---> uname -a: Linux fd2df9f05257 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 7.3G 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% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-420 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-420@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 122 0 1042 1059 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) 07/29/20 _x86_64_ (4 CPU) 04:07:29 LINUX RESTART 04:08:03 tps rtps wtps bread/s bwrtn/s 04:09:02 104.61 41.47 63.14 7813.69 21406.19 04:10:01 8.34 2.94 5.40 135.39 1263.89 04:11:01 0.38 0.00 0.38 0.00 6.16 04:12:01 0.63 0.00 0.63 0.00 8.12 04:13:01 0.65 0.00 0.65 0.00 8.76 04:14:01 0.60 0.00 0.60 0.00 8.16 04:15:01 185.30 122.42 62.88 8553.80 20044.28 Average: 42.78 23.84 18.94 2339.80 6052.29 04:08:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:09:02 196088 1685468 89.58 2620 1107056 1434936 48.97 455592 1069380 35640 04:10:01 208084 1673472 88.94 2620 1093420 1176572 40.15 465848 1049156 20 04:11:01 212968 1668588 88.68 2620 1093428 1117452 38.14 464596 1046580 8 04:12:01 213164 1668392 88.67 2620 1093428 1108196 37.82 465308 1045872 12 04:13:01 213360 1668196 88.66 2620 1093432 1108244 37.82 472408 1039044 8 04:14:01 211216 1670340 88.77 2620 1093444 1084756 37.02 475672 1038308 8 04:15:01 135828 1745728 92.78 2620 1064340 1246524 42.54 536636 1007548 216 Average: 198673 1682883 89.44 2620 1091221 1182383 40.35 476580 1042270 5130 04:08:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:09:02 vethdff1d49 96.56 89.51 10.21 310.77 0.00 0.00 0.00 04:09:02 eth0 437.39 315.72 1724.18 86.32 0.00 0.00 0.00 04:09:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:09:02 docker0 96.56 89.37 8.89 310.76 0.00 0.00 0.00 04:10:01 eth0 68.76 46.37 23.29 329.94 0.00 0.00 0.00 04:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 eth0 2.51 0.68 0.95 0.55 0.00 0.00 0.00 04:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 eth0 1.02 0.43 0.32 0.36 0.00 0.00 0.00 04:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 eth0 1.12 0.42 0.38 0.21 0.00 0.00 0.00 04:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 eth0 1.15 0.40 0.45 0.23 0.00 0.00 0.00 04:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 veth235702d 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:15:01 eth0 606.76 416.77 4027.18 430.71 0.00 0.00 0.00 04:15:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:15:01 docker0 93.24 86.30 8.59 300.07 0.00 0.00 0.00 Average: veth235702d 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 87.46 60.08 580.52 62.09 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 13.44 12.44 1.24 43.26 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) 07/29/20 _x86_64_ (4 CPU) 04:07:29 LINUX RESTART 04:08:03 CPU %user %nice %system %iowait %steal %idle 04:09:02 all 15.37 0.00 6.77 4.91 15.24 57.70 04:09:02 0 14.49 0.00 6.21 4.36 18.68 56.27 04:09:02 1 17.74 0.00 8.32 4.59 14.28 55.08 04:09:02 2 15.94 0.00 6.46 3.60 13.32 60.68 04:09:02 3 13.41 0.00 6.12 7.06 14.66 58.75 04:10:01 all 1.67 0.00 0.34 0.18 3.87 93.95 04:10:01 0 1.40 0.00 0.40 0.10 4.36 93.74 04:10:01 1 2.88 0.00 0.41 0.27 3.24 93.20 04:10:01 2 1.76 0.00 0.27 0.20 3.52 94.25 04:10:01 3 0.63 0.00 0.32 0.13 4.34 94.58 04:11:01 all 0.12 0.00 0.06 0.00 0.73 99.09 04:11:01 0 0.02 0.00 0.05 0.00 0.68 99.25 04:11:01 1 0.05 0.00 0.07 0.00 0.48 99.40 04:11:01 2 0.03 0.00 0.10 0.00 0.83 99.04 04:11:01 3 0.36 0.00 0.03 0.00 0.96 98.64 04:12:01 all 0.13 0.00 0.02 0.00 0.17 99.67 04:12:01 0 0.03 0.00 0.02 0.00 0.28 99.67 04:12:01 1 0.05 0.00 0.05 0.00 0.08 99.82 04:12:01 2 0.03 0.00 0.00 0.00 0.12 99.85 04:12:01 3 0.43 0.00 0.02 0.00 0.20 99.35 04:13:01 all 0.10 0.00 0.05 0.00 0.27 99.58 04:13:01 0 0.03 0.00 0.03 0.00 0.22 99.72 04:13:01 1 0.02 0.00 0.07 0.00 0.33 99.58 04:13:01 2 0.02 0.00 0.02 0.00 0.08 99.88 04:13:01 3 0.33 0.00 0.07 0.00 0.43 99.17 04:14:01 all 0.14 0.00 0.07 0.00 0.05 99.75 04:14:01 0 0.03 0.00 0.05 0.00 0.03 99.88 04:14:01 1 0.03 0.00 0.12 0.00 0.03 99.82 04:14:01 2 0.05 0.00 0.05 0.00 0.10 99.80 04:14:01 3 0.43 0.00 0.03 0.00 0.05 99.48 04:15:01 all 4.85 0.00 2.82 2.56 6.70 83.07 04:15:01 0 5.41 0.00 3.33 4.65 6.96 79.66 04:15:01 1 4.28 0.00 2.68 0.77 6.71 85.56 04:15:01 2 5.81 0.00 3.02 3.97 6.92 80.28 04:15:01 3 3.93 0.00 2.27 0.91 6.20 86.70 Average: all 3.12 0.00 1.42 1.07 3.79 90.60 Average: 0 2.99 0.00 1.41 1.28 4.37 89.95 Average: 1 3.47 0.00 1.62 0.78 3.51 90.61 Average: 2 3.28 0.00 1.38 1.09 3.48 90.77 Average: 3 2.75 0.00 1.25 1.14 3.79 91.07