---> uname -a: Linux 741b01225249 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: 2933.396 BogoMIPS: 5866.79 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 7.3G 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% /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% /w/workspace/ndry_app-functions-sdk-go_PR-458 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-458@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 669 135 0 1032 1061 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/01/20 _x86_64_ (4 CPU) 15:44:43 LINUX RESTART 15:46:01 tps rtps wtps bread/s bwrtn/s 15:47:01 2.78 0.00 2.78 0.00 63.93 15:48:01 0.42 0.00 0.42 0.00 6.46 15:49:01 0.25 0.00 0.25 0.00 3.15 15:50:01 0.28 0.00 0.28 0.00 4.05 15:51:01 0.32 0.00 0.32 0.00 4.28 15:52:01 0.20 0.02 0.18 0.13 2.33 Average: 0.71 0.00 0.71 0.02 14.03 15:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:47:01 221432 1660124 88.23 2620 1069504 1116956 38.12 440228 1061696 16 15:48:01 220220 1661336 88.30 2620 1069508 1106428 37.76 443456 1060236 16 15:49:01 220808 1660748 88.26 2620 1069516 1106416 37.76 443300 1060168 16 15:50:01 220136 1661420 88.30 2620 1069516 1100236 37.55 458268 1045820 8 15:51:01 220316 1661240 88.29 2620 1069520 1100336 37.55 458712 1045712 8 15:52:01 220392 1661164 88.29 2620 1069536 1100360 37.55 458980 1045712 16 Average: 220551 1661005 88.28 2620 1069517 1105122 37.72 450491 1053224 13 15:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:47:01 eth0 6.71 4.76 2.82 7.28 0.00 0.00 0.00 15:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 eth0 2.13 0.63 0.66 0.37 0.00 0.00 0.00 15:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 eth0 3.15 0.85 0.96 0.59 0.00 0.00 0.00 15:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 eth0 1.70 0.38 0.38 0.26 0.00 0.00 0.00 15:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 eth0 1.72 0.50 0.49 0.27 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 eth0 0.87 0.67 0.55 0.40 0.00 0.00 0.00 15:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.71 1.30 0.98 1.53 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/01/20 _x86_64_ (4 CPU) 15:44:43 LINUX RESTART 15:46:01 CPU %user %nice %system %iowait %steal %idle 15:47:01 all 0.24 0.00 0.08 0.00 0.00 99.68 15:47:01 0 0.20 0.00 0.10 0.00 0.00 99.70 15:47:01 1 0.57 0.00 0.07 0.00 0.00 99.37 15:47:01 2 0.13 0.00 0.08 0.00 0.00 99.78 15:47:01 3 0.08 0.00 0.07 0.00 0.00 99.85 15:48:01 all 0.16 0.00 0.04 0.00 0.00 99.80 15:48:01 0 0.07 0.00 0.03 0.00 0.00 99.90 15:48:01 1 0.45 0.00 0.07 0.00 0.00 99.48 15:48:01 2 0.05 0.00 0.05 0.00 0.02 99.88 15:48:01 3 0.05 0.00 0.03 0.00 0.00 99.92 15:49:01 all 0.18 0.00 0.04 0.00 0.00 99.78 15:49:01 0 0.12 0.00 0.03 0.00 0.00 99.85 15:49:01 1 0.52 0.00 0.02 0.00 0.00 99.47 15:49:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:49:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:50:01 all 0.16 0.00 0.05 0.00 0.00 99.78 15:50:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:50:01 1 0.53 0.00 0.03 0.00 0.00 99.43 15:50:01 2 0.03 0.00 0.10 0.00 0.00 99.87 15:50:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:51:01 all 0.17 0.00 0.06 0.00 0.00 99.76 15:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:51:01 1 0.55 0.00 0.05 0.00 0.00 99.40 15:51:01 2 0.05 0.00 0.13 0.00 0.02 99.80 15:51:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:52:01 all 0.16 0.00 0.04 0.00 0.00 99.80 15:52:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:52:01 1 0.05 0.00 0.08 0.00 0.00 99.87 15:52:01 2 0.52 0.00 0.03 0.00 0.00 99.45 15:52:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 0.18 0.00 0.05 0.00 0.00 99.77 Average: 0 0.09 0.00 0.04 0.00 0.00 99.87 Average: 1 0.44 0.00 0.05 0.00 0.00 99.50 Average: 2 0.14 0.00 0.07 0.00 0.01 99.78 Average: 3 0.05 0.00 0.03 0.00 0.00 99.92