---> uname -a: Linux prd-centos7-docker-4c-2g-8795.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_go-mod-bootstrap_PR-117 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_go-mod-bootstrap_PR-117@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 663 108 0 1064 1071 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:74:e2:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.123.102/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fe74:e2b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:cc:d5:5f:6e 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:ccff:fed5:5f6e/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) 10/26/20 _x86_64_ (4 CPU) 06:26:14 LINUX RESTART (4 CPU) 06:27:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:28:01 30.79 11.79 19.00 0.00 4473.93 2159.06 0.00 06:29:01 2.07 0.00 2.07 0.00 0.00 39.26 0.00 06:30:01 0.15 0.00 0.15 0.00 0.00 1.88 0.00 06:31:01 0.18 0.00 0.18 0.00 0.00 2.15 0.00 06:32:01 0.23 0.00 0.23 0.00 0.00 3.41 0.00 Average: 6.69 2.36 4.33 0.00 895.11 441.31 0.00 06:27:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:28:01 184688 0 562104 29.87 2620 1132144 1118964 38.19 397248 1139640 16 06:29:01 188860 0 557924 29.65 2620 1132152 1095688 37.39 397168 1136416 12 06:30:01 189716 0 557064 29.61 2620 1132156 1087476 37.11 396496 1136072 20 06:31:01 187904 0 558876 29.70 2620 1132156 1087572 37.12 401052 1133484 20 06:32:01 185496 0 561276 29.83 2620 1132164 1087540 37.12 411192 1126228 20 Average: 187333 0 559449 29.73 2620 1132154 1095448 37.39 400631 1134368 18 06:27:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:28:01 eth0 161.89 121.01 452.06 39.01 0.00 0.00 0.00 0.00 06:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 docker0 1.98 1.58 0.50 3.53 0.00 0.00 0.00 0.00 06:29:01 eth0 3.63 1.02 1.34 0.57 0.00 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 eth0 2.85 0.45 0.71 0.39 0.00 0.00 0.00 0.00 06:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 eth0 3.02 0.57 0.71 0.43 0.00 0.00 0.00 0.00 06:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 eth0 2.42 0.97 1.01 0.63 0.00 0.00 0.00 0.00 06:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 34.77 24.81 91.20 8.21 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 0.40 0.32 0.10 0.71 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) 10/26/20 _x86_64_ (4 CPU) 06:26:14 LINUX RESTART (4 CPU) 06:27:01 CPU %user %nice %system %iowait %steal %idle 06:28:01 all 2.88 0.00 1.39 0.65 0.00 95.08 06:28:01 0 3.18 0.00 1.64 0.18 0.00 95.00 06:28:01 1 3.19 0.00 1.29 1.90 0.00 93.62 06:28:01 2 2.64 0.00 1.54 0.27 0.00 95.55 06:28:01 3 2.51 0.00 1.10 0.23 0.02 96.13 06:29:01 all 0.16 0.00 0.03 0.00 0.00 99.81 06:29:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:29:01 1 0.47 0.00 0.02 0.00 0.00 99.52 06:29:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:29:01 3 0.10 0.00 0.03 0.00 0.00 99.87 06:30:01 all 0.18 0.00 0.01 0.00 0.00 99.81 06:30:01 0 0.03 0.00 0.00 0.00 0.00 99.97 06:30:01 1 0.57 0.00 0.02 0.00 0.00 99.42 06:30:01 2 0.05 0.00 0.03 0.00 0.02 99.90 06:30:01 3 0.05 0.00 0.00 0.00 0.00 99.95 06:31:01 all 0.14 0.00 0.03 0.00 0.00 99.83 06:31:01 0 0.07 0.00 0.03 0.00 0.00 99.90 06:31:01 1 0.43 0.00 0.05 0.00 0.00 99.52 06:31:01 2 0.03 0.00 0.02 0.00 0.02 99.93 06:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:32:01 all 0.06 0.00 0.05 0.00 0.00 99.89 06:32:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:32:01 1 0.13 0.00 0.07 0.00 0.02 99.78 06:32:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:32:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.68 0.00 0.30 0.13 0.00 98.88 Average: 0 0.67 0.00 0.35 0.04 0.00 98.95 Average: 1 0.96 0.00 0.29 0.38 0.00 98.37 Average: 2 0.56 0.00 0.33 0.05 0.01 99.05 Average: 3 0.54 0.00 0.24 0.05 0.00 99.17