---> uname -a: Linux be1de24030ee 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-387@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-387 ---> free -m: total used free shared buff/cache available Mem: 1837 667 126 0 1043 1063 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) 06/25/20 _x86_64_ (4 CPU) 19:46:14 LINUX RESTART 19:47:01 tps rtps wtps bread/s bwrtn/s 19:48:01 32.66 9.17 23.49 4285.80 3359.91 19:49:01 1.53 0.00 1.53 0.00 30.42 19:50:01 0.22 0.00 0.22 0.00 3.38 19:51:01 0.27 0.00 0.27 0.00 3.48 19:52:01 57.34 45.32 12.02 4933.33 7405.38 Average: 18.41 10.90 7.51 1844.09 2160.77 19:47:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:48:01 173976 1707580 90.75 2620 1121660 1147156 39.15 431160 1114996 20 19:49:01 180624 1700932 90.40 2620 1121664 1100032 37.54 429764 1111220 8 19:50:01 178956 1702600 90.49 2620 1121672 1095124 37.37 432560 1109948 12 19:51:01 176340 1705216 90.63 2620 1121672 1095136 37.38 438448 1107288 8 19:52:01 64232 1817324 96.59 2620 1139748 1534112 52.36 539744 1103016 69396 Average: 154826 1726730 91.77 2620 1125283 1194312 40.76 454335 1109294 13889 19:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:48:01 eth0 207.14 184.22 656.42 348.50 0.00 0.00 0.00 19:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:48:01 docker0 104.05 79.64 9.25 303.02 0.00 0.00 0.00 19:49:01 eth0 2.88 0.83 0.95 0.59 0.00 0.00 0.00 19:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 eth0 2.76 0.60 0.69 0.40 0.00 0.00 0.00 19:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 eth0 1.02 0.55 0.54 0.36 0.00 0.00 0.00 19:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:52:01 eth0 97.22 61.97 2324.70 12.57 0.00 0.00 0.00 19:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 62.22 49.64 596.72 72.50 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 20.81 15.93 1.85 60.62 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) 06/25/20 _x86_64_ (4 CPU) 19:46:14 LINUX RESTART 19:47:01 CPU %user %nice %system %iowait %steal %idle 19:48:01 all 4.28 0.00 1.75 1.14 0.00 92.82 19:48:01 0 4.12 0.00 1.99 1.14 0.00 92.75 19:48:01 1 3.79 0.00 1.67 1.74 0.02 92.78 19:48:01 2 5.40 0.00 2.04 1.59 0.00 90.97 19:48:01 3 3.78 0.00 1.32 0.12 0.00 94.78 19:49:01 all 0.14 0.00 0.07 0.00 0.00 99.80 19:49:01 0 0.08 0.00 0.03 0.00 0.00 99.88 19:49:01 1 0.40 0.00 0.07 0.00 0.00 99.53 19:49:01 2 0.03 0.00 0.07 0.00 0.00 99.90 19:49:01 3 0.05 0.00 0.08 0.00 0.00 99.87 19:50:01 all 0.14 0.00 0.04 0.00 0.00 99.81 19:50:01 0 0.00 0.00 0.03 0.00 0.00 99.97 19:50:01 1 0.43 0.00 0.08 0.00 0.00 99.48 19:50:01 2 0.05 0.00 0.03 0.00 0.00 99.92 19:50:01 3 0.05 0.00 0.03 0.00 0.02 99.90 19:51:01 all 0.17 0.00 0.03 0.00 0.00 99.80 19:51:01 0 0.05 0.00 0.00 0.00 0.00 99.95 19:51:01 1 0.55 0.00 0.02 0.00 0.02 99.42 19:51:01 2 0.03 0.00 0.03 0.00 0.00 99.93 19:51:01 3 0.07 0.00 0.07 0.00 0.00 99.87 19:52:01 all 2.75 0.00 1.43 0.85 0.01 94.95 19:52:01 0 2.24 0.00 1.09 0.23 0.02 96.42 19:52:01 1 2.74 0.00 1.60 0.48 0.00 95.17 19:52:01 2 2.26 0.00 1.37 1.05 0.03 95.29 19:52:01 3 3.78 0.00 1.65 1.62 0.02 92.93 Average: all 1.49 0.00 0.66 0.40 0.01 97.44 Average: 0 1.29 0.00 0.63 0.27 0.00 97.80 Average: 1 1.58 0.00 0.69 0.44 0.01 97.28 Average: 2 1.55 0.00 0.71 0.53 0.01 97.21 Average: 3 1.54 0.00 0.63 0.35 0.01 97.47