---> uname -a: Linux prd-centos7-docker-4c-2g-6169.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: 2933.436 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% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_go-mod-bootstrap_PR-114 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/xfoundry_go-mod-bootstrap_PR-114@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 683 94 0 1059 1051 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:77:d8:ed brd ff:ff:ff:ff:ff:ff inet 10.30.122.243/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85977sec preferred_lft 85977sec inet6 fe80::f816:3eff:fe77:d8ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:61:df:2a:e3 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::42:61ff:fedf:2ae3/64 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) 06:18:43 LINUX RESTART (4 CPU) 06:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:21:01 2.83 0.00 2.83 0.00 0.00 99.71 0.00 06:22:01 0.45 0.02 0.43 0.00 0.53 6.65 0.00 06:23:01 0.18 0.00 0.18 0.00 0.00 2.17 0.00 06:24:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 06:25:01 0.28 0.00 0.28 0.00 0.00 4.31 0.00 Average: 0.79 0.00 0.78 0.00 0.11 22.74 0.00 06:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:21:01 176156 0 560100 29.77 2620 1142680 1092804 37.30 390208 1156280 20 06:22:01 177412 0 558836 29.70 2620 1142688 1078556 36.81 390548 1155120 8 06:23:01 177244 0 559000 29.71 2620 1142692 1078604 36.81 390832 1155116 8 06:24:01 174556 0 561688 29.85 2620 1142692 1078568 36.81 397536 1150996 12 06:25:01 171264 0 564972 30.03 2620 1142700 1078692 36.81 402252 1149448 12 Average: 175326 0 560919 29.81 2620 1142690 1081445 36.91 394275 1153392 12 06:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:21:01 eth0 2.07 0.33 0.41 0.17 0.00 0.00 0.00 0.00 06:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 eth0 1.93 0.27 0.40 0.23 0.00 0.00 0.00 0.00 06:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 eth0 2.32 0.57 0.65 0.40 0.00 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 eth0 2.26 0.60 0.64 0.37 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 eth0 1.28 0.72 0.69 0.46 0.00 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.97 0.50 0.56 0.33 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 0.00 0.00 0.00 0.00 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) 06:18:43 LINUX RESTART (4 CPU) 06:20:03 CPU %user %nice %system %iowait %steal %idle 06:21:01 all 0.19 0.00 0.06 0.00 0.01 99.74 06:21:01 0 0.09 0.00 0.05 0.00 0.02 99.84 06:21:01 1 0.38 0.00 0.09 0.00 0.02 99.52 06:21:01 2 0.22 0.00 0.05 0.00 0.02 99.71 06:21:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:22:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:22:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:22:01 1 0.48 0.00 0.03 0.00 0.00 99.48 06:22:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:22:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:23:01 all 0.16 0.00 0.03 0.00 0.00 99.81 06:23:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:23:01 1 0.50 0.00 0.02 0.00 0.02 99.47 06:23:01 2 0.08 0.00 0.05 0.00 0.00 99.87 06:23:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:24:01 all 0.15 0.00 0.04 0.00 0.00 99.80 06:24:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:24:01 1 0.47 0.00 0.05 0.00 0.00 99.48 06:24:01 2 0.05 0.00 0.07 0.00 0.02 99.87 06:24:01 3 0.07 0.00 0.02 0.00 0.00 99.92 06:25:01 all 0.17 0.00 0.06 0.00 0.00 99.77 06:25:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:25:01 1 0.55 0.00 0.05 0.00 0.00 99.40 06:25:01 2 0.07 0.00 0.07 0.00 0.00 99.87 06:25:01 3 0.03 0.00 0.10 0.00 0.00 99.87 Average: all 0.16 0.00 0.04 0.00 0.00 99.79 Average: 0 0.04 0.00 0.03 0.00 0.00 99.93 Average: 1 0.48 0.00 0.05 0.00 0.01 99.47 Average: 2 0.10 0.00 0.06 0.00 0.01 99.84 Average: 3 0.04 0.00 0.04 0.00 0.00 99.91