---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7766 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 550 12612 0 2876 15159 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:f9:06:71 brd ff:ff:ff:ff:ff:ff inet 10.30.107.102/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86009sec preferred_lft 86009sec inet6 fe80::f816:3eff:fef9:671/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7766) 12/26/23 _x86_64_ (4 CPU) 13:03:21 LINUX RESTART (4 CPU) 13:04:02 tps rtps wtps bread/s bwrtn/s 13:05:01 129.06 28.32 100.75 2144.18 28608.30 13:06:01 45.38 0.55 44.83 46.13 22984.57 13:07:01 240.89 28.08 212.81 1366.57 28526.31 13:08:01 95.37 2.32 93.05 155.47 16980.53 13:09:01 29.23 2.48 26.75 103.58 2126.98 Average: 107.92 12.30 95.62 758.59 19816.13 13:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:05:01 13885908 15632728 2539052 15.46 70664 1870660 736208 4.21 612468 1700752 159168 13:06:01 13870164 15620732 2554796 15.55 72564 1872120 736208 4.21 628336 1700676 3456 13:07:01 12074724 14268140 4350236 26.49 91916 2276636 1948612 11.15 2076352 2004168 122500 13:08:01 10963448 13472568 5461512 33.25 97472 2576216 2577280 14.75 3103436 2070424 25052 13:09:01 12937884 15525164 3487076 21.23 102824 2645160 796132 4.56 1115960 2086456 88532 Average: 12746426 14903866 3678534 22.40 87088 2248158 1358888 7.78 1507310 1912495 79742 13:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:05:01 ens3 78.87 51.06 1256.43 11.28 0.00 0.00 0.00 0.00 13:05:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 13:06:01 ens3 47.49 45.21 118.10 23.88 0.00 0.00 0.00 0.00 13:06:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 13:07:01 ens3 394.45 362.47 3718.35 62.40 0.00 0.00 0.00 0.00 13:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 13:08:01 ens3 878.92 699.55 4168.07 257.43 0.00 0.00 0.00 0.00 13:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 13:09:01 ens3 174.54 155.81 121.84 106.61 0.00 0.00 0.00 0.00 13:09:01 lo 8.07 8.07 0.73 0.73 0.00 0.00 0.00 0.00 Average: ens3 315.62 263.51 1878.55 92.59 0.00 0.00 0.00 0.00 Average: lo 2.02 2.02 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7766) 12/26/23 _x86_64_ (4 CPU) 13:03:21 LINUX RESTART (4 CPU) 13:04:02 CPU %user %nice %system %iowait %steal %idle 13:05:01 all 20.40 0.00 1.51 5.35 0.07 72.68 13:05:01 0 2.72 0.00 0.99 13.71 0.05 82.54 13:05:01 1 46.25 0.00 2.99 3.54 0.09 47.14 13:05:01 2 16.56 0.00 1.07 0.36 0.03 81.98 13:05:01 3 16.21 0.00 1.00 3.79 0.08 78.91 13:06:01 all 0.47 0.00 0.18 3.03 0.02 96.29 13:06:01 0 0.35 0.00 0.23 4.36 0.05 95.01 13:06:01 1 0.58 0.00 0.18 0.03 0.02 99.18 13:06:01 2 0.84 0.00 0.07 0.48 0.02 98.59 13:06:01 3 0.10 0.00 0.23 7.26 0.02 92.39 13:07:01 all 53.73 0.00 2.39 2.38 0.10 41.39 13:07:01 0 58.12 0.00 2.00 0.30 0.12 39.47 13:07:01 1 57.36 0.00 2.09 0.45 0.12 39.98 13:07:01 2 54.22 0.00 2.99 0.50 0.08 42.21 13:07:01 3 45.24 0.00 2.45 8.29 0.08 43.93 13:08:01 all 61.67 0.00 2.29 0.97 0.09 34.97 13:08:01 0 61.79 0.00 1.91 0.13 0.08 36.09 13:08:01 1 70.09 0.00 2.25 0.49 0.08 27.09 13:08:01 2 53.78 0.00 3.24 1.54 0.10 41.35 13:08:01 3 61.10 0.00 1.77 1.71 0.08 35.33 13:09:01 all 52.08 0.00 2.57 0.30 0.07 44.98 13:09:01 0 45.31 0.00 2.51 0.08 0.07 52.03 13:09:01 1 52.07 0.00 3.33 0.10 0.07 44.43 13:09:01 2 45.11 0.00 2.32 0.42 0.07 52.08 13:09:01 3 65.85 0.00 2.11 0.62 0.08 31.33 Average: all 37.67 0.00 1.79 2.40 0.07 58.08 Average: 0 33.71 0.00 1.53 3.69 0.07 60.99 Average: 1 45.20 0.00 2.16 0.91 0.07 51.65 Average: 2 34.10 0.00 1.94 0.66 0.06 63.25 Average: 3 37.69 0.00 1.51 4.34 0.07 56.39