---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-21042 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 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 564 12670 0 2805 15145 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:d5:14:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.237/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fed5:14b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21042) 04/06/24 _x86_64_ (4 CPU) 13:06:02 LINUX RESTART (4 CPU) 13:07:02 tps rtps wtps bread/s bwrtn/s 13:08:01 110.31 15.31 95.00 1202.31 33700.07 13:09:01 238.55 27.87 210.68 1356.21 30080.64 13:10:01 98.62 2.47 96.15 163.31 14897.25 13:11:01 27.53 1.37 26.16 80.39 2216.30 Average: 118.79 11.74 107.05 698.46 20167.03 13:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:08:01 13926332 15613988 2498636 15.21 70056 1814060 708444 4.05 636420 1642272 14272 13:09:01 12130204 14247952 4294764 26.15 91396 2203968 1977936 11.32 2097908 1934552 124800 13:10:01 11016288 13452184 5408680 32.93 97272 2507076 2665656 15.26 3122112 2004716 15060 13:11:01 12995604 15515572 3429364 20.88 100560 2583972 812252 4.65 1125064 2025028 73380 Average: 12517107 14707424 3907861 23.79 89821 2277269 1541072 8.82 1745376 1901642 56878 13:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:08:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 13:08:01 ens3 78.15 63.75 522.42 33.29 0.00 0.00 0.00 0.00 13:09:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 13:09:01 ens3 366.39 337.37 3499.62 55.54 0.00 0.00 0.00 0.00 13:10:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 13:10:01 ens3 831.31 655.69 4351.37 245.22 0.00 0.00 0.00 0.00 13:11:01 lo 6.93 6.93 0.62 0.62 0.00 0.00 0.00 0.00 13:11:01 ens3 183.14 157.64 140.48 89.80 0.00 0.00 0.00 0.00 Average: lo 2.11 2.11 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 365.96 304.63 2135.31 106.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-21042) 04/06/24 _x86_64_ (4 CPU) 13:06:02 LINUX RESTART (4 CPU) 13:07:02 CPU %user %nice %system %iowait %steal %idle 13:08:01 all 10.97 0.00 0.79 3.71 0.06 84.48 13:08:01 0 2.07 0.00 0.56 10.91 0.08 86.37 13:08:01 1 5.30 0.00 0.46 0.56 0.03 93.65 13:08:01 2 17.98 0.00 1.05 2.95 0.03 77.98 13:08:01 3 18.49 0.00 1.07 0.48 0.05 79.91 13:09:01 all 53.89 0.00 2.28 2.11 0.10 41.63 13:09:01 0 55.56 0.00 2.15 2.43 0.10 39.76 13:09:01 1 58.98 0.00 1.49 0.27 0.08 39.18 13:09:01 2 59.19 0.00 2.70 2.05 0.08 35.97 13:09:01 3 41.84 0.00 2.79 3.68 0.12 51.57 13:10:01 all 62.79 0.00 2.30 0.41 0.10 34.41 13:10:01 0 65.63 0.00 2.26 0.39 0.08 31.64 13:10:01 1 65.34 0.00 2.69 1.08 0.10 30.79 13:10:01 2 60.88 0.00 1.96 0.10 0.10 36.95 13:10:01 3 59.31 0.00 2.26 0.05 0.10 38.28 13:11:01 all 52.80 0.00 2.46 0.16 0.08 44.49 13:11:01 0 50.70 0.00 2.77 0.07 0.08 46.38 13:11:01 1 55.25 0.00 2.25 0.47 0.08 41.95 13:11:01 2 48.38 0.00 2.99 0.08 0.08 48.46 13:11:01 3 56.84 0.00 1.86 0.03 0.10 41.17 Average: all 45.22 0.00 1.96 1.59 0.08 51.15 Average: 0 43.63 0.00 1.94 3.42 0.09 50.92 Average: 1 46.34 0.00 1.72 0.59 0.08 51.26 Average: 2 46.68 0.00 2.18 1.29 0.08 49.77 Average: 3 44.22 0.00 2.00 1.06 0.09 52.63