---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5612 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: 2799.996 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 559 12677 0 2802 15150 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:68:e9:da brd ff:ff:ff:ff:ff:ff inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86045sec preferred_lft 86045sec inet6 fe80::f816:3eff:fe68:e9da/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-5612) 11/28/23 _x86_64_ (4 CPU) 13:08:09 LINUX RESTART (4 CPU) 13:09:01 tps rtps wtps bread/s bwrtn/s 13:10:01 112.78 23.98 88.80 1238.33 23125.61 13:11:01 256.72 14.88 241.84 852.66 27113.88 13:12:01 86.97 0.72 86.25 27.06 26794.20 13:13:01 55.88 0.95 54.93 55.05 15995.60 Average: 128.09 10.13 117.95 543.25 23257.02 13:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 13690488 15415068 2734480 16.65 74940 1842288 1170044 6.70 844300 1660652 146172 13:11:01 12307924 14418560 4117044 25.07 91508 2195428 1811760 10.37 1902844 1949196 125812 13:12:01 11782068 14184192 4642900 28.27 97176 2471440 1915224 10.96 2236924 2123348 19908 13:13:01 12943632 15478192 3481336 21.20 102968 2590208 843840 4.83 996040 2197768 101868 Average: 12681028 14874003 3743940 22.79 91648 2274841 1435217 8.21 1495027 1982741 98440 13:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 ens3 127.06 113.63 820.81 46.03 0.00 0.00 0.00 0.00 13:10:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 13:11:01 ens3 297.07 267.01 3128.40 41.81 0.00 0.00 0.00 0.00 13:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:12:01 ens3 470.04 396.77 4078.82 120.14 0.00 0.00 0.00 0.00 13:12:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 13:13:01 ens3 389.24 351.00 270.76 166.98 0.00 0.00 0.00 0.00 13:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 320.85 282.10 2074.62 93.74 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5612) 11/28/23 _x86_64_ (4 CPU) 13:08:09 LINUX RESTART (4 CPU) 13:09:01 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 20.11 0.00 1.63 4.62 0.08 73.56 13:10:01 0 24.31 0.00 1.72 4.66 0.07 69.24 13:10:01 1 11.22 0.00 1.47 5.79 0.12 81.40 13:10:01 2 22.68 0.00 1.74 5.99 0.07 69.53 13:10:01 3 22.24 0.00 1.61 2.04 0.07 74.05 13:11:01 all 54.73 0.00 2.33 5.17 0.13 37.65 13:11:01 0 54.94 0.00 1.94 2.87 0.12 40.13 13:11:01 1 54.26 0.00 2.73 8.55 0.15 34.32 13:11:01 2 56.99 0.00 2.70 3.21 0.12 36.98 13:11:01 3 52.69 0.00 1.94 6.06 0.12 39.19 13:12:01 all 48.91 0.00 1.75 1.53 0.10 47.72 13:12:01 0 47.22 0.00 1.30 2.23 0.10 49.15 13:12:01 1 59.91 0.00 1.88 2.20 0.08 35.92 13:12:01 2 41.99 0.00 2.17 0.20 0.08 55.55 13:12:01 3 46.52 0.00 1.64 1.45 0.10 50.29 13:13:01 all 52.41 0.00 2.27 1.35 0.09 43.88 13:13:01 0 67.91 0.00 3.07 0.40 0.10 28.53 13:13:01 1 49.31 0.00 2.21 3.71 0.08 44.69 13:13:01 2 40.97 0.00 1.57 1.25 0.10 56.11 13:13:01 3 51.47 0.00 2.21 0.07 0.08 46.17 Average: all 44.01 0.00 2.00 3.17 0.10 50.73 Average: 0 48.58 0.00 2.01 2.54 0.10 46.78 Average: 1 43.61 0.00 2.07 5.06 0.11 49.15 Average: 2 40.64 0.00 2.05 2.67 0.09 54.56 Average: 3 43.22 0.00 1.85 2.41 0.09 52.43