---> uname -a: Linux e48f366867e8 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-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 620 143 0 1073 1109 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) 09/09/20 _x86_64_ (4 CPU) 03:33:34 LINUX RESTART (4 CPU) 03:34:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:35:01 123.42 43.96 79.46 0.00 7497.20 35334.49 0.00 03:36:01 3.46 0.00 3.46 0.00 0.00 110.07 0.00 03:37:01 0.40 0.00 0.40 0.00 0.00 6.08 0.00 03:38:02 0.23 0.00 0.23 0.00 0.00 2.96 0.00 03:39:01 0.24 0.00 0.24 0.00 0.00 3.25 0.00 03:40:01 0.35 0.00 0.35 0.00 0.00 4.66 0.00 Average: 21.42 7.35 14.07 0.00 1253.67 5929.81 0.00 03:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:35:01 159568 0 545368 28.98 2620 1174000 1121512 38.28 380516 1180404 120 03:36:01 162220 0 542528 28.83 2620 1174188 1108504 37.83 380384 1178636 12 03:37:01 164008 0 540732 28.74 2620 1174196 1086032 37.06 380140 1177712 20 03:38:02 161564 0 543176 28.87 2620 1174196 1086148 37.07 382488 1177568 16 03:39:01 162180 0 542556 28.84 2620 1174200 1086028 37.06 384764 1174440 16 03:40:01 160208 0 544520 28.94 2620 1174208 1084928 37.03 387044 1174440 8 Average: 161625 0 543147 28.87 2620 1174165 1095525 37.39 382556 1177200 32 03:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:35:01 eth0 441.91 282.34 1076.54 108.55 0.00 0.00 0.00 0.00 03:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 docker0 10.30 7.49 1.26 18.21 0.00 0.00 0.00 0.00 03:36:01 eth0 3.43 0.45 0.73 0.21 0.00 0.00 0.00 0.00 03:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 eth0 5.15 1.23 1.59 0.94 0.00 0.00 0.00 0.00 03:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:02 eth0 2.60 0.92 0.96 0.60 0.00 0.00 0.00 0.00 03:38:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 eth0 0.49 0.36 0.27 0.24 0.00 0.00 0.00 0.00 03:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 eth0 0.32 0.20 0.14 0.07 0.00 0.00 0.00 0.00 03:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 75.90 47.74 180.63 18.50 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 1.72 1.25 0.21 3.05 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) 09/09/20 _x86_64_ (4 CPU) 03:33:34 LINUX RESTART (4 CPU) 03:34:01 CPU %user %nice %system %iowait %steal %idle 03:35:01 all 14.17 0.00 6.63 7.81 0.02 71.36 03:35:01 0 15.51 0.00 6.42 7.31 0.02 70.74 03:35:01 1 14.04 0.00 6.78 6.99 0.02 72.18 03:35:01 2 13.99 0.00 7.15 9.69 0.02 69.16 03:35:01 3 13.16 0.00 6.18 7.25 0.03 73.38 03:36:01 all 0.17 0.00 0.04 0.00 0.00 99.78 03:36:01 0 0.05 0.00 0.03 0.00 0.00 99.92 03:36:01 1 0.08 0.00 0.07 0.00 0.02 99.83 03:36:01 2 0.50 0.00 0.03 0.00 0.00 99.47 03:36:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:37:01 all 0.19 0.00 0.05 0.00 0.00 99.76 03:37:01 0 0.02 0.00 0.05 0.00 0.00 99.93 03:37:01 1 0.07 0.00 0.03 0.00 0.00 99.90 03:37:01 2 0.53 0.00 0.05 0.00 0.00 99.42 03:37:01 3 0.15 0.00 0.05 0.00 0.00 99.80 03:38:02 all 0.17 0.00 0.03 0.00 0.00 99.80 03:38:02 0 0.03 0.00 0.02 0.00 0.02 99.93 03:38:02 1 0.05 0.00 0.02 0.00 0.00 99.93 03:38:02 2 0.55 0.00 0.03 0.00 0.00 99.42 03:38:02 3 0.03 0.00 0.05 0.00 0.00 99.92 03:39:01 all 0.17 0.00 0.02 0.00 0.00 99.82 03:39:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:39:01 1 0.07 0.00 0.03 0.00 0.00 99.90 03:39:01 2 0.53 0.00 0.00 0.00 0.00 99.47 03:39:01 3 0.05 0.00 0.02 0.00 0.00 99.93 03:40:01 all 0.15 0.00 0.04 0.00 0.00 99.81 03:40:01 0 0.03 0.00 0.07 0.00 0.00 99.90 03:40:01 1 0.02 0.00 0.03 0.00 0.00 99.95 03:40:01 2 0.53 0.00 0.03 0.00 0.00 99.43 03:40:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 2.49 0.00 1.13 1.30 0.00 95.08 Average: 0 2.60 0.00 1.10 1.21 0.01 95.09 Average: 1 2.38 0.00 1.16 1.16 0.01 95.31 Average: 2 2.76 0.00 1.21 1.61 0.00 94.41 Average: 3 2.23 0.00 1.05 1.20 0.01 95.52