---> uname -a: Linux 22c1151d4280 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% /w/workspace/dgexfoundry_device-sdk-go_PR-571 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-571@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 654 133 0 1048 1076 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) 09/09/20 _x86_64_ (4 CPU) 18:41:55 LINUX RESTART (4 CPU) 18:43:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:44:01 7.11 1.53 5.58 0.00 79.92 214.45 0.00 18:45:01 0.33 0.00 0.33 0.00 0.00 5.00 0.00 18:46:01 0.18 0.00 0.18 0.00 0.00 2.16 0.00 18:47:01 0.32 0.00 0.32 0.00 0.00 4.01 0.00 18:48:01 0.32 0.00 0.32 0.00 0.00 4.86 0.00 18:49:01 0.30 0.02 0.28 0.00 0.13 3.65 0.00 Average: 1.43 0.26 1.17 0.00 13.35 39.03 0.00 18:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:44:01 168536 0 573424 30.48 2620 1136976 1112508 37.97 413152 1140544 24 18:45:01 167564 0 574392 30.53 2620 1136980 1108324 37.83 414740 1140124 12 18:46:01 170320 0 571632 30.38 2620 1136984 1072308 36.60 413592 1138444 16 18:47:01 169448 0 572500 30.43 2620 1136988 1072320 36.60 417748 1135720 12 18:48:01 169816 0 572128 30.41 2620 1136992 1072224 36.59 423692 1129152 12 18:49:01 169176 0 572756 30.44 2620 1137004 1072332 36.60 424156 1129152 16 Average: 169143 0 572805 30.44 2620 1136987 1085003 37.03 417847 1135523 15 18:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:44:01 eth0 27.27 21.51 35.54 25.33 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 6.69 4.41 0.99 18.05 0.00 0.00 0.00 0.00 18:45:01 eth0 1.12 0.40 0.35 0.26 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 1.20 0.30 0.33 0.20 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 0.48 0.35 0.27 0.20 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 0.75 0.23 0.19 0.07 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 0.67 0.42 0.28 0.21 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 Average: eth0 5.25 3.87 6.16 4.38 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 1.12 0.74 0.17 3.01 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) 18:41:55 LINUX RESTART (4 CPU) 18:43:01 CPU %user %nice %system %iowait %steal %idle 18:44:01 all 1.04 0.00 0.50 0.03 0.05 98.38 18:44:01 0 1.14 0.00 0.43 0.00 0.07 98.36 18:44:01 1 1.07 0.00 0.45 0.07 0.03 98.38 18:44:01 2 0.82 0.00 0.47 0.07 0.05 98.60 18:44:01 3 1.15 0.00 0.65 0.00 0.03 98.16 18:45:01 all 0.15 0.00 0.04 0.00 0.01 99.80 18:45:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:45:01 1 0.50 0.00 0.03 0.00 0.00 99.47 18:45:01 2 0.05 0.00 0.05 0.00 0.02 99.88 18:45:01 3 0.02 0.00 0.03 0.00 0.02 99.93 18:46:01 all 0.09 0.00 0.05 0.00 0.00 99.86 18:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:46:01 1 0.15 0.00 0.07 0.00 0.00 99.78 18:46:01 2 0.15 0.00 0.07 0.00 0.00 99.78 18:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:47:01 all 0.10 0.00 0.03 0.00 0.00 99.86 18:47:01 0 0.03 0.00 0.05 0.00 0.02 99.90 18:47:01 1 0.28 0.00 0.02 0.00 0.00 99.70 18:47:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:47:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:48:01 all 0.16 0.00 0.07 0.00 0.00 99.76 18:48:01 0 0.15 0.00 0.20 0.00 0.00 99.65 18:48:01 1 0.15 0.00 0.03 0.00 0.00 99.82 18:48:01 2 0.30 0.00 0.03 0.00 0.00 99.67 18:48:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:49:01 all 0.15 0.00 0.03 0.00 0.01 99.81 18:49:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:49:01 1 0.02 0.00 0.02 0.00 0.02 99.95 18:49:01 2 0.53 0.00 0.03 0.00 0.00 99.43 18:49:01 3 0.03 0.00 0.05 0.00 0.02 99.90 Average: all 0.28 0.00 0.12 0.01 0.01 99.58 Average: 0 0.24 0.00 0.12 0.00 0.01 99.62 Average: 1 0.36 0.00 0.10 0.01 0.01 99.52 Average: 2 0.32 0.00 0.11 0.01 0.01 99.55 Average: 3 0.22 0.00 0.14 0.00 0.01 99.63