---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2396 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 429 1246 0 2267 3248 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:2e:d5:8a brd ff:ff:ff:ff:ff:ff inet 10.32.6.64/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86186sec preferred_lft 86186sec inet6 fe80::f816:3eff:fe2e:d58a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2396) 12/30/23 _x86_64_ (4 CPU) 19:37:55 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 135.24 67.62 67.62 4567.11 41594.82 19:40:01 95.48 29.79 65.68 1654.23 10298.19 19:41:01 75.59 10.36 65.22 741.34 11078.29 Average: 102.14 35.96 66.18 2324.62 21050.15 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 1845468 3395020 2193176 54.30 48408 1656716 569024 11.19 520708 1499088 141488 19:40:01 1338840 3194068 2699804 66.85 61496 1937600 749492 14.73 742076 1759896 143192 19:41:01 1310996 3355660 2727648 67.54 69316 2114204 573804 11.28 672932 1847196 39492 Average: 1498435 3314916 2540209 62.90 59740 1902840 630773 12.40 645239 1702060 108057 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:39:02 ens3 344.66 223.71 1294.01 61.63 0.00 0.00 0.00 0.00 19:40:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:40:01 ens3 291.43 302.44 1947.90 54.81 0.00 0.00 0.00 0.00 19:41:01 lo 2.08 2.08 0.25 0.25 0.00 0.00 0.00 0.00 19:41:01 ens3 321.66 320.28 1453.94 63.44 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 319.40 282.03 1563.14 59.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2396) 12/30/23 _x86_64_ (4 CPU) 19:37:55 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 19.53 0.00 1.99 3.79 0.05 74.64 19:39:02 0 8.16 0.00 1.45 3.94 0.03 86.41 19:39:02 1 10.56 0.00 1.42 2.13 0.05 85.83 19:39:02 2 40.25 0.00 2.43 6.19 0.08 51.05 19:39:02 3 19.10 0.00 2.69 2.89 0.05 75.27 19:40:01 all 25.64 0.00 1.42 1.66 0.07 71.22 19:40:01 0 42.69 0.00 1.87 2.05 0.07 53.32 19:40:01 1 15.14 0.00 0.90 0.07 0.09 83.81 19:40:01 2 16.00 0.00 0.58 3.34 0.05 80.03 19:40:01 3 28.70 0.00 2.33 1.16 0.08 67.73 19:41:01 all 32.23 0.00 1.48 1.55 0.08 64.66 19:41:01 0 29.63 0.00 1.58 0.55 0.07 68.17 19:41:01 1 41.13 0.00 1.45 1.00 0.08 56.34 19:41:01 2 33.58 0.00 1.48 2.33 0.08 62.53 19:41:01 3 24.57 0.00 1.37 2.36 0.07 71.63 Average: all 25.81 0.00 1.63 2.34 0.07 70.16 Average: 0 26.75 0.00 1.63 2.18 0.06 69.38 Average: 1 22.34 0.00 1.26 1.07 0.07 75.25 Average: 2 30.01 0.00 1.50 3.95 0.07 64.46 Average: 3 24.11 0.00 2.13 2.14 0.07 71.56