---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2325 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 828 820 0 2294 2849 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:7a:0a:ea brd ff:ff:ff:ff:ff:ff inet 10.32.6.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fe7a:aea/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-2325) 06/07/25 _x86_64_ (4 CPU) 02:56:55 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 164.11 65.21 98.90 4264.71 41899.78 02:59:01 73.67 12.62 61.04 249.18 11433.99 03:00:01 10.33 0.00 10.33 0.00 434.59 03:01:01 48.79 2.83 45.96 75.72 10678.22 03:02:01 24.51 0.68 23.83 83.59 6760.21 Average: 64.25 16.28 47.97 937.04 14251.67 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 1830400 3388336 2208244 54.68 49124 1664508 585832 11.52 512836 1521224 182156 02:59:01 1535444 3225248 2503200 61.98 57396 1780480 738016 14.51 690844 1623732 4216 03:00:01 1522868 3220120 2515776 62.29 59400 1784988 746052 14.67 697980 1627360 2092 03:01:01 886220 3001408 3152424 78.06 63712 2189552 881600 17.33 1022364 1922288 101872 03:02:01 813664 2887832 3224980 79.85 65736 2147632 992624 19.51 1289232 1728228 2592 Average: 1317719 3144589 2720925 67.37 59074 1913432 788825 15.51 842651 1684566 58586 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 359.13 231.79 1471.85 66.50 0.00 0.00 0.00 0.00 02:58:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 02:59:01 ens3 129.61 112.20 880.51 23.48 0.00 0.00 0.00 0.00 02:59:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 03:00:01 ens3 57.49 83.79 62.40 13.28 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 920.93 741.46 4397.82 129.37 0.00 0.00 0.00 0.00 03:01:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:02:01 ens3 76.54 45.89 24.35 237.80 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 309.34 243.46 1369.02 94.32 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2325) 06/07/25 _x86_64_ (4 CPU) 02:56:55 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 20.38 0.00 2.14 5.09 0.06 72.33 02:58:02 0 13.11 0.00 1.34 4.68 0.05 80.82 02:58:02 1 40.59 0.00 4.47 7.76 0.08 47.09 02:58:02 2 8.69 0.00 0.87 5.59 0.07 84.78 02:58:02 3 19.21 0.00 1.88 2.33 0.03 76.55 02:59:01 all 15.23 0.00 0.81 1.16 0.05 82.75 02:59:01 0 9.60 0.00 0.87 1.27 0.05 88.21 02:59:01 1 23.79 0.00 1.53 1.31 0.05 73.32 02:59:01 2 15.41 0.00 0.56 1.87 0.05 82.11 02:59:01 3 12.13 0.00 0.31 0.22 0.05 87.29 03:00:01 all 4.56 0.00 0.23 0.03 0.03 95.15 03:00:01 0 7.25 0.00 0.38 0.00 0.03 92.33 03:00:01 1 2.59 0.00 0.07 0.03 0.03 97.28 03:00:01 2 5.78 0.00 0.20 0.08 0.03 93.90 03:00:01 3 2.58 0.00 0.23 0.00 0.02 97.17 03:01:01 all 24.56 0.00 1.50 0.33 0.08 73.54 03:01:01 0 29.75 0.00 1.64 0.20 0.08 68.33 03:01:01 1 27.40 0.00 1.70 0.40 0.08 70.42 03:01:01 2 23.52 0.00 1.89 0.67 0.08 73.83 03:01:01 3 17.53 0.00 0.79 0.03 0.07 81.58 03:02:01 all 18.33 0.00 0.64 0.53 0.04 80.45 03:02:01 0 40.69 0.00 1.23 0.07 0.05 57.96 03:02:01 1 9.40 0.00 0.30 0.23 0.02 90.05 03:02:01 2 6.47 0.00 0.50 1.70 0.03 91.30 03:02:01 3 16.76 0.00 0.50 0.15 0.03 82.56 Average: all 16.61 0.00 1.06 1.43 0.05 80.85 Average: 0 20.12 0.00 1.09 1.24 0.05 77.49 Average: 1 20.72 0.00 1.61 1.94 0.05 75.67 Average: 2 11.96 0.00 0.80 1.98 0.05 85.20 Average: 3 13.65 0.00 0.74 0.55 0.04 85.02