---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3006 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 7.7G 12G 41% / 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 537 1081 0 2325 3138 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:1a:3a:4a brd ff:ff:ff:ff:ff:ff inet 10.32.6.63/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85987sec preferred_lft 85987sec inet6 fe80::f816:3eff:fe1a:3a4a/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-3006) 01/06/24 _x86_64_ (4 CPU) 20:45:52 LINUX RESTART (4 CPU) 20:46:01 tps rtps wtps bread/s bwrtn/s 20:47:02 119.44 67.24 52.20 4543.55 23507.23 20:48:01 58.65 11.98 46.67 240.91 8706.46 20:49:01 30.83 0.00 30.83 0.00 5927.15 20:50:01 18.53 0.02 18.51 0.13 2821.26 20:51:01 36.69 7.47 29.23 439.93 2135.51 20:52:01 35.14 5.15 30.00 222.90 7986.40 Average: 49.86 15.32 34.54 909.86 8513.88 20:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:47:02 1859156 3409976 2179496 53.97 48412 1657804 550860 10.83 506120 1499164 141604 20:48:01 1509580 3243040 2529072 62.62 59084 1821268 712060 14.00 693880 1644380 138416 20:49:01 1451480 3216896 2587172 64.06 59680 1851416 719988 14.15 721076 1672840 1988 20:50:01 1356836 3202076 2681816 66.40 61476 1927416 731872 14.39 737136 1746132 3372 20:51:01 923188 2841368 3115464 77.14 65256 1992520 1053712 20.71 1135036 1770544 2972 20:52:01 1133688 3233340 2904964 71.93 69908 2165772 687868 13.52 845496 1844084 42468 Average: 1372321 3191116 2666331 66.02 60636 1902699 742727 14.60 773124 1696191 55137 20:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:47:02 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 20:47:02 ens3 398.02 265.29 1319.11 66.89 0.00 0.00 0.00 0.00 20:48:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 20:48:01 ens3 89.43 73.38 703.51 16.96 0.00 0.00 0.00 0.00 20:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:49:01 ens3 85.57 110.65 495.36 16.44 0.00 0.00 0.00 0.00 20:50:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:50:01 ens3 172.80 213.28 1276.32 28.39 0.00 0.00 0.00 0.00 20:51:01 lo 108.78 108.78 23.11 23.11 0.00 0.00 0.00 0.00 20:51:01 ens3 203.27 230.29 807.68 38.52 0.00 0.00 0.00 0.00 20:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:52:01 ens3 449.68 319.61 1010.82 168.40 0.00 0.00 0.00 0.00 Average: lo 18.78 18.78 3.92 3.92 0.00 0.00 0.00 0.00 Average: ens3 233.53 202.45 936.12 56.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3006) 01/06/24 _x86_64_ (4 CPU) 20:45:52 LINUX RESTART (4 CPU) 20:46:01 CPU %user %nice %system %iowait %steal %idle 20:47:02 all 22.06 0.00 1.95 3.05 0.06 72.88 20:47:02 0 12.87 0.00 1.79 0.65 0.05 84.63 20:47:02 1 6.95 0.00 1.53 7.17 0.03 84.33 20:47:02 2 32.63 0.00 1.79 2.96 0.07 62.56 20:47:02 3 35.70 0.00 2.65 1.42 0.07 60.16 20:48:01 all 18.32 0.00 1.08 1.18 0.05 79.37 20:48:01 0 30.94 0.00 1.87 0.54 0.09 66.56 20:48:01 1 5.69 0.00 0.52 4.02 0.03 89.73 20:48:01 2 18.35 0.00 1.00 0.02 0.03 80.60 20:48:01 3 18.39 0.00 0.92 0.14 0.05 80.51 20:49:01 all 7.85 0.00 0.37 0.53 0.03 91.22 20:49:01 0 3.38 0.00 0.35 1.02 0.02 95.23 20:49:01 1 8.80 0.00 0.72 0.99 0.05 89.45 20:49:01 2 4.25 0.00 0.18 0.00 0.03 95.53 20:49:01 3 14.96 0.00 0.25 0.13 0.03 84.62 20:50:01 all 5.81 0.00 0.44 0.15 0.03 93.57 20:50:01 0 4.50 0.00 0.20 0.00 0.02 95.28 20:50:01 1 6.53 0.00 0.37 0.47 0.02 92.62 20:50:01 2 8.40 0.00 0.65 0.00 0.05 90.90 20:50:01 3 3.83 0.00 0.48 0.13 0.03 95.52 20:51:01 all 41.31 0.00 1.35 0.17 0.09 57.08 20:51:01 0 39.44 0.00 1.66 0.15 0.08 58.67 20:51:01 1 44.94 0.00 1.52 0.30 0.10 53.14 20:51:01 2 43.39 0.00 0.83 0.08 0.10 55.59 20:51:01 3 37.40 0.00 1.47 0.17 0.08 60.87 20:52:01 all 29.62 0.00 1.25 0.38 0.07 68.68 20:52:01 0 45.95 0.00 2.08 0.05 0.07 51.85 20:52:01 1 23.23 0.00 0.85 0.52 0.05 75.35 20:52:01 2 18.85 0.00 0.89 0.90 0.07 79.29 20:52:01 3 30.41 0.00 1.15 0.02 0.07 68.36 Average: all 20.83 0.00 1.07 0.91 0.05 77.13 Average: 0 22.82 0.00 1.32 0.40 0.05 75.40 Average: 1 16.06 0.00 0.92 2.23 0.05 80.74 Average: 2 20.99 0.00 0.89 0.66 0.06 77.40 Average: 3 23.46 0.00 1.16 0.34 0.06 74.99