---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1890 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 9.4G 69G 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 563 12087 0 3388 15145 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:5c:7f:c0 brd ff:ff:ff:ff:ff:ff inet 10.30.106.233/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86061sec preferred_lft 86061sec inet6 fe80::f816:3eff:fe5c:7fc0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1890) 11/20/23 _x86_64_ (4 CPU) 04:31:29 LINUX RESTART (4 CPU) 04:32:02 tps rtps wtps bread/s bwrtn/s 04:33:01 99.17 17.34 81.83 1033.05 36825.49 04:34:01 360.46 10.51 349.95 223.26 43844.59 04:35:01 479.35 0.00 479.35 0.00 31005.90 04:36:01 31.64 18.65 13.00 1441.23 480.72 04:37:01 48.46 9.10 39.36 450.19 9016.36 Average: 204.17 11.10 193.07 628.18 24193.17 04:32:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:33:01 13975628 15563084 2449340 14.91 61836 1727032 810440 4.64 674196 1562836 184680 04:34:01 12224516 15075440 4200452 25.57 130340 2804032 1465888 8.39 1246880 2582780 900348 04:35:01 12037788 14898368 4387180 26.71 130528 2812324 1616448 9.25 1443740 2569868 352 04:36:01 12497376 15460524 3927592 23.91 130668 2913448 870436 4.98 896680 2662432 56832 04:37:01 12342824 15477224 4082144 24.85 147552 3061596 829640 4.75 974072 2733020 47920 Average: 12615626 15294928 3809342 23.19 120185 2663686 1118570 6.40 1047114 2422187 238026 04:32:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:33:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 04:33:01 ens3 73.48 46.77 988.40 7.68 0.00 0.00 0.00 0.00 04:34:01 lo 4.07 4.07 0.75 0.75 0.00 0.00 0.00 0.00 04:34:01 ens3 421.68 294.72 4201.22 57.57 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 ens3 29.86 17.03 6.65 5.39 0.00 0.00 0.00 0.00 04:36:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 04:36:01 ens3 127.31 101.03 548.92 13.01 0.00 0.00 0.00 0.00 04:37:01 lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 04:37:01 ens3 314.28 216.85 2054.62 49.39 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 193.73 135.58 1561.96 26.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1890) 11/20/23 _x86_64_ (4 CPU) 04:31:29 LINUX RESTART (4 CPU) 04:32:02 CPU %user %nice %system %iowait %steal %idle 04:33:01 all 19.42 0.00 1.34 6.04 0.06 73.15 04:33:01 0 8.56 0.00 0.88 6.76 0.03 83.77 04:33:01 1 7.04 0.00 1.03 11.41 0.07 80.45 04:33:01 2 32.09 0.00 1.61 4.81 0.07 61.42 04:33:01 3 30.01 0.00 1.83 1.19 0.05 66.92 04:34:01 all 26.13 0.00 4.73 6.82 0.09 62.23 04:34:01 0 23.47 0.00 3.99 8.18 0.08 64.28 04:34:01 1 15.97 0.00 3.58 7.26 0.10 73.09 04:34:01 2 25.79 0.00 4.62 5.92 0.10 63.56 04:34:01 3 39.41 0.00 6.75 5.88 0.12 47.84 04:35:01 all 29.52 0.00 1.38 4.20 0.09 64.82 04:35:01 0 23.82 0.00 0.95 0.42 0.07 74.75 04:35:01 1 34.30 0.00 1.44 0.02 0.08 64.16 04:35:01 2 31.16 0.00 2.24 16.40 0.08 50.11 04:35:01 3 28.80 0.00 0.90 0.00 0.10 70.20 04:36:01 all 40.10 0.00 1.28 0.22 0.10 58.30 04:36:01 0 45.19 0.00 1.22 0.10 0.08 53.41 04:36:01 1 33.23 0.00 0.84 0.08 0.08 65.76 04:36:01 2 46.46 0.00 1.67 0.32 0.12 51.43 04:36:01 3 35.53 0.00 1.40 0.37 0.12 62.58 04:37:01 all 22.77 0.00 1.58 0.93 0.05 74.66 04:37:01 0 24.90 0.00 1.70 2.45 0.05 70.90 04:37:01 1 23.88 0.00 1.32 0.23 0.05 74.52 04:37:01 2 9.23 0.00 1.40 0.87 0.07 88.43 04:37:01 3 33.04 0.00 1.88 0.20 0.05 64.82 Average: all 27.61 0.00 2.06 3.63 0.08 66.62 Average: 0 25.24 0.00 1.75 3.57 0.06 69.38 Average: 1 22.93 0.00 1.64 3.78 0.08 71.57 Average: 2 28.94 0.00 2.31 5.67 0.09 63.00 Average: 3 33.35 0.00 2.54 1.52 0.09 62.50