---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11812 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 9.2G 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 593 12405 0 3040 15117 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:7d:45:37 brd ff:ff:ff:ff:ff:ff inet 10.30.106.20/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fe7d:4537/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11812) 03/08/24 _x86_64_ (4 CPU) 18:06:25 LINUX RESTART (4 CPU) 18:07:02 tps rtps wtps bread/s bwrtn/s 18:08:01 104.05 23.72 80.33 1235.18 20106.69 18:09:01 163.36 6.47 156.89 177.70 36086.39 18:10:01 70.74 1.07 69.67 62.52 35499.55 Average: 112.76 10.34 102.42 487.65 30622.62 18:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 13980308 15634784 2444660 14.88 67520 1783532 714708 4.09 610560 1611960 192820 18:09:01 12539032 14782544 3885936 23.66 86624 2334804 1403068 8.03 1537252 2087072 107952 18:10:01 12730588 15505952 3694380 22.49 90748 2854392 783824 4.49 1095420 2324376 2088 Average: 13083309 15307760 3341659 20.34 81631 2324243 967200 5.54 1081077 2007803 100953 18:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 ens3 69.50 44.96 1023.52 10.68 0.00 0.00 0.00 0.00 18:08:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 18:09:01 ens3 621.65 534.74 7368.48 101.09 0.00 0.00 0.00 0.00 18:09:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:10:01 ens3 248.03 267.94 722.85 2679.64 0.00 0.00 0.00 0.00 18:10:01 lo 17.86 17.86 1.61 1.61 0.00 0.00 0.00 0.00 Average: ens3 314.42 283.87 3049.54 935.61 0.00 0.00 0.00 0.00 Average: lo 6.43 6.43 0.58 0.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11812) 03/08/24 _x86_64_ (4 CPU) 18:06:25 LINUX RESTART (4 CPU) 18:07:02 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 19.38 0.00 1.38 5.51 0.09 73.64 18:08:01 0 16.00 0.00 1.04 3.13 0.05 79.77 18:08:01 1 10.51 0.00 0.87 10.84 0.13 77.66 18:08:01 2 12.80 0.00 0.74 5.86 0.07 80.52 18:08:01 3 38.23 0.00 2.87 2.21 0.13 56.56 18:09:01 all 32.98 0.00 2.16 2.19 0.13 62.54 18:09:01 0 35.06 0.00 2.41 0.13 0.15 62.25 18:09:01 1 29.25 0.00 1.86 2.79 0.10 66.00 18:09:01 2 29.23 0.00 2.41 1.96 0.12 66.28 18:09:01 3 38.39 0.00 1.98 3.89 0.13 55.60 18:10:01 all 25.41 0.00 1.64 2.93 0.10 69.91 18:10:01 0 53.29 0.00 2.78 0.82 0.12 43.00 18:10:01 1 27.55 0.00 1.54 0.52 0.13 70.26 18:10:01 2 12.32 0.00 1.29 6.45 0.08 79.85 18:10:01 3 8.53 0.00 0.97 3.95 0.03 86.52 Average: all 26.09 0.00 1.74 3.50 0.11 68.58 Average: 0 35.24 0.00 2.10 1.32 0.11 61.23 Average: 1 22.73 0.00 1.43 4.56 0.12 71.15 Average: 2 18.26 0.00 1.50 4.73 0.09 75.42 Average: 3 28.10 0.00 1.91 3.38 0.10 66.51