---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-997 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 8.9G 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 1183 12053 0 2803 14532 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:06:f1:9f brd ff:ff:ff:ff:ff:ff inet 10.30.106.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fe06:f19f/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-997) 11/18/23 _x86_64_ (4 CPU) 03:39:12 LINUX RESTART (4 CPU) 03:40:01 tps rtps wtps bread/s bwrtn/s 03:41:01 149.03 47.65 101.38 2176.07 18328.56 03:42:01 115.78 20.18 95.60 664.82 20166.64 03:43:01 11.00 1.98 9.02 60.39 7833.09 03:44:01 34.79 2.63 32.16 73.05 24640.43 Average: 77.65 18.11 59.54 743.65 17742.20 03:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:41:01 13523344 15303016 2901624 17.67 71620 1900992 1330280 7.61 955268 1719328 137812 03:42:01 10519780 12612980 5905188 35.95 79824 2196492 4632504 26.51 3723196 1929328 38588 03:43:01 9460504 11556004 6964464 42.40 79936 2198512 5381196 30.80 4794596 1912388 180 03:44:01 12415560 14945820 4009408 24.41 81508 2624224 1257112 7.19 1754236 1993392 332 Average: 11479797 13604455 4945171 30.11 78222 2230055 3150273 18.03 2806824 1888609 44228 03:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:41:01 ens3 150.52 107.78 1787.94 21.18 0.00 0.00 0.00 0.00 03:41:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:42:01 ens3 989.70 659.01 3650.30 191.05 0.00 0.00 0.00 0.00 03:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:43:01 ens3 753.61 503.33 249.16 221.05 0.00 0.00 0.00 0.00 03:43:01 lo 3.40 3.40 3.08 3.08 0.00 0.00 0.00 0.00 03:44:01 ens3 541.04 377.67 711.06 337.69 0.00 0.00 0.00 0.00 03:44:01 lo 1.40 1.40 0.41 0.41 0.00 0.00 0.00 0.00 Average: ens3 608.70 411.94 1599.63 192.73 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.90 0.90 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-997) 11/18/23 _x86_64_ (4 CPU) 03:39:12 LINUX RESTART (4 CPU) 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:41:01 all 23.80 0.00 1.78 3.39 0.07 70.96 03:41:01 0 14.70 0.00 1.23 1.45 0.03 82.58 03:41:01 1 28.73 0.00 1.49 3.39 0.08 66.30 03:41:01 2 41.29 0.00 2.94 1.79 0.10 53.88 03:41:01 3 10.61 0.00 1.47 6.91 0.07 80.94 03:42:01 all 42.88 0.00 2.32 1.06 0.09 53.66 03:42:01 0 41.67 0.00 1.78 0.35 0.08 56.11 03:42:01 1 48.93 0.00 3.17 1.82 0.10 45.98 03:42:01 2 44.08 0.00 2.49 0.00 0.10 53.33 03:42:01 3 36.83 0.00 1.84 2.06 0.08 59.19 03:43:01 all 44.92 0.00 1.52 0.60 0.08 52.88 03:43:01 0 45.93 0.00 1.37 0.02 0.07 52.61 03:43:01 1 54.00 0.00 1.15 2.07 0.10 42.68 03:43:01 2 43.83 0.00 1.84 0.00 0.08 54.24 03:43:01 3 35.90 0.00 1.69 0.32 0.07 62.03 03:44:01 all 32.14 0.00 1.63 1.28 0.06 64.90 03:44:01 0 24.27 0.00 1.14 0.00 0.05 74.55 03:44:01 1 36.66 0.00 1.75 2.03 0.05 59.51 03:44:01 2 20.76 0.00 1.60 0.00 0.07 77.57 03:44:01 3 46.90 0.00 2.01 3.08 0.07 47.94 Average: all 35.92 0.00 1.81 1.58 0.08 60.60 Average: 0 31.64 0.00 1.38 0.45 0.06 66.47 Average: 1 42.09 0.00 1.89 2.33 0.08 53.61 Average: 2 37.49 0.00 2.22 0.45 0.09 59.76 Average: 3 32.49 0.00 1.75 3.10 0.07 62.58