---> uname -a: Linux prd-centos7-docker-4c-2g-20470.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dgexfoundry_device-sdk-go_PR-718 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dgexfoundry_device-sdk-go_PR-718@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 673 119 0 1043 1059 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:1c:7f:a1 brd ff:ff:ff:ff:ff:ff inet 10.30.123.40/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe1c:7fa1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:db:84:d4:ae 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:dbff:fe84:d4ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/15/21 _x86_64_ (4 CPU) 10:03:08 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:05:01 27.53 5.56 21.97 0.00 1600.27 3124.88 0.00 10:06:01 0.90 0.00 0.90 0.00 0.00 19.50 0.00 10:07:01 0.32 0.00 0.32 0.00 0.00 3.63 0.00 Average: 9.58 1.85 7.73 0.00 533.66 1049.80 0.00 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 146740 0 578556 30.75 2620 1153628 1137024 38.80 408208 1125944 28 10:06:01 154384 0 570940 30.34 2620 1153600 1079620 36.85 404524 1123280 8 10:07:01 153416 0 571904 30.40 2620 1153604 1079764 36.85 411976 1116756 20 Average: 151513 0 573800 30.50 2620 1153611 1098803 37.50 408236 1121993 19 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 eth0 69.78 57.80 355.37 33.75 0.00 0.00 0.00 0.00 10:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 docker0 6.14 4.29 1.27 21.26 0.00 0.00 0.00 0.00 10:06:01 eth0 0.97 0.08 0.07 0.01 0.00 0.00 0.00 0.00 10:06:01 lo 0.00 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 0.00 10:07:01 eth0 1.48 0.72 0.68 0.40 0.00 0.00 0.00 0.00 10:07:01 lo 0.00 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 0.00 Average: eth0 24.09 19.54 118.76 11.39 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 2.05 1.43 0.42 7.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/15/21 _x86_64_ (4 CPU) 10:03:08 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:01 all 2.67 0.00 1.73 0.84 0.03 94.74 10:05:01 0 2.41 0.00 1.71 0.65 0.03 95.19 10:05:01 1 2.80 0.00 2.22 1.80 0.03 93.15 10:05:01 2 2.53 0.00 1.57 0.50 0.02 95.38 10:05:01 3 2.92 0.00 1.41 0.42 0.03 95.23 10:06:01 all 0.16 0.00 0.04 0.00 0.00 99.80 10:06:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:06:01 1 0.07 0.00 0.05 0.00 0.00 99.88 10:06:01 2 0.50 0.00 0.05 0.00 0.00 99.45 10:06:01 3 0.03 0.00 0.03 0.00 0.00 99.93 10:07:01 all 0.16 0.00 0.05 0.00 0.00 99.79 10:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:07:01 1 0.08 0.00 0.07 0.00 0.00 99.85 10:07:01 2 0.48 0.00 0.08 0.00 0.02 99.42 10:07:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.99 0.00 0.60 0.28 0.01 98.12 Average: 0 0.82 0.00 0.58 0.22 0.01 98.37 Average: 1 0.98 0.00 0.77 0.60 0.01 97.64 Average: 2 1.17 0.00 0.57 0.17 0.01 98.09 Average: 3 0.99 0.00 0.49 0.14 0.01 98.37