---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-445 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 8.6G 69G 11% / 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 528 13105 0 2406 15195 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:0b:1b:46 brd ff:ff:ff:ff:ff:ff inet 10.30.107.31/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe0b:1b46/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-445) 11/16/23 _x86_64_ (4 CPU) 21:02:30 LINUX RESTART (4 CPU) 21:03:01 tps rtps wtps bread/s bwrtn/s 21:04:01 70.70 17.05 53.66 1015.83 8051.32 21:05:01 122.01 17.25 104.77 641.23 17007.97 21:06:01 25.11 0.20 24.91 3.47 5323.91 Average: 72.61 11.50 61.11 553.51 10127.73 21:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 14014828 15609884 2410132 14.67 59452 1738220 777104 4.45 628844 1572484 154368 21:05:01 12884020 14748144 3540940 21.56 74676 1978384 1629316 9.32 1530108 1771112 60512 21:06:01 13144096 15083628 3280864 19.97 75532 2051652 1164612 6.67 1215396 1824288 65288 Average: 13347648 15147219 3077312 18.74 69887 1922752 1190344 6.81 1124783 1722628 93389 21:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 ens3 50.29 30.58 722.13 5.23 0.00 0.00 0.00 0.00 21:04:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 21:05:01 ens3 220.31 206.03 1808.32 69.57 0.00 0.00 0.00 0.00 21:05:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 21:06:01 ens3 124.11 113.55 133.75 41.85 0.00 0.00 0.00 0.00 21:06:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 131.57 116.72 888.07 38.89 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-445) 11/16/23 _x86_64_ (4 CPU) 21:02:30 LINUX RESTART (4 CPU) 21:03:01 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 14.34 0.00 1.03 11.01 0.05 73.56 21:04:01 0 30.47 0.00 1.85 4.13 0.07 63.48 21:04:01 1 8.47 0.00 0.73 9.84 0.03 80.93 21:04:01 2 13.02 0.00 0.96 24.01 0.07 61.95 21:04:01 3 5.46 0.00 0.60 6.06 0.03 87.85 21:05:01 all 34.75 0.00 1.81 5.66 0.07 57.71 21:05:01 0 37.14 0.00 1.35 0.75 0.08 60.68 21:05:01 1 29.08 0.00 1.21 0.45 0.05 69.22 21:05:01 2 38.55 0.00 2.85 21.28 0.08 37.24 21:05:01 3 34.26 0.00 1.82 0.28 0.08 63.55 21:06:01 all 37.93 0.00 0.83 0.50 0.08 60.65 21:06:01 0 47.07 0.00 0.90 0.00 0.08 51.94 21:06:01 1 31.06 0.00 0.75 1.19 0.07 66.93 21:06:01 2 45.22 0.00 1.06 0.80 0.10 52.82 21:06:01 3 28.39 0.00 0.62 0.00 0.07 70.92 Average: all 29.01 0.00 1.22 5.72 0.07 63.97 Average: 0 38.23 0.00 1.37 1.62 0.08 58.70 Average: 1 22.85 0.00 0.90 3.83 0.05 72.37 Average: 2 32.25 0.00 1.62 15.35 0.08 50.69 Average: 3 22.70 0.00 1.02 2.11 0.06 74.11