---> uname -a: Linux a9aab5852814 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 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-sdk-go_PR-592 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-592@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 665 118 0 1053 1064 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) 09/18/20 _x86_64_ (4 CPU) 08:20:33 LINUX RESTART (4 CPU) 08:21:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:22:01 129.49 44.79 84.70 0.00 7622.37 36699.13 0.00 08:23:01 3.20 0.00 3.20 0.00 0.00 101.60 0.00 08:24:01 0.40 0.00 0.40 0.00 0.00 6.71 0.00 08:25:01 0.35 0.00 0.35 0.00 0.00 5.71 0.00 08:26:02 0.58 0.00 0.58 0.00 0.00 7.16 0.00 08:27:01 0.34 0.00 0.34 0.00 0.00 5.18 0.00 Average: 22.46 7.49 14.98 0.00 1274.46 6157.20 0.00 08:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:22:01 161240 0 588272 31.27 2620 1129424 1103140 37.65 459520 1101096 120 08:23:01 166304 0 583176 30.99 2620 1129456 1072668 36.61 457792 1098976 20 08:24:01 165532 0 583940 31.03 2620 1129464 1072860 36.61 458692 1098964 20 08:25:01 163680 0 585792 31.13 2620 1129464 1072908 36.62 460572 1098440 12 08:26:02 165108 0 584360 31.06 2620 1129468 1072668 36.61 467240 1090604 20 08:27:01 165212 0 584248 31.05 2620 1129476 1072764 36.61 467784 1090604 8 Average: 164513 0 584965 31.09 2620 1129459 1077835 36.78 461933 1096447 33 08:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:22:01 eth0 531.46 332.41 1082.58 112.14 0.00 0.00 0.00 0.00 08:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 docker0 5.88 4.23 0.92 18.19 0.00 0.00 0.00 0.00 08:23:01 eth0 0.63 0.08 0.04 0.01 0.00 0.00 0.00 0.00 08:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 eth0 0.80 0.47 0.30 0.21 0.00 0.00 0.00 0.00 08:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 eth0 0.93 0.38 0.32 0.20 0.00 0.00 0.00 0.00 08:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 eth0 0.34 0.30 0.17 0.08 0.00 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 89.33 55.80 181.15 18.83 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 0.98 0.71 0.15 3.04 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) 09/18/20 _x86_64_ (4 CPU) 08:20:33 LINUX RESTART (4 CPU) 08:21:01 CPU %user %nice %system %iowait %steal %idle 08:22:01 all 14.29 0.00 6.77 8.51 0.02 70.42 08:22:01 0 15.80 0.00 7.01 6.82 0.02 70.35 08:22:01 1 13.60 0.00 6.75 9.10 0.02 70.54 08:22:01 2 12.67 0.00 6.95 9.60 0.03 70.75 08:22:01 3 15.08 0.00 6.36 8.50 0.02 70.04 08:23:01 all 0.15 0.00 0.05 0.00 0.00 99.80 08:23:01 0 0.05 0.00 0.07 0.00 0.00 99.88 08:23:01 1 0.45 0.00 0.03 0.00 0.00 99.52 08:23:01 2 0.07 0.00 0.07 0.00 0.00 99.87 08:23:01 3 0.03 0.00 0.05 0.00 0.00 99.92 08:24:01 all 0.15 0.00 0.04 0.00 0.00 99.81 08:24:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:24:01 1 0.48 0.00 0.03 0.00 0.00 99.48 08:24:01 2 0.05 0.00 0.05 0.00 0.00 99.90 08:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:25:01 all 0.15 0.00 0.02 0.00 0.00 99.83 08:25:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:25:01 1 0.53 0.00 0.02 0.00 0.00 99.45 08:25:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:25:01 3 0.00 0.00 0.02 0.00 0.00 99.98 08:26:02 all 0.17 0.00 0.06 0.00 0.00 99.77 08:26:02 0 0.05 0.00 0.05 0.00 0.00 99.90 08:26:02 1 0.53 0.00 0.15 0.00 0.00 99.32 08:26:02 2 0.05 0.00 0.02 0.00 0.00 99.93 08:26:02 3 0.03 0.00 0.03 0.00 0.00 99.93 08:27:01 all 0.08 0.00 0.04 0.00 0.01 99.87 08:27:01 0 0.02 0.00 0.02 0.00 0.02 99.95 08:27:01 1 0.24 0.00 0.03 0.00 0.02 99.71 08:27:01 2 0.02 0.00 0.03 0.00 0.00 99.95 08:27:01 3 0.07 0.00 0.07 0.00 0.00 99.86 Average: all 2.49 0.00 1.16 1.41 0.00 94.94 Average: 0 2.65 0.00 1.20 1.13 0.01 95.01 Average: 1 2.63 0.00 1.17 1.51 0.01 94.68 Average: 2 2.14 0.00 1.19 1.59 0.01 95.08 Average: 3 2.53 0.00 1.09 1.41 0.00 94.97