---> uname -a: Linux 313ec1041dcd 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 6.9G 43.0G 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 6.9G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.0G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/dgexfoundry_go-mod-secrets_PR-55 /dev/vda1 50.0G 6.9G 43.0G 14% /w/workspace/dgexfoundry_go-mod-secrets_PR-55@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 637 126 0 1074 1093 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 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) 09/11/20 _x86_64_ (4 CPU) 22:06:41 LINUX RESTART (4 CPU) 22:08:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:09:01 3.52 0.00 3.52 0.00 0.00 110.74 0.00 22:10:01 0.38 0.00 0.38 0.00 0.00 5.81 0.00 22:11:01 0.28 0.00 0.28 0.00 0.00 3.78 0.00 22:12:01 0.28 0.00 0.28 0.00 0.00 2.98 0.00 22:13:01 0.25 0.00 0.25 0.00 0.00 3.61 0.00 Average: 0.94 0.00 0.94 0.00 0.00 25.10 0.00 22:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 175008 0 550956 29.28 2620 1152972 1121420 38.27 403332 1143108 20 22:10:01 179472 0 546488 29.04 2620 1152976 1081148 36.90 401756 1140992 12 22:11:01 179688 0 546264 29.03 2620 1152984 1081160 36.90 401848 1140996 8 22:12:01 178056 0 547896 29.12 2620 1152984 1081148 36.90 413728 1130920 16 22:13:01 172872 0 553076 29.39 2620 1152988 1081160 36.90 418564 1130920 8 Average: 177019 0 548936 29.17 2620 1152981 1089207 37.17 407846 1137387 13 22:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 eth0 1.63 0.27 0.38 0.20 0.00 0.00 0.00 0.00 22:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 eth0 3.00 0.53 0.74 0.36 0.00 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 eth0 1.75 0.67 0.64 0.43 0.00 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 eth0 1.65 0.42 0.36 0.18 0.00 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 eth0 1.63 0.43 0.55 0.30 0.00 0.00 0.00 0.00 22:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.93 0.46 0.53 0.29 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) 09/11/20 _x86_64_ (4 CPU) 22:06:41 LINUX RESTART (4 CPU) 22:08:02 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 0.17 0.00 0.05 0.00 0.00 99.78 22:09:01 0 0.07 0.00 0.03 0.00 0.00 99.90 22:09:01 1 0.08 0.00 0.05 0.00 0.00 99.86 22:09:01 2 0.47 0.00 0.05 0.00 0.00 99.47 22:09:01 3 0.07 0.00 0.05 0.00 0.00 99.88 22:10:01 all 0.17 0.00 0.05 0.00 0.00 99.78 22:10:01 0 0.02 0.00 0.05 0.00 0.02 99.92 22:10:01 1 0.10 0.00 0.07 0.00 0.00 99.83 22:10:01 2 0.48 0.00 0.03 0.00 0.00 99.48 22:10:01 3 0.07 0.00 0.03 0.00 0.00 99.90 22:11:01 all 0.15 0.00 0.02 0.00 0.00 99.83 22:11:01 0 0.10 0.00 0.03 0.00 0.00 99.87 22:11:01 1 0.02 0.00 0.02 0.00 0.00 99.97 22:11:01 2 0.45 0.00 0.02 0.00 0.00 99.53 22:11:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:12:01 all 0.13 0.00 0.06 0.00 0.00 99.80 22:12:01 0 0.02 0.00 0.08 0.00 0.00 99.90 22:12:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:12:01 2 0.45 0.00 0.07 0.00 0.00 99.48 22:12:01 3 0.03 0.00 0.05 0.00 0.02 99.90 22:13:01 all 0.04 0.00 0.07 0.00 0.00 99.90 22:13:01 0 0.02 0.00 0.15 0.00 0.00 99.83 22:13:01 1 0.03 0.00 0.02 0.00 0.00 99.95 22:13:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:13:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 0.13 0.00 0.05 0.00 0.00 99.82 Average: 0 0.04 0.00 0.07 0.00 0.00 99.88 Average: 1 0.05 0.00 0.04 0.00 0.00 99.91 Average: 2 0.38 0.00 0.04 0.00 0.00 99.58 Average: 3 0.05 0.00 0.04 0.00 0.00 99.90