---> uname -a: Linux prd-centos7-docker-4c-2g-21382.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_go-mod-bootstrap_PR-150 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_go-mod-bootstrap_PR-150@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 728 103 0 1005 1003 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:f9:39 brd ff:ff:ff:ff:ff:ff inet 10.30.123.152/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85995sec preferred_lft 85995sec inet6 fe80::f816:3eff:fe77:f939/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:4a:1e:c5:03 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::42:4aff:fe1e:c503/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/19/21 _x86_64_ (4 CPU) 23:01:02 LINUX RESTART (4 CPU) 23:02:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:03:01 7.92 2.95 4.98 0.00 201.29 84.27 0.00 23:04:01 1.95 0.00 1.95 0.00 0.00 38.28 0.00 23:05:01 0.25 0.00 0.25 0.00 0.00 3.75 0.00 23:06:01 0.37 0.00 0.37 0.00 0.00 5.88 0.00 23:07:01 0.25 0.00 0.25 0.00 0.00 4.46 0.00 Average: 2.13 0.58 1.55 0.00 39.73 27.14 0.00 23:02:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:03:01 152532 0 624880 33.21 2620 1101512 1110668 37.91 440948 1089036 24 23:04:01 159072 0 618332 32.86 2620 1101520 1080208 36.87 438052 1085980 16 23:05:01 156888 0 620512 32.98 2620 1101524 1080408 36.87 445872 1080776 8 23:06:01 156964 0 620432 32.97 2620 1101528 1080444 36.87 446180 1080780 20 23:07:01 151884 0 625508 33.24 2620 1101532 1080420 36.87 453820 1077888 12 Average: 155468 0 621933 33.05 2620 1101523 1086430 37.08 444974 1082892 16 23:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:03:01 eth0 25.65 18.74 26.67 21.13 0.00 0.00 0.00 0.00 23:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 docker0 2.34 1.61 0.66 4.83 0.00 0.00 0.00 0.00 23:04:01 eth0 1.42 0.08 0.12 0.04 0.00 0.00 0.00 0.00 23:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:05:01 eth0 2.37 0.63 0.67 0.40 0.00 0.00 0.00 0.00 23:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:06:01 eth0 1.02 0.48 0.54 0.39 0.00 0.00 0.00 0.00 23:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:07:01 eth0 0.87 0.23 0.20 0.07 0.00 0.00 0.00 0.00 23:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.20 3.99 5.57 4.35 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 0.46 0.32 0.13 0.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/19/21 _x86_64_ (4 CPU) 23:01:02 LINUX RESTART (4 CPU) 23:02:02 CPU %user %nice %system %iowait %steal %idle 23:03:01 all 1.41 0.00 0.60 0.21 0.00 97.78 23:03:01 0 1.65 0.00 0.65 0.03 0.00 97.67 23:03:01 1 1.19 0.00 0.49 0.02 0.00 98.30 23:03:01 2 1.53 0.00 0.70 0.56 0.00 97.22 23:03:01 3 1.27 0.00 0.58 0.22 0.00 97.93 23:04:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:04:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:04:01 1 0.05 0.00 0.05 0.00 0.02 99.88 23:04:01 2 0.47 0.00 0.03 0.00 0.00 99.50 23:04:01 3 0.05 0.00 0.02 0.00 0.00 99.93 23:05:01 all 0.18 0.00 0.06 0.00 0.00 99.76 23:05:01 0 0.05 0.00 0.07 0.00 0.00 99.88 23:05:01 1 0.48 0.00 0.08 0.00 0.00 99.43 23:05:01 2 0.15 0.00 0.03 0.00 0.00 99.82 23:05:01 3 0.03 0.00 0.05 0.00 0.02 99.90 23:06:01 all 0.19 0.00 0.03 0.00 0.00 99.78 23:06:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:06:01 1 0.35 0.00 0.03 0.00 0.00 99.62 23:06:01 2 0.28 0.00 0.05 0.00 0.00 99.67 23:06:01 3 0.08 0.00 0.03 0.00 0.00 99.88 23:07:01 all 0.04 0.00 0.04 0.00 0.00 99.92 23:07:01 0 0.05 0.00 0.10 0.00 0.00 99.85 23:07:01 1 0.07 0.00 0.03 0.00 0.00 99.90 23:07:01 2 0.03 0.00 0.03 0.00 0.00 99.93 23:07:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 0.39 0.00 0.15 0.04 0.00 99.42 Average: 0 0.35 0.00 0.17 0.01 0.00 99.47 Average: 1 0.42 0.00 0.14 0.00 0.00 99.43 Average: 2 0.49 0.00 0.17 0.11 0.00 99.23 Average: 3 0.29 0.00 0.13 0.04 0.00 99.53