 0.00 02:11:01 docker0 50.53 77.97 2.92 216.32 0.00 0.00 0.00 0.00 Average: eth0 153.97 131.67 1216.30 23.55 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: vethd4b8c2c 0.05 0.06 0.01 0.01 0.00 0.00 0.00 0.00 Average: docker0 11.20 15.69 0.76 40.99 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) 10/20/20 _x86_64_ (4 CPU) 02:03:48 LINUX RESTART (4 CPU) 02:05:01 CPU %user %nice %system %iowait %steal %idle 02:06:01 all 0.20 0.00 0.05 0.00 0.00 99.75 02:06:01 0 0.12 0.00 0.07 0.00 0.00 99.82 02:06:01 1 0.25 0.00 0.05 0.00 0.00 99.70 02:06:01 2 0.33 0.00 0.05 0.00 0.00 99.62 02:06:01 3 0.10 0.00 0.05 0.00 0.00 99.85 02:07:01 all 0.20 0.00 0.03 0.00 0.00 99.77 02:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 02:07:01 1 0.55 0.00 0.05 0.00 0.00 99.40 02:07:01 2 0.18 0.00 0.03 0.00 0.00 99.78 02:07:01 3 0.03 0.00 0.03 0.00 0.00 99.93 02:08:01 all 0.15 0.00 0.03 0.00 0.00 99.82 02:08:01 0 0.03 0.00 0.03 0.00 0.00 99.93 02:08:01 1 0.48 0.00 0.03 0.00 0.00 99.48 02:08:01 2 0.02 0.00 0.02 0.00 0.00 99.97 02:08:01 3 0.05 0.00 0.05 0.00 0.00 99.90 02:09:01 all 0.16 0.00 0.04 0.00 0.00 99.80 02:09:01 0 0.03 0.00 0.03 0.00 0.00 99.93 02:09:01 1 0.53 0.00 0.02 0.00 0.00 99.45 02:09:01 2 0.02 0.00 0.03 0.00 0.00 99.95 02:09:01 3 0.07 0.00 0.07 0.00 0.00 99.87 02:10:01 all 6.96 0.00 4.30 1.03 0.01 87.70 02:10:01 0 6.06 0.00 4.31 0.88 0.00 88.75 02:10:01 1 6.70 0.00 4.15 1.81 0.02 87.32 02:10:01 2 7.95 0.00 4.70 1.00 0.02 86.34 02:10:01 3 7.12 0.00 4.02 0.46 0.02 88.39 02:11:01 all 11.68 0.00 8.57 3.46 0.03 76.26 02:11:01 0 10.50 0.00 7.53 3.50 0.03 78.43 02:11:01 1 10.22 0.00 8.48 4.30 0.03 76.96 02:11:01 2 11.91 0.00 9.22 2.77 0.02 76.08 02:11:01 3 14.08 0.00 9.04 3.25 0.03 73.59 Average: all 3.19 0.00 2.14 0.74 0.01 93.93 Average: 0 2.76 0.00 1.97 0.72 0.01 94.55 Average: 1 3.09 0.00 2.11 1.01 0.01 93.79 Average: 2 3.36 0.00 2.31 0.62 0.01 93.70 Average: 3 3.53 0.00 2.18 0.61 0.01 93.67