---> uname -a: Linux ff1d69d5ddb5 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: 2933.438 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 7.0G 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-586 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-586@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 641 130 0 1065 1090 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) 09/20/20 _x86_64_ (4 CPU) 18:44:30 LINUX RESTART (4 CPU) 18:45:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:46:01 76.24 29.52 46.73 0.00 6571.53 4970.73 0.00 18:47:01 0.32 0.00 0.32 0.00 0.00 4.71 0.00 18:48:02 0.25 0.00 0.25 0.00 0.00 3.11 0.00 18:49:01 0.29 0.00 0.29 0.00 0.00 3.57 0.00 18:50:01 0.23 0.00 0.23 0.00 0.00 3.06 0.00 18:51:01 0.28 0.00 0.28 0.00 0.00 3.85 0.00 18:52:01 0.32 0.02 0.30 0.00 0.13 3.78 0.00 Average: 11.16 4.23 6.93 0.00 941.38 715.21 0.00 18:45:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:46:01 162328 0 558320 29.67 2620 1158288 1103988 37.68 393860 1165328 20 18:47:01 164896 0 555564 29.53 2620 1158476 1092072 37.27 394328 1162992 16 18:48:02 165728 0 554728 29.48 2620 1158480 1076864 36.75 398484 1158124 16 18:49:01 162252 0 558200 29.67 2620 1158484 1076864 36.75 402596 1157756 16 18:50:01 161868 0 558580 29.69 2620 1158488 1077076 36.76 413816 1147104 20 18:51:01 161620 0 558820 29.70 2620 1158496 1077112 36.76 414064 1147104 20 18:52:01 163196 0 557240 29.62 2620 1158500 1076848 36.75 412572 1147104 12 Average: 163127 0 557350 29.62 2620 1158459 1082975 36.96 404246 1155073 17 18:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:46:01 eth0 518.63 331.31 1060.58 116.80 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 8.69 6.38 1.13 18.37 0.00 0.00 0.00 0.00 18:47:01 eth0 2.63 0.30 0.42 0.23 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:02 eth0 2.35 0.35 0.44 0.17 0.00 0.00 0.00 0.00 18:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 3.98 0.88 1.06 0.61 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 1.97 0.58 0.63 0.39 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 1.05 0.62 0.66 0.49 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 76.02 47.86 152.39 17.00 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 1.24 0.91 0.16 2.63 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) 09/20/20 _x86_64_ (4 CPU) 18:44:30 LINUX RESTART (4 CPU) 18:45:01 CPU %user %nice %system %iowait %steal %idle 18:46:01 all 12.55 0.00 4.90 2.58 0.03 79.95 18:46:01 0 11.10 0.00 5.70 2.35 0.02 80.83 18:46:01 1 13.92 0.00 5.00 5.26 0.03 75.79 18:46:01 2 12.78 0.00 4.21 0.77 0.03 82.20 18:46:01 3 12.42 0.00 4.68 1.91 0.02 80.97 18:47:01 all 0.07 0.00 0.04 0.00 0.00 99.89 18:47:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:47:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:47:01 2 0.15 0.00 0.05 0.00 0.00 99.80 18:47:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:48:02 all 0.11 0.00 0.05 0.00 0.00 99.85 18:48:02 0 0.27 0.00 0.08 0.00 0.00 99.65 18:48:02 1 0.05 0.00 0.05 0.00 0.00 99.90 18:48:02 2 0.10 0.00 0.03 0.00 0.00 99.87 18:48:02 3 0.02 0.00 0.02 0.00 0.00 99.97 18:49:01 all 0.16 0.00 0.04 0.00 0.00 99.81 18:49:01 0 0.54 0.00 0.07 0.00 0.00 99.39 18:49:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:49:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:50:01 all 0.17 0.00 0.05 0.00 0.00 99.78 18:50:01 0 0.52 0.00 0.08 0.00 0.02 99.38 18:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:50:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:50:01 3 0.07 0.00 0.03 0.00 0.00 99.90 18:51:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:51:01 0 0.52 0.00 0.07 0.00 0.00 99.42 18:51:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:51:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:51:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:52:01 all 0.15 0.00 0.02 0.00 0.00 99.83 18:52:01 0 0.52 0.00 0.02 0.00 0.00 99.47 18:52:01 1 0.02 0.00 0.02 0.00 0.00 99.97 18:52:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:52:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 1.90 0.00 0.73 0.37 0.00 97.00 Average: 0 1.92 0.00 0.86 0.33 0.00 96.88 Average: 1 2.01 0.00 0.74 0.75 0.00 96.49 Average: 2 1.88 0.00 0.63 0.11 0.00 97.37 Average: 3 1.80 0.00 0.69 0.27 0.00 97.23