---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6492 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 8.9G 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 549 12679 0 2810 15160 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:32:7f:cf brd ff:ff:ff:ff:ff:ff inet 10.30.107.101/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe32:7fcf/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-6492) 12/20/23 _x86_64_ (4 CPU) 13:07:39 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:02 105.80 17.21 88.59 1017.70 23956.94 13:10:01 270.81 15.96 254.85 716.79 33212.40 13:11:01 111.06 10.70 100.37 444.65 29596.13 13:12:01 52.91 0.90 52.01 50.22 16701.15 13:13:01 47.43 0.98 46.44 60.92 5707.85 Average: 117.09 9.13 107.96 457.15 21797.19 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:02 13935712 15578292 2489256 15.16 64060 1778264 796220 4.56 662160 1610116 197696 13:10:01 12919872 14845664 3505096 21.34 85764 2023688 1379016 7.89 1434480 1818428 20200 13:11:01 11882652 14243644 4542316 27.65 96172 2434196 1859576 10.64 2124540 2137600 22980 13:12:01 10808092 13277308 5616876 34.20 99564 2531876 2782472 15.92 3160312 2167712 36364 13:13:01 13008368 15548620 3416600 20.80 105600 2594616 760708 4.35 926124 2203588 32192 Average: 12510939 14698706 3914029 23.83 90232 2272528 1515598 8.67 1661523 1987489 61886 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:02 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:02 ens3 70.57 46.18 1236.17 8.10 0.00 0.00 0.00 0.00 13:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:10:01 ens3 310.47 285.82 2628.15 74.33 0.00 0.00 0.00 0.00 13:11:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:11:01 ens3 381.99 313.46 4380.15 53.13 0.00 0.00 0.00 0.00 13:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:12:01 ens3 761.02 616.57 859.57 255.37 0.00 0.00 0.00 0.00 13:13:01 lo 35.13 35.13 3.17 3.17 0.00 0.00 0.00 0.00 13:13:01 ens3 273.87 249.51 343.55 649.86 0.00 0.00 0.00 0.00 Average: lo 7.61 7.61 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 359.80 302.40 1887.04 208.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6492) 12/20/23 _x86_64_ (4 CPU) 13:07:39 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:02 all 20.58 0.00 1.43 4.06 0.06 73.86 13:09:02 0 11.74 0.00 1.05 0.85 0.07 86.28 13:09:02 1 20.24 0.00 1.04 6.35 0.07 72.30 13:09:02 2 10.17 0.00 0.92 6.66 0.05 82.20 13:09:02 3 40.18 0.00 2.71 2.41 0.07 54.63 13:10:01 all 33.73 0.00 1.82 3.99 0.09 60.37 13:10:01 0 34.33 0.00 1.49 2.99 0.12 61.07 13:10:01 1 29.81 0.00 2.68 5.99 0.10 61.42 13:10:01 2 42.18 0.00 1.97 6.11 0.10 49.64 13:10:01 3 28.64 0.00 1.12 0.90 0.07 69.27 13:11:01 all 59.74 0.00 2.07 3.18 0.11 34.90 13:11:01 0 61.62 0.00 2.63 1.32 0.08 34.34 13:11:01 1 50.13 0.00 1.69 8.70 0.10 39.38 13:11:01 2 67.22 0.00 2.15 0.83 0.12 29.68 13:11:01 3 60.10 0.00 1.84 1.79 0.10 36.18 13:12:01 all 59.22 0.00 2.06 0.96 0.11 37.64 13:12:01 0 58.95 0.00 1.30 0.13 0.10 39.51 13:12:01 1 57.60 0.00 2.85 3.64 0.10 35.81 13:12:01 2 54.87 0.00 1.72 0.03 0.12 43.26 13:12:01 3 65.48 0.00 2.37 0.05 0.10 31.99 13:13:01 all 21.44 0.00 1.50 2.33 0.08 74.65 13:13:01 0 7.31 0.00 1.02 6.27 0.05 85.36 13:13:01 1 39.70 0.00 2.32 2.60 0.15 55.23 13:13:01 2 34.44 0.00 1.79 0.44 0.07 63.27 13:13:01 3 4.37 0.00 0.92 0.03 0.05 94.63 Average: all 38.89 0.00 1.78 2.90 0.09 56.34 Average: 0 34.67 0.00 1.49 2.32 0.08 61.43 Average: 1 39.50 0.00 2.11 5.46 0.10 52.83 Average: 2 41.67 0.00 1.71 2.81 0.09 53.72 Average: 3 39.72 0.00 1.79 1.04 0.08 57.37