---> uname -a: Linux f5a81ed1ec11 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-600 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-600@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 670 136 0 1030 1060 Swap: 1023 1 1022 ---> 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) 09/25/20 _x86_64_ (4 CPU) 06:29:25 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:31:01 57.79 16.22 41.57 0.00 5078.03 4811.71 0.00 06:32:01 1.65 0.00 1.65 0.00 0.00 31.56 0.00 06:33:01 0.27 0.00 0.27 0.00 0.00 3.76 0.00 06:34:01 0.22 0.00 0.22 0.00 0.00 3.10 0.00 06:35:01 0.25 0.00 0.25 0.00 0.00 3.15 0.00 06:36:01 0.33 0.00 0.33 0.00 0.00 4.78 0.00 06:37:01 0.20 0.02 0.18 0.00 0.13 2.15 0.00 Average: 8.67 2.32 6.35 0.00 725.59 694.45 0.00 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:31:01 161352 0 592252 31.48 2620 1125332 1124004 38.36 441508 1117200 120 06:32:01 164572 0 589028 31.31 2620 1125336 1103064 37.65 440916 1114788 20 06:33:01 166176 0 587416 31.22 2620 1125344 1083688 36.98 440848 1113912 20 06:34:01 164344 0 589248 31.32 2620 1125344 1083724 36.99 442976 1113324 12 06:35:01 165504 0 588084 31.26 2620 1125348 1083568 36.98 449168 1106268 20 06:36:01 165548 0 588032 31.25 2620 1125356 1083616 36.98 449404 1106268 8 06:37:01 166172 0 587400 31.22 2620 1125364 1083592 36.98 449400 1106268 8 Average: 164810 0 588780 31.29 2620 1125346 1092179 37.27 444889 1111147 30 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:31:01 eth0 540.32 365.03 1058.01 116.73 0.00 0.00 0.00 0.00 06:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 docker0 8.89 6.66 1.18 18.43 0.00 0.00 0.00 0.00 06:32:01 eth0 1.08 0.63 0.54 0.37 0.00 0.00 0.00 0.00 06:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 eth0 1.57 0.33 0.37 0.20 0.00 0.00 0.00 0.00 06:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 eth0 0.47 0.32 0.27 0.23 0.00 0.00 0.00 0.00 06:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 eth0 0.32 0.20 0.18 0.02 0.00 0.00 0.00 0.00 06:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 eth0 0.20 0.15 0.08 0.07 0.00 0.00 0.00 0.00 06:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 eth0 0.23 0.20 0.10 0.02 0.00 0.00 0.00 0.00 06:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 77.75 52.42 151.39 16.81 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 1.27 0.95 0.17 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) 09/25/20 _x86_64_ (4 CPU) 06:29:25 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:31:01 all 8.50 0.00 2.82 1.19 0.03 87.45 06:31:01 0 7.93 0.00 3.36 0.30 0.03 88.37 06:31:01 1 8.30 0.00 2.63 1.67 0.05 87.35 06:31:01 2 8.72 0.00 2.89 1.71 0.03 86.65 06:31:01 3 9.05 0.00 2.41 1.09 0.02 87.43 06:32:01 all 0.17 0.00 0.03 0.00 0.00 99.80 06:32:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:32:01 1 0.12 0.00 0.03 0.00 0.00 99.85 06:32:01 2 0.50 0.00 0.02 0.00 0.00 99.48 06:32:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:33:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:33:01 0 0.03 0.00 0.00 0.00 0.00 99.97 06:33:01 1 0.43 0.00 0.05 0.00 0.00 99.52 06:33:01 2 0.10 0.00 0.03 0.00 0.00 99.87 06:33:01 3 0.05 0.00 0.02 0.00 0.00 99.93 06:34:01 all 0.13 0.00 0.02 0.00 0.01 99.84 06:34:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:34:01 1 0.47 0.00 0.00 0.00 0.00 99.53 06:34:01 2 0.03 0.00 0.03 0.00 0.02 99.92 06:34:01 3 0.02 0.00 0.02 0.00 0.02 99.95 06:35:01 all 0.16 0.00 0.01 0.00 0.00 99.83 06:35:01 0 0.02 0.00 0.00 0.00 0.00 99.98 06:35:01 1 0.52 0.00 0.02 0.00 0.00 99.47 06:35:01 2 0.08 0.00 0.03 0.00 0.00 99.88 06:35:01 3 0.03 0.00 0.00 0.00 0.00 99.97 06:36:01 all 0.15 0.00 0.04 0.00 0.00 99.82 06:36:01 0 0.02 0.00 0.02 0.00 0.00 99.97 06:36:01 1 0.52 0.00 0.08 0.00 0.00 99.40 06:36:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:36:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:37:01 all 0.16 0.00 0.02 0.00 0.00 99.82 06:37:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:37:01 1 0.50 0.00 0.02 0.00 0.00 99.48 06:37:01 2 0.10 0.00 0.03 0.00 0.00 99.87 06:37:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 1.34 0.00 0.42 0.17 0.01 98.06 Average: 0 1.15 0.00 0.49 0.04 0.00 98.32 Average: 1 1.55 0.00 0.40 0.24 0.01 97.81 Average: 2 1.36 0.00 0.44 0.24 0.01 97.95 Average: 3 1.31 0.00 0.35 0.15 0.00 98.18