---> uname -a: Linux 927c839426b9 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: 2933.436 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-583 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-583@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 628 136 0 1073 1101 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) 09/22/20 _x86_64_ (4 CPU) 18:44:38 LINUX RESTART (4 CPU) 18:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:47:01 3.36 0.00 3.36 0.00 0.00 108.13 0.00 18:48:01 0.38 0.00 0.38 0.00 0.00 6.08 0.00 18:49:01 0.35 0.00 0.35 0.00 0.00 5.08 0.00 18:50:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 18:51:01 0.28 0.00 0.28 0.00 0.00 3.85 0.00 18:52:01 0.23 0.02 0.22 0.00 0.13 2.07 0.00 18:53:01 0.32 0.00 0.32 0.00 0.00 3.35 0.00 Average: 0.74 0.00 0.74 0.00 0.02 18.86 0.00 18:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:47:01 184136 0 546040 29.02 2616 1148764 1101892 37.61 401976 1135888 20 18:48:01 182808 0 547364 29.09 2616 1148768 1098896 37.50 405524 1133992 8 18:49:01 184036 0 546128 29.03 2616 1148776 1089644 37.19 405000 1133504 8 18:50:01 183600 0 546564 29.05 2616 1148776 1085676 37.05 416632 1122860 8 18:51:01 181192 0 548968 29.18 2616 1148780 1085724 37.05 419040 1122836 8 18:52:01 182260 0 547888 29.12 2616 1148792 1077416 36.77 436564 1104152 8 18:53:01 182304 0 547844 29.12 2616 1148792 1077464 36.77 428960 1112008 8 Average: 182905 0 547257 29.09 2616 1148778 1088102 37.13 416242 1123606 10 18:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:47:01 eth0 2.31 0.60 0.70 0.36 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 18:48:01 eth0 3.55 0.78 1.01 0.59 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 2.60 0.62 0.66 0.40 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 1.90 0.55 0.64 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 1.12 0.67 0.63 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 18:53:01 eth0 0.28 0.18 0.07 0.01 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.70 0.50 0.53 0.32 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) 09/22/20 _x86_64_ (4 CPU) 18:44:38 LINUX RESTART (4 CPU) 18:46:01 CPU %user %nice %system %iowait %steal %idle 18:47:01 all 0.15 0.00 0.05 0.00 0.02 99.78 18:47:01 0 0.40 0.00 0.05 0.00 0.00 99.55 18:47:01 1 0.05 0.00 0.05 0.00 0.02 99.88 18:47:01 2 0.07 0.00 0.08 0.00 0.03 99.82 18:47:01 3 0.08 0.00 0.03 0.00 0.02 99.87 18:48:01 all 0.15 0.00 0.04 0.00 0.04 99.78 18:48:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:48:01 1 0.35 0.00 0.03 0.00 0.03 99.58 18:48:01 2 0.03 0.00 0.03 0.00 0.08 99.85 18:48:01 3 0.15 0.00 0.05 0.00 0.03 99.77 18:49:01 all 0.15 0.00 0.05 0.00 0.05 99.75 18:49:01 0 0.02 0.00 0.05 0.00 0.02 99.92 18:49:01 1 0.47 0.00 0.03 0.00 0.07 99.43 18:49:01 2 0.08 0.00 0.07 0.00 0.10 99.75 18:49:01 3 0.02 0.00 0.05 0.00 0.03 99.90 18:50:01 all 0.15 0.00 0.04 0.00 0.11 99.70 18:50:01 0 0.05 0.00 0.05 0.00 0.05 99.85 18:50:01 1 0.43 0.00 0.03 0.00 0.13 99.40 18:50:01 2 0.08 0.00 0.05 0.00 0.23 99.63 18:50:01 3 0.03 0.00 0.02 0.00 0.03 99.92 18:51:01 all 0.16 0.00 0.04 0.00 0.04 99.76 18:51:01 0 0.03 0.00 0.08 0.00 0.00 99.88 18:51:01 1 0.52 0.00 0.03 0.00 0.05 99.40 18:51:01 2 0.07 0.00 0.05 0.00 0.07 99.82 18:51:01 3 0.02 0.00 0.00 0.00 0.03 99.95 18:52:01 all 0.15 0.00 0.06 0.00 0.05 99.73 18:52:01 0 0.02 0.00 0.12 0.02 0.03 99.82 18:52:01 1 0.53 0.00 0.05 0.00 0.03 99.38 18:52:01 2 0.05 0.00 0.07 0.00 0.10 99.78 18:52:01 3 0.02 0.00 0.02 0.00 0.03 99.93 18:53:01 all 0.16 0.00 0.03 0.00 0.05 99.75 18:53:01 0 0.03 0.00 0.02 0.00 0.02 99.93 18:53:01 1 0.48 0.00 0.02 0.00 0.03 99.47 18:53:01 2 0.07 0.00 0.05 0.00 0.13 99.75 18:53:01 3 0.05 0.00 0.05 0.00 0.03 99.87 Average: all 0.15 0.00 0.05 0.00 0.05 99.75 Average: 0 0.09 0.00 0.06 0.00 0.02 99.84 Average: 1 0.40 0.00 0.04 0.00 0.05 99.51 Average: 2 0.06 0.00 0.06 0.00 0.11 99.77 Average: 3 0.05 0.00 0.03 0.00 0.03 99.89