---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3887 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 601 12566 0 2872 15110 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:97:e7:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.165/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe97:e7a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3887) 08/04/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 127.54 11.39 116.15 310.59 29971.46 03:07:01 98.62 4.48 94.13 128.38 13305.12 03:08:01 13.41 5.23 8.18 407.80 985.57 03:09:01 41.93 2.63 39.29 129.98 19598.47 Average: 70.13 5.91 64.22 243.91 15906.56 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13766608 15572284 2658360 16.18 71968 1924480 774116 4.43 652688 1773452 206588 03:07:01 12932120 14932776 3492848 21.27 85468 2096620 1384568 7.92 1318188 1921396 17576 03:08:01 12242392 14272556 4182576 25.46 86736 2123588 1995732 11.42 2004940 1919612 9576 03:09:01 12925740 15530088 3499228 21.30 90816 2684704 792796 4.54 968980 2258516 27024 Average: 12966715 15076926 3458253 21.05 83747 2207348 1236803 7.08 1236199 1968244 65191 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 03:06:01 ens3 156.85 111.40 1678.54 21.57 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 307.97 266.24 2557.71 54.85 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 772.50 454.39 220.11 264.75 0.00 0.00 0.00 0.00 03:09:01 lo 2.75 2.75 0.25 0.25 0.00 0.00 0.00 0.00 03:09:01 ens3 379.50 299.85 758.81 1803.45 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 405.24 283.69 1302.22 538.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3887) 08/04/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.09 0.00 1.23 1.94 0.05 81.70 03:06:01 0 3.48 0.00 0.70 0.12 0.03 95.67 03:06:01 1 43.96 0.00 2.66 1.19 0.08 52.10 03:06:01 2 9.35 0.00 1.09 3.62 0.03 85.91 03:06:01 3 3.46 0.00 0.46 2.83 0.05 93.19 03:07:01 all 29.82 0.00 1.45 0.28 0.09 68.36 03:07:01 0 26.92 0.00 1.69 0.02 0.08 71.29 03:07:01 1 21.81 0.00 1.01 0.08 0.10 77.00 03:07:01 2 33.72 0.00 0.90 0.82 0.08 64.48 03:07:01 3 36.92 0.00 2.23 0.22 0.10 60.53 03:08:01 all 32.76 0.00 5.32 0.09 0.32 61.51 03:08:01 0 27.04 0.00 6.58 0.13 0.07 66.18 03:08:01 1 26.05 0.00 4.12 0.07 0.05 69.72 03:08:01 2 24.75 0.00 1.56 0.12 0.07 73.51 03:08:01 3 53.92 0.00 9.14 0.03 1.09 35.81 03:09:01 all 36.67 0.00 2.11 0.45 0.07 60.70 03:09:01 0 37.78 0.00 2.42 0.10 0.07 59.64 03:09:01 1 33.71 0.00 1.91 0.08 0.07 64.23 03:09:01 2 45.32 0.00 2.04 1.24 0.07 51.34 03:09:01 3 29.90 0.00 2.07 0.37 0.07 67.60 Average: all 28.63 0.00 2.53 0.69 0.13 68.02 Average: 0 23.88 0.00 2.85 0.09 0.06 73.11 Average: 1 31.30 0.00 2.42 0.35 0.08 65.85 Average: 2 28.37 0.00 1.40 1.44 0.06 68.73 Average: 3 30.99 0.00 3.44 0.86 0.32 64.39