---> uname -a: Linux prd-centos7-docker-4c-2g-11901.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% /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/dry_go-mod-core-contracts_PR-367 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/dry_go-mod-core-contracts_PR-367@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 ---> free -m: total used free shared buff/cache available Mem: 1837 666 117 0 1053 1069 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:dc:0a:f2 brd ff:ff:ff:ff:ff:ff inet 10.30.122.255/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fedc:af2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c2:55:49:20 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:c2ff:fe55:4920/64 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) 11/12/20 _x86_64_ (4 CPU) 02:35:04 LINUX RESTART (4 CPU) 02:36:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:37:01 24.86 5.45 19.41 0.00 1562.63 2169.09 0.00 02:38:01 1.87 0.00 1.87 0.00 0.00 37.97 0.00 02:39:01 0.38 0.00 0.38 0.00 0.00 6.38 0.00 02:40:01 0.30 0.00 0.30 0.00 0.00 4.85 0.00 Average: 6.78 1.35 5.43 0.00 385.92 548.05 0.00 02:36:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:37:01 160332 0 569520 30.27 2620 1149084 1127492 38.48 376424 1182432 16 02:38:01 166464 0 563380 29.94 2620 1149092 1076928 36.75 376424 1177984 12 02:39:01 166572 0 563212 29.93 2620 1149152 1076952 36.75 376420 1177996 16 02:40:01 164224 0 565616 30.06 2620 1149096 1076988 36.76 384332 1172112 8 Average: 164398 0 565432 30.05 2620 1149106 1089590 37.19 378400 1177631 13 02:36:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:37:01 eth0 80.77 65.40 354.98 38.20 0.00 0.00 0.00 0.00 02:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:37:01 docker0 4.06 3.23 1.12 13.03 0.00 0.00 0.00 0.00 02:38:01 eth0 4.71 2.06 3.45 0.31 0.00 0.00 0.00 0.00 02:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 eth0 1.05 0.40 0.32 0.21 0.00 0.00 0.00 0.00 02:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 eth0 1.20 0.27 0.31 0.19 0.00 0.00 0.00 0.00 02:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.70 16.84 88.69 9.61 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 1.00 0.80 0.28 3.22 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) 11/12/20 _x86_64_ (4 CPU) 02:35:04 LINUX RESTART (4 CPU) 02:36:02 CPU %user %nice %system %iowait %steal %idle 02:37:01 all 2.45 0.00 1.81 0.89 0.01 94.84 02:37:01 0 2.79 0.00 2.20 0.19 0.00 94.82 02:37:01 1 2.30 0.00 2.02 1.04 0.02 94.62 02:37:01 2 2.44 0.00 1.41 1.84 0.02 94.29 02:37:01 3 2.26 0.00 1.62 0.49 0.02 95.61 02:38:01 all 0.16 0.00 0.06 0.00 0.00 99.77 02:38:01 0 0.48 0.00 0.07 0.00 0.02 99.43 02:38:01 1 0.07 0.00 0.07 0.00 0.00 99.87 02:38:01 2 0.07 0.00 0.05 0.00 0.00 99.88 02:38:01 3 0.03 0.00 0.05 0.00 0.00 99.92 02:39:01 all 0.16 0.00 0.03 0.00 0.00 99.81 02:39:01 0 0.48 0.00 0.03 0.00 0.00 99.48 02:39:01 1 0.05 0.00 0.03 0.00 0.00 99.92 02:39:01 2 0.05 0.00 0.05 0.00 0.00 99.90 02:39:01 3 0.05 0.00 0.02 0.00 0.00 99.93 02:40:01 all 0.16 0.00 0.05 0.00 0.00 99.79 02:40:01 0 0.53 0.00 0.03 0.00 0.00 99.43 02:40:01 1 0.03 0.00 0.03 0.00 0.00 99.93 02:40:01 2 0.05 0.00 0.08 0.00 0.00 99.87 02:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.72 0.00 0.48 0.22 0.00 98.57 Average: 0 1.06 0.00 0.57 0.05 0.00 98.31 Average: 1 0.60 0.00 0.53 0.26 0.00 98.61 Average: 2 0.64 0.00 0.39 0.45 0.00 98.51 Average: 3 0.59 0.00 0.42 0.12 0.00 98.86