---> uname -a: Linux 7c7f9bc71a05 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 6.4G 43.6G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-492 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-492@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 607 65 0 1165 1127 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/17/20 _x86_64_ (4 CPU) 06:26:59 LINUX RESTART 06:28:03 tps rtps wtps bread/s bwrtn/s 06:29:01 10.85 0.00 10.85 0.00 1896.95 06:30:01 0.65 0.00 0.65 0.00 8.14 06:31:01 0.70 0.00 0.70 0.00 8.68 06:32:01 0.63 0.00 0.63 0.00 8.33 06:33:01 0.67 0.00 0.67 0.00 8.66 06:34:01 1.30 0.57 0.73 137.38 9.58 Average: 2.42 0.09 2.33 23.02 314.64 06:28:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:29:01 119652 1762652 93.64 2620 1222492 931496 31.78 423204 1176716 8 06:30:01 122172 1760132 93.51 2620 1222496 908944 31.01 421808 1175952 8 06:31:01 121632 1760672 93.54 2620 1222508 909128 31.02 422488 1175952 16 06:32:01 121244 1761060 93.56 2620 1222508 909176 31.02 422796 1175952 16 06:33:01 120660 1761644 93.59 2620 1222512 909336 31.03 423292 1175952 12 06:34:01 104616 1777688 94.44 2620 1226888 923644 31.51 427952 1180056 232 Average: 118329 1763975 93.71 2620 1223234 915287 31.23 423590 1176763 49 06:28:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:29:01 eth0 1.33 0.60 1.02 0.23 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 eth0 0.78 0.08 0.06 0.01 0.00 0.00 0.00 06:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 eth0 2.38 0.53 0.64 0.36 0.00 0.00 0.00 06:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 eth0 0.95 0.38 0.32 0.24 0.00 0.00 0.00 06:32:01 lo 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 06:33:01 eth0 0.88 0.53 0.57 0.27 0.00 0.00 0.00 06:33:01 lo 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 06:34:01 eth0 2.80 1.97 3.40 0.91 0.00 0.00 0.00 06:34:01 lo 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 Average: eth0 1.52 0.68 1.00 0.34 0.00 0.00 0.00 Average: lo 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 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/17/20 _x86_64_ (4 CPU) 06:26:59 LINUX RESTART 06:28:03 CPU %user %nice %system %iowait %steal %idle 06:29:01 all 0.20 0.00 0.08 0.00 0.00 99.72 06:29:01 0 0.05 0.00 0.09 0.00 0.00 99.86 06:29:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:29:01 2 0.64 0.00 0.12 0.00 0.00 99.24 06:29:01 3 0.07 0.00 0.07 0.00 0.00 99.86 06:30:01 all 0.20 0.00 0.06 0.00 0.00 99.74 06:30:01 0 0.07 0.00 0.05 0.00 0.00 99.88 06:30:01 1 0.10 0.00 0.07 0.00 0.00 99.83 06:30:01 2 0.55 0.00 0.03 0.00 0.00 99.42 06:30:01 3 0.08 0.00 0.07 0.00 0.00 99.85 06:31:01 all 0.18 0.00 0.04 0.00 0.00 99.78 06:31:01 0 0.05 0.00 0.07 0.00 0.00 99.88 06:31:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:31:01 2 0.55 0.00 0.05 0.00 0.00 99.40 06:31:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:32:01 all 0.18 0.00 0.04 0.00 0.00 99.77 06:32:01 0 0.02 0.00 0.03 0.00 0.00 99.95 06:32:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:32:01 2 0.57 0.00 0.03 0.00 0.00 99.40 06:32:01 3 0.08 0.00 0.05 0.00 0.00 99.87 06:33:01 all 0.18 0.00 0.04 0.00 0.00 99.77 06:33:01 0 0.08 0.00 0.05 0.00 0.00 99.87 06:33:01 1 0.52 0.00 0.03 0.00 0.00 99.45 06:33:01 2 0.08 0.00 0.03 0.00 0.00 99.88 06:33:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:34:01 all 0.37 0.00 0.24 0.01 0.00 99.37 06:34:01 0 0.25 0.00 0.30 0.00 0.00 99.45 06:34:01 1 0.72 0.00 0.18 0.02 0.00 99.08 06:34:01 2 0.28 0.00 0.27 0.00 0.00 99.45 06:34:01 3 0.23 0.00 0.20 0.00 0.00 99.57 Average: all 0.22 0.00 0.08 0.00 0.00 99.69 Average: 0 0.09 0.00 0.10 0.00 0.00 99.82 Average: 1 0.25 0.00 0.07 0.00 0.00 99.68 Average: 2 0.44 0.00 0.09 0.00 0.00 99.47 Average: 3 0.09 0.00 0.08 0.00 0.00 99.83