---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-819 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: 2799.998 BogoMIPS: 5599.99 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 9.2G 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 579 12361 0 3099 15130 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:4e:57:22 brd ff:ff:ff:ff:ff:ff inet 10.30.106.157/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe4e:5722/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-819) 11/17/23 _x86_64_ (4 CPU) 18:06:33 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 109.66 17.06 92.60 1016.06 24430.52 18:09:01 136.84 13.68 123.16 342.34 30856.06 18:10:01 88.00 3.57 84.44 106.25 35345.71 Average: 111.50 11.44 100.07 488.25 30210.44 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 13906256 15582836 2518712 15.33 65352 1808812 866152 4.96 672012 1626868 192872 18:09:01 13046896 14985796 3378072 20.57 80428 2043728 1295392 7.41 1294704 1838588 13436 18:10:01 12660264 15487448 3764704 22.92 93180 2901120 850640 4.87 1114120 2372104 359212 Average: 13204472 15352027 3220496 19.61 79653 2251220 1004061 5.75 1026945 1945853 188507 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 ens3 74.84 50.00 1100.97 8.12 0.00 0.00 0.00 0.00 18:08:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 18:09:01 ens3 377.70 338.91 3522.55 60.50 0.00 0.00 0.00 0.00 18:09:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:10:01 ens3 541.58 490.63 4726.74 2722.49 0.00 0.00 0.00 0.00 18:10:01 lo 17.73 17.73 1.60 1.60 0.00 0.00 0.00 0.00 Average: ens3 331.36 293.17 3116.64 930.32 0.00 0.00 0.00 0.00 Average: lo 6.53 6.53 0.60 0.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-819) 11/17/23 _x86_64_ (4 CPU) 18:06:33 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 20.26 0.00 1.38 4.72 0.05 73.59 18:08:01 0 34.17 0.00 1.99 1.20 0.07 62.58 18:08:01 1 16.08 0.00 1.20 0.62 0.03 82.06 18:08:01 2 1.77 0.00 0.37 8.44 0.03 89.39 18:08:01 3 29.04 0.00 1.97 8.64 0.05 60.30 18:09:01 all 24.13 0.00 1.69 3.29 0.06 70.83 18:09:01 0 31.27 0.00 1.71 6.59 0.07 60.36 18:09:01 1 23.04 0.00 0.85 0.10 0.05 75.96 18:09:01 2 21.42 0.00 2.36 2.24 0.07 73.91 18:09:01 3 20.79 0.00 1.82 4.24 0.07 73.08 18:10:01 all 32.16 0.00 2.11 2.01 0.08 63.64 18:10:01 0 47.14 0.00 2.80 5.84 0.08 44.14 18:10:01 1 24.46 0.00 1.98 0.35 0.08 73.13 18:10:01 2 34.99 0.00 2.32 1.81 0.08 60.80 18:10:01 3 21.99 0.00 1.37 0.02 0.07 76.56 Average: all 25.52 0.00 1.73 3.34 0.06 69.35 Average: 0 37.54 0.00 2.16 4.55 0.07 55.68 Average: 1 21.19 0.00 1.34 0.36 0.06 77.05 Average: 2 19.39 0.00 1.68 4.16 0.06 74.71 Average: 3 23.93 0.00 1.72 4.30 0.06 69.99