---> uname -a: Linux a1f5000467e9 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: 2933.396 BogoMIPS: 5866.79 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 7.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-42 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-42@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 650 125 0 1061 1080 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) 09/17/20 _x86_64_ (4 CPU) 16:03:38 LINUX RESTART (4 CPU) 16:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:05:02 173.61 81.85 91.76 0.00 10165.07 41023.18 0.00 16:06:01 2.27 0.00 2.27 0.00 0.00 49.19 0.00 16:07:01 0.38 0.00 0.38 0.00 0.00 5.68 0.00 16:08:01 0.27 0.00 0.27 0.00 0.00 2.92 0.00 16:09:01 0.30 0.00 0.30 0.00 0.00 4.28 0.00 16:10:01 0.48 0.12 0.37 0.00 7.33 5.38 0.00 Average: 29.64 13.70 15.93 0.00 1700.68 6869.65 0.00 16:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:05:02 157240 0 566556 30.11 2576 1155184 1123600 38.35 438912 1125356 120 16:06:01 164572 0 559220 29.72 2576 1155188 1073576 36.64 436596 1121920 20 16:07:01 163592 0 560196 29.77 2576 1155192 1073816 36.65 437752 1121908 16 16:08:01 163992 0 559792 29.75 2576 1155196 1073720 36.64 437312 1121908 12 16:09:01 163788 0 559992 29.76 2576 1155200 1073576 36.64 444436 1115116 12 16:10:01 152060 0 571480 30.37 2576 1155440 1075568 36.71 452360 1112512 32 Average: 160874 0 562873 29.92 2576 1155233 1082309 36.94 441228 1119787 35 16:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:05:02 eth0 577.74 411.77 1313.90 237.32 0.00 0.00 0.00 0.00 16:05:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:02 docker0 52.65 36.25 3.94 132.36 0.00 0.00 0.00 0.00 16:06:01 eth0 0.61 0.10 0.04 0.05 0.00 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 eth0 0.78 0.30 0.30 0.17 0.00 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 eth0 1.00 0.40 0.34 0.24 0.00 0.00 0.00 0.00 16:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 16:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 eth0 3.16 2.17 3.51 0.99 0.00 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 97.53 69.35 220.37 39.92 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 8.80 6.06 0.66 22.13 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) 09/17/20 _x86_64_ (4 CPU) 16:03:38 LINUX RESTART (4 CPU) 16:04:01 CPU %user %nice %system %iowait %steal %idle 16:05:02 all 15.87 0.00 7.20 7.31 0.01 69.60 16:05:02 0 15.16 0.00 7.55 5.29 0.02 71.99 16:05:02 1 15.39 0.00 8.63 8.86 0.02 67.10 16:05:02 2 15.33 0.00 6.98 8.86 0.02 68.81 16:05:02 3 17.61 0.00 5.64 6.23 0.00 70.52 16:06:01 all 0.15 0.00 0.04 0.00 0.00 99.81 16:06:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:06:01 1 0.46 0.00 0.03 0.00 0.00 99.51 16:06:01 2 0.08 0.00 0.05 0.00 0.00 99.86 16:06:01 3 0.02 0.00 0.03 0.00 0.00 99.95 16:07:01 all 0.08 0.00 0.02 0.00 0.00 99.90 16:07:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:07:01 1 0.05 0.00 0.00 0.00 0.00 99.95 16:07:01 2 0.02 0.00 0.02 0.00 0.00 99.97 16:07:01 3 0.22 0.00 0.02 0.00 0.00 99.77 16:08:01 all 0.07 0.00 0.03 0.00 0.00 99.90 16:08:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:08:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:08:01 2 0.03 0.00 0.02 0.00 0.00 99.95 16:08:01 3 0.18 0.00 0.03 0.00 0.00 99.78 16:09:01 all 0.15 0.00 0.03 0.00 0.00 99.81 16:09:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:09:01 1 0.03 0.00 0.05 0.00 0.00 99.92 16:09:01 2 0.03 0.00 0.02 0.00 0.00 99.95 16:09:01 3 0.53 0.00 0.03 0.00 0.00 99.43 16:10:01 all 0.22 0.00 0.08 0.00 0.00 99.70 16:10:01 0 0.13 0.00 0.08 0.00 0.00 99.78 16:10:01 1 0.08 0.00 0.07 0.00 0.00 99.85 16:10:01 2 0.12 0.00 0.08 0.00 0.00 99.80 16:10:01 3 0.55 0.00 0.08 0.00 0.00 99.37 Average: all 2.75 0.00 1.23 1.21 0.00 94.81 Average: 0 2.55 0.00 1.28 0.88 0.00 95.29 Average: 1 2.67 0.00 1.47 1.47 0.00 94.38 Average: 2 2.59 0.00 1.19 1.47 0.00 94.75 Average: 3 3.17 0.00 0.97 1.03 0.00 94.83