---> uname -a: Linux prd-centos7-docker-4c-2g-5572.vexxhost.local 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 7.2G 42.8G 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-605@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-605 ---> free -m: total used free shared buff/cache available Mem: 1837 665 113 0 1058 1068 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:76:5d:72 brd ff:ff:ff:ff:ff:ff inet 10.30.122.148/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:fe76:5d72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:f6:fd:4f:37 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:f6ff:fefd:4f37/64 scope link 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) 10/15/20 _x86_64_ (4 CPU) 08:03:29 LINUX RESTART (4 CPU) 08:04:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:05:01 92.82 43.09 49.73 0.00 7644.14 5165.84 0.00 08:06:01 1.53 0.00 1.53 0.00 0.00 30.11 0.00 08:07:01 0.25 0.00 0.25 0.00 0.00 3.15 0.00 Average: 31.21 14.21 17.00 0.00 2520.74 1714.64 0.00 08:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 169464 0 568380 30.21 2620 1141092 1112816 37.98 426484 1125084 120 08:06:01 170868 0 566944 30.13 2620 1141124 1111332 37.93 427016 1123548 20 08:07:01 173748 0 564056 29.98 2620 1141132 1079416 36.84 426720 1121780 20 Average: 171360 0 566460 30.11 2620 1141116 1101188 37.58 426740 1123471 53 08:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 eth0 544.65 341.05 1105.46 97.99 0.00 0.00 0.00 0.00 08:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 docker0 7.41 5.13 1.14 19.87 0.00 0.00 0.00 0.00 08:06:01 eth0 1.00 0.45 0.31 0.22 0.00 0.00 0.00 0.00 08:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 eth0 1.60 0.58 0.61 0.36 0.00 0.00 0.00 0.00 08:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 180.48 112.81 364.84 32.51 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 2.44 1.69 0.38 6.55 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) 10/15/20 _x86_64_ (4 CPU) 08:03:29 LINUX RESTART (4 CPU) 08:04:02 CPU %user %nice %system %iowait %steal %idle 08:05:01 all 14.01 0.00 5.67 2.45 0.04 77.82 08:05:01 0 14.71 0.00 6.31 2.50 0.03 76.45 08:05:01 1 12.54 0.00 5.99 2.31 0.03 79.13 08:05:01 2 12.38 0.00 5.76 1.30 0.05 80.50 08:05:01 3 16.42 0.00 4.61 3.72 0.03 75.21 08:06:01 all 0.16 0.00 0.05 0.00 0.00 99.80 08:06:01 0 0.03 0.00 0.05 0.00 0.00 99.92 08:06:01 1 0.05 0.00 0.05 0.00 0.00 99.90 08:06:01 2 0.52 0.00 0.05 0.00 0.00 99.43 08:06:01 3 0.03 0.00 0.03 0.00 0.00 99.93 08:07:01 all 0.16 0.00 0.04 0.00 0.00 99.80 08:07:01 0 0.03 0.00 0.03 0.00 0.00 99.93 08:07:01 1 0.05 0.00 0.03 0.00 0.00 99.92 08:07:01 2 0.52 0.00 0.07 0.00 0.00 99.42 08:07:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 4.70 0.00 1.89 0.80 0.01 92.60 Average: 0 4.84 0.00 2.10 0.82 0.01 92.23 Average: 1 4.15 0.00 1.99 0.76 0.01 93.09 Average: 2 4.40 0.00 1.93 0.43 0.02 93.22 Average: 3 5.40 0.00 1.53 1.22 0.01 91.84