---> uname -a: Linux e8842b68bd02 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 609 82 0 1146 1124 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 03/03/20 _x86_64_ (4 CPU) 10:01:51 LINUX RESTART 10:03:02 tps rtps wtps bread/s bwrtn/s 10:04:01 17.28 1.42 15.86 83.70 1946.72 10:05:01 2.61 0.00 2.61 0.00 83.15 10:06:01 0.67 0.00 0.67 0.00 8.49 10:07:01 0.55 0.00 0.55 0.00 6.36 10:08:01 0.77 0.00 0.77 0.00 10.36 10:09:01 0.50 0.00 0.50 0.00 6.63 Average: 3.69 0.23 3.46 13.76 339.20 10:03:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:04:01 114912 1767392 93.90 2620 1213584 986772 33.67 439952 1168988 20 10:05:01 121244 1761060 93.56 2620 1213592 954080 32.55 434620 1168688 8 10:06:01 123132 1759172 93.46 2620 1213596 937720 31.99 433400 1168604 8 10:07:01 126424 1755880 93.28 2620 1213660 909940 31.05 430696 1168608 32 10:08:01 126244 1756060 93.29 2620 1213608 910076 31.05 431056 1168596 8 10:09:01 126552 1755752 93.28 2620 1213612 910004 31.05 430576 1168596 12 Average: 123085 1759219 93.46 2620 1213609 934765 31.89 433383 1168680 15 10:03:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:04:01 eth0 27.92 24.70 33.87 39.89 0.00 0.00 0.00 10:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:04:01 docker0 7.21 5.42 0.93 15.65 0.00 0.00 0.00 10:05:01 eth0 2.16 1.03 1.31 0.42 0.00 0.00 0.00 10:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 eth0 1.07 0.52 0.54 0.33 0.00 0.00 0.00 10:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 eth0 0.10 0.08 0.01 0.07 0.00 0.00 0.00 10:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 eth0 0.25 0.18 0.14 0.07 0.00 0.00 0.00 10:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 10:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 5.20 4.38 5.90 6.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.19 0.89 0.15 2.57 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) 03/03/20 _x86_64_ (4 CPU) 10:01:51 LINUX RESTART 10:03:02 CPU %user %nice %system %iowait %steal %idle 10:04:01 all 1.53 0.00 1.02 0.04 4.99 92.43 10:04:01 0 1.21 0.00 0.99 0.05 5.73 92.02 10:04:01 1 1.53 0.00 1.08 0.07 4.64 92.68 10:04:01 2 2.19 0.00 1.15 0.07 4.80 91.79 10:04:01 3 1.17 0.00 0.80 0.02 4.76 93.26 10:05:01 all 0.12 0.00 0.05 0.00 0.41 99.42 10:05:01 0 0.12 0.00 0.03 0.00 0.55 99.30 10:05:01 1 0.10 0.00 0.07 0.00 0.27 99.57 10:05:01 2 0.07 0.00 0.07 0.00 0.47 99.40 10:05:01 3 0.23 0.00 0.05 0.00 0.37 99.35 10:06:01 all 0.09 0.00 0.06 0.00 0.24 99.61 10:06:01 0 0.05 0.00 0.07 0.00 0.40 99.48 10:06:01 1 0.03 0.00 0.05 0.00 0.22 99.70 10:06:01 2 0.08 0.00 0.05 0.00 0.13 99.73 10:06:01 3 0.18 0.00 0.05 0.00 0.18 99.58 10:07:01 all 0.13 0.00 0.06 0.00 0.15 99.66 10:07:01 0 0.05 0.00 0.10 0.00 0.12 99.73 10:07:01 1 0.05 0.00 0.05 0.00 0.25 99.65 10:07:01 2 0.07 0.00 0.05 0.00 0.12 99.77 10:07:01 3 0.35 0.00 0.05 0.00 0.15 99.45 10:08:01 all 0.11 0.00 0.03 0.00 0.32 99.54 10:08:01 0 0.02 0.00 0.02 0.00 0.23 99.73 10:08:01 1 0.27 0.00 0.03 0.00 0.55 99.15 10:08:01 2 0.07 0.00 0.03 0.00 0.33 99.57 10:08:01 3 0.08 0.00 0.03 0.00 0.18 99.70 10:09:01 all 0.11 0.00 0.05 0.00 0.10 99.74 10:09:01 0 0.03 0.00 0.05 0.00 0.08 99.83 10:09:01 1 0.32 0.00 0.05 0.00 0.05 99.58 10:09:01 2 0.05 0.00 0.05 0.00 0.17 99.73 10:09:01 3 0.05 0.00 0.05 0.00 0.10 99.80 Average: all 0.35 0.00 0.21 0.01 1.04 98.40 Average: 0 0.25 0.00 0.21 0.01 1.19 98.35 Average: 1 0.38 0.00 0.22 0.01 1.00 98.39 Average: 2 0.42 0.00 0.23 0.01 1.00 98.34 Average: 3 0.34 0.00 0.17 0.00 0.96 98.52