---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8478 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 9.6G 68G 13% / 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 764 11548 0 3727 14945 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:03:02:3a brd ff:ff:ff:ff:ff:ff inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86069sec preferred_lft 86069sec inet6 fe80::f816:3eff:fe03:23a/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-8478) 12/30/23 _x86_64_ (4 CPU) 09:27:21 LINUX RESTART (4 CPU) 09:28:01 tps rtps wtps bread/s bwrtn/s 09:29:01 119.78 19.26 100.52 1140.48 29233.26 09:30:01 184.44 12.33 172.10 530.31 32751.47 09:31:01 548.65 1.03 547.62 12.40 67669.71 09:32:01 37.68 3.05 34.63 83.05 6211.50 Average: 222.65 8.92 213.73 441.54 33967.89 09:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:01 13898928 15610564 2526040 15.38 70360 1835396 713712 4.08 631884 1666044 156900 09:30:01 12093444 14734676 4331524 26.37 133632 2608904 1416680 8.11 1616976 2357228 599464 09:31:01 10759184 14155712 5665784 34.49 191980 3176336 1487520 8.51 2333992 2835476 18824 09:32:01 11868784 15325512 4556184 27.74 196076 3229220 904204 5.17 1266236 2804636 7564 Average: 12155085 14956616 4269883 26.00 148012 2712464 1130529 6.47 1462272 2415846 195688 09:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:01 ens3 70.30 44.38 1216.34 9.08 0.00 0.00 0.00 0.00 09:29:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 09:30:01 ens3 438.23 361.87 3748.45 79.05 0.00 0.00 0.00 0.00 09:30:01 lo 1.07 1.07 0.16 0.16 0.00 0.00 0.00 0.00 09:31:01 ens3 23.18 14.46 216.99 5.35 0.00 0.00 0.00 0.00 09:31:01 lo 0.27 0.27 0.04 0.04 0.00 0.00 0.00 0.00 09:32:01 ens3 265.09 201.38 404.36 159.82 0.00 0.00 0.00 0.00 09:32:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 199.19 155.52 1396.49 63.32 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8478) 12/30/23 _x86_64_ (4 CPU) 09:27:21 LINUX RESTART (4 CPU) 09:28:01 CPU %user %nice %system %iowait %steal %idle 09:29:01 all 18.92 0.00 1.42 7.53 0.06 72.08 09:29:01 0 16.10 0.00 1.13 1.12 0.07 81.58 09:29:01 1 41.98 0.00 2.29 6.30 0.07 49.37 09:29:01 2 11.96 0.00 1.32 9.78 0.07 76.87 09:29:01 3 5.61 0.00 0.92 12.95 0.03 80.48 09:30:01 all 38.99 0.00 5.02 5.05 0.10 50.85 09:30:01 0 37.96 0.00 3.96 4.46 0.08 53.54 09:30:01 1 35.19 0.00 5.68 3.17 0.10 55.87 09:30:01 2 39.78 0.00 4.46 6.04 0.10 49.62 09:30:01 3 43.03 0.00 6.00 6.53 0.10 44.34 09:31:01 all 29.91 0.00 5.95 8.71 0.13 55.29 09:31:01 0 28.89 0.00 5.52 9.29 0.12 56.18 09:31:01 1 37.57 0.00 5.36 12.36 0.19 44.53 09:31:01 2 25.91 0.00 6.08 7.32 0.10 60.60 09:31:01 3 27.31 0.00 6.81 5.84 0.10 59.94 09:32:01 all 38.73 0.00 1.81 0.82 0.10 58.54 09:32:01 0 39.07 0.00 2.10 1.58 0.10 57.15 09:32:01 1 42.26 0.00 2.22 0.35 0.08 55.08 09:32:01 2 40.50 0.00 1.67 0.92 0.10 56.80 09:32:01 3 33.07 0.00 1.29 0.45 0.10 65.09 Average: all 31.63 0.00 3.54 5.52 0.09 59.22 Average: 0 30.49 0.00 3.17 4.10 0.09 62.14 Average: 1 39.26 0.00 3.88 5.52 0.11 51.23 Average: 2 29.54 0.00 3.37 6.01 0.09 60.99 Average: 3 27.22 0.00 3.74 6.45 0.08 62.51