---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-978 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 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 1163 11268 0 3607 14547 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:dd:3a:a0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fedd:3aa0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-978) 11/18/23 _x86_64_ (4 CPU) 02:51:30 LINUX RESTART (4 CPU) 02:52:02 tps rtps wtps bread/s bwrtn/s 02:53:01 113.18 13.96 99.22 1006.34 30407.32 02:54:01 221.63 11.33 210.30 241.16 38642.49 02:55:01 511.40 7.95 503.45 442.52 51817.26 02:56:01 42.41 1.85 40.57 52.89 11903.15 Average: 222.59 8.75 213.84 433.28 33201.42 02:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13826268 15526916 2598692 15.82 67328 1829788 829324 4.75 730452 1646068 185068 02:54:01 11522696 14320508 4902264 29.85 135988 2757588 1574524 9.01 1958400 2566724 778648 02:55:01 11261552 14380884 5163408 31.44 151152 3026944 1919684 10.99 1995792 2772892 13848 02:56:01 11489900 14859204 4935060 30.05 154652 3261336 1364840 7.81 1737760 2792400 47228 Average: 12025104 14771878 4399856 26.79 127280 2718914 1422093 8.14 1605601 2444521 256198 02:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 02:53:01 ens3 75.17 47.21 1093.17 8.43 0.00 0.00 0.00 0.00 02:54:01 lo 3.73 3.73 0.34 0.34 0.00 0.00 0.00 0.00 02:54:01 ens3 765.67 551.82 8983.54 97.74 0.00 0.00 0.00 0.00 02:55:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 02:55:01 ens3 269.44 173.76 2759.52 32.83 0.00 0.00 0.00 0.00 02:56:01 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 02:56:01 ens3 431.06 258.08 566.10 233.93 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 386.64 258.60 3359.53 93.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-978) 11/18/23 _x86_64_ (4 CPU) 02:51:30 LINUX RESTART (4 CPU) 02:52:02 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 19.71 0.00 1.40 5.22 0.05 73.63 02:53:01 0 23.63 0.00 1.60 3.14 0.05 71.58 02:53:01 1 12.75 0.00 0.98 0.31 0.05 85.91 02:53:01 2 15.38 0.00 1.06 6.32 0.07 77.17 02:53:01 3 27.05 0.00 1.96 11.10 0.05 59.84 02:54:01 all 28.65 0.00 4.02 4.59 0.10 62.63 02:54:01 0 37.68 0.00 3.39 2.16 0.08 56.69 02:54:01 1 27.80 0.00 3.13 7.15 0.08 61.83 02:54:01 2 26.08 0.00 4.90 3.97 0.12 64.93 02:54:01 3 23.03 0.00 4.70 5.08 0.10 67.09 02:55:01 all 40.08 0.00 2.79 8.82 0.12 48.19 02:55:01 0 30.16 0.00 2.23 11.54 0.10 55.98 02:55:01 1 38.61 0.00 3.20 13.18 0.10 44.91 02:55:01 2 44.89 0.00 3.38 4.34 0.13 47.25 02:55:01 3 46.77 0.00 2.39 6.17 0.13 44.53 02:56:01 all 33.42 0.00 1.78 0.71 0.06 64.03 02:56:01 0 26.32 0.00 2.10 0.78 0.05 70.74 02:56:01 1 24.85 0.00 1.12 0.15 0.07 73.81 02:56:01 2 44.62 0.00 2.15 0.05 0.08 53.10 02:56:01 3 37.89 0.00 1.74 1.82 0.05 58.50 Average: all 30.51 0.00 2.50 4.83 0.08 62.08 Average: 0 29.46 0.00 2.33 4.43 0.07 63.71 Average: 1 26.05 0.00 2.11 5.21 0.08 66.56 Average: 2 32.83 0.00 2.88 3.65 0.10 60.54 Average: 3 33.71 0.00 2.69 6.02 0.08 57.49