---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8649 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.6G 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 1056 12557 0 2425 14666 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 mq state UP group default qlen 1000 link/ether fa:16:3e:6b:48:1d brd ff:ff:ff:ff:ff:ff inet 10.30.107.242/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fe6b:481d/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-8649) 12/30/23 _x86_64_ (4 CPU) 19:48:29 LINUX RESTART (4 CPU) 19:49:02 tps rtps wtps bread/s bwrtn/s 19:50:01 91.10 17.33 73.77 1032.87 25198.64 19:51:01 138.53 18.58 119.95 668.02 34042.19 19:52:01 28.73 2.00 26.73 59.32 21677.45 19:53:02 14.33 0.00 14.33 0.00 9738.24 19:54:01 1.08 0.00 1.08 0.00 13.15 19:55:01 1.47 0.15 1.32 9.20 19.06 Average: 45.87 6.33 39.54 293.69 15129.09 19:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:01 13910252 15545556 2514716 15.31 62196 1773624 827296 4.73 691868 1608312 184312 19:51:01 12248348 14145416 4176620 25.43 75060 2009804 2161492 12.37 2136968 1796636 18180 19:52:01 13392620 15531000 3032348 18.46 76548 2245588 714740 4.09 837864 1948696 181704 19:53:02 12941816 15086136 3483152 21.21 76628 2251112 1151152 6.59 1372332 1863440 28 19:54:01 12941824 15086208 3483144 21.21 76688 2251104 1167436 6.68 1372868 1863440 16 19:55:01 12912548 15052088 3512420 21.38 76756 2246172 1216616 6.96 1407128 1857488 668 Average: 13057901 15074401 3367067 20.50 73979 2129567 1206455 6.90 1303171 1823002 64151 19:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:01 ens3 64.96 44.37 995.30 7.35 0.00 0.00 0.00 0.00 19:50:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 19:51:01 ens3 319.15 259.02 2104.67 74.72 0.00 0.00 0.00 0.00 19:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 19:52:01 ens3 508.08 339.54 576.91 122.55 0.00 0.00 0.00 0.00 19:52:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 19:53:02 ens3 31.01 18.06 9.38 105.70 0.00 0.00 0.00 0.00 19:53:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 19:54:01 ens3 5.90 2.56 4.73 1.31 0.00 0.00 0.00 0.00 19:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:55:01 ens3 4.30 3.28 3.13 1.74 0.00 0.00 0.00 0.00 19:55:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 156.23 111.63 616.34 52.49 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8649) 12/30/23 _x86_64_ (4 CPU) 19:48:29 LINUX RESTART (4 CPU) 19:49:02 CPU %user %nice %system %iowait %steal %idle 19:50:01 all 17.85 0.00 1.44 4.87 0.05 75.79 19:50:01 0 7.67 0.00 0.78 1.32 0.03 90.19 19:50:01 1 29.76 0.00 2.21 5.10 0.09 62.84 19:50:01 2 13.43 0.00 1.05 0.63 0.03 84.85 19:50:01 3 20.63 0.00 1.71 12.65 0.05 64.95 19:51:01 all 48.04 0.00 2.25 2.48 0.09 47.15 19:51:01 0 41.12 0.00 2.24 0.47 0.08 56.09 19:51:01 1 47.14 0.00 2.09 2.66 0.08 48.02 19:51:01 2 49.49 0.00 2.20 0.39 0.10 47.83 19:51:01 3 54.46 0.00 2.42 6.43 0.08 36.60 19:52:01 all 37.81 0.00 1.48 1.68 0.09 58.95 19:52:01 0 25.91 0.00 1.38 0.00 0.07 72.64 19:52:01 1 30.65 0.00 1.12 0.52 0.07 67.64 19:52:01 2 56.20 0.00 1.38 0.12 0.10 42.20 19:52:01 3 38.60 0.00 2.06 6.09 0.12 53.13 19:53:02 all 11.57 0.00 0.28 0.44 0.02 87.69 19:53:02 0 13.49 0.00 0.25 0.17 0.00 86.09 19:53:02 1 13.96 0.00 0.51 1.60 0.02 83.92 19:53:02 2 6.90 0.00 0.13 0.00 0.03 92.94 19:53:02 3 11.92 0.00 0.25 0.00 0.02 87.81 19:54:01 all 0.08 0.00 0.01 0.03 0.01 99.87 19:54:01 0 0.07 0.00 0.00 0.00 0.02 99.92 19:54:01 1 0.05 0.00 0.02 0.10 0.02 99.81 19:54:01 2 0.05 0.00 0.02 0.00 0.02 99.91 19:54:01 3 0.15 0.00 0.02 0.00 0.02 99.81 19:55:01 all 0.48 0.00 0.15 0.01 0.01 99.35 19:55:01 0 0.82 0.00 0.17 0.00 0.00 99.02 19:55:01 1 0.17 0.00 0.13 0.05 0.00 99.65 19:55:01 2 0.38 0.00 0.13 0.00 0.02 99.46 19:55:01 3 0.58 0.00 0.12 0.00 0.02 99.28 Average: all 19.34 0.00 0.93 1.57 0.04 78.11 Average: 0 14.90 0.00 0.80 0.32 0.03 83.93 Average: 1 20.30 0.00 1.01 1.67 0.04 76.98 Average: 2 21.13 0.00 0.82 0.19 0.05 77.82 Average: 3 21.06 0.00 1.09 4.14 0.05 73.66