---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7768 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 8.9G 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 567 12662 0 2810 15142 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:1d:21:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.89/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86067sec preferred_lft 86067sec inet6 fe80::f816:3eff:fe1d:21f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7768) 12/26/23 _x86_64_ (4 CPU) 13:07:53 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:00 141.58 68.19 73.39 4623.63 20733.88 13:10:01 253.53 11.75 241.78 288.74 17930.44 13:11:01 88.00 14.21 73.79 843.86 8604.57 13:12:01 78.99 1.17 77.82 60.91 13781.81 13:13:01 47.41 0.97 46.44 60.79 6785.00 Average: 122.34 19.23 103.11 1172.60 13581.64 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:00 14044524 15613236 2380436 14.49 59836 1711196 736796 4.22 622892 1547428 156004 13:10:01 13112716 15000912 3312244 20.17 82356 1990968 1232516 7.05 1276228 1788236 34344 13:11:01 11656256 13855416 4768704 29.03 93680 2278512 2371100 13.57 2489676 2004028 127688 13:12:01 10474120 12935392 5950840 36.23 98960 2524168 3143876 17.99 3497692 2161928 31352 13:13:01 12999028 15533312 3425932 20.86 104380 2590888 762424 4.36 939980 2200064 4276 Average: 12457329 14587654 3967631 24.16 87842 2219146 1649342 9.44 1765294 1940337 70733 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:00 ens3 364.94 230.99 1537.34 58.94 0.00 0.00 0.00 0.00 13:09:00 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 13:10:01 ens3 313.88 277.71 2726.87 71.04 0.00 0.00 0.00 0.00 13:10:01 lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 13:11:01 ens3 261.07 226.50 2144.84 39.15 0.00 0.00 0.00 0.00 13:11:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:12:01 ens3 677.14 554.52 3265.21 231.47 0.00 0.00 0.00 0.00 13:12:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:13:01 ens3 249.86 251.74 302.78 656.70 0.00 0.00 0.00 0.00 13:13:01 lo 34.86 34.86 3.14 3.14 0.00 0.00 0.00 0.00 Average: ens3 373.19 308.20 1997.88 210.99 0.00 0.00 0.00 0.00 Average: lo 7.60 7.60 0.69 0.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7768) 12/26/23 _x86_64_ (4 CPU) 13:07:53 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:00 all 22.92 0.00 2.15 3.29 0.06 71.57 13:09:00 0 16.85 0.00 1.82 1.10 0.07 80.15 13:09:00 1 28.37 0.00 1.87 5.82 0.08 63.85 13:09:00 2 16.11 0.00 1.92 4.37 0.05 77.54 13:09:00 3 30.37 0.00 2.96 1.87 0.07 64.74 13:10:01 all 26.95 0.00 1.99 3.33 0.48 67.25 13:10:01 0 28.63 0.00 2.11 1.32 0.11 67.84 13:10:01 1 21.32 0.00 1.29 3.47 0.10 73.82 13:10:01 2 30.01 0.00 1.53 2.46 0.08 65.92 13:10:01 3 27.89 0.00 3.01 5.91 1.57 61.62 13:11:01 all 58.64 0.00 1.77 1.08 0.10 38.40 13:11:01 0 53.27 0.00 1.38 0.29 0.09 44.96 13:11:01 1 69.05 0.00 1.40 0.69 0.11 28.76 13:11:01 2 62.70 0.00 2.27 1.64 0.10 33.28 13:11:01 3 50.07 0.00 2.05 1.69 0.09 46.10 13:12:01 all 61.32 0.00 2.09 0.61 0.09 35.89 13:12:01 0 64.61 0.00 2.71 0.12 0.10 32.46 13:12:01 1 62.77 0.00 1.66 0.03 0.08 35.45 13:12:01 2 69.23 0.00 2.42 0.97 0.10 27.28 13:12:01 3 48.61 0.00 1.61 1.31 0.10 48.37 13:13:01 all 25.27 0.00 1.63 0.94 0.07 72.09 13:13:01 0 35.22 0.00 1.37 0.58 0.08 62.75 13:13:01 1 14.13 0.00 1.54 0.30 0.07 83.97 13:13:01 2 12.76 0.00 1.00 0.75 0.05 85.43 13:13:01 3 38.94 0.00 2.57 2.14 0.08 56.27 Average: all 38.82 0.00 1.93 1.86 0.16 57.23 Average: 0 39.73 0.00 1.88 0.68 0.09 57.63 Average: 1 38.59 0.00 1.55 2.09 0.09 57.68 Average: 2 37.94 0.00 1.82 2.05 0.08 58.11 Average: 3 39.03 0.00 2.45 2.61 0.39 55.53