---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3951 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: 2799.998 BogoMIPS: 5599.99 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 561 12380 0 3097 15148 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:c8:77:c9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fec8:77c9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3951) 11/24/23 _x86_64_ (4 CPU) 18:06:36 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 104.47 43.14 61.32 2011.93 16839.46 18:09:01 119.31 10.95 108.37 270.35 24232.49 18:10:01 114.31 5.72 108.60 155.04 27712.05 Average: 112.70 19.94 92.76 812.44 22928.00 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 14076380 15605188 2348588 14.30 58108 1675028 747260 4.28 631728 1512940 141788 18:09:01 13386304 15175616 3038664 18.50 75544 1904848 1233032 7.06 1091056 1714988 29648 18:10:01 12687648 15491824 3737320 22.75 89920 2881472 810552 4.64 1105484 2355996 522128 Average: 13383444 15424209 3041524 18.52 74524 2153783 930281 5.32 942756 1861308 231188 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 18:08:01 ens3 312.03 219.41 1421.50 57.82 0.00 0.00 0.00 0.00 18:09:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 18:09:01 ens3 185.12 166.47 1805.67 52.15 0.00 0.00 0.00 0.00 18:10:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 18:10:01 ens3 623.55 498.40 6651.43 76.09 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 373.57 294.76 3292.87 62.02 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3951) 11/24/23 _x86_64_ (4 CPU) 18:06:36 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 20.44 0.00 1.68 7.62 0.08 70.20 18:08:01 0 18.60 0.00 1.12 2.21 0.07 78.00 18:08:01 1 10.10 0.00 1.17 18.06 0.05 70.61 18:08:01 2 40.86 0.00 2.91 6.07 0.08 50.08 18:08:01 3 12.13 0.00 1.48 4.11 0.12 82.16 18:09:01 all 20.99 0.00 1.39 3.63 0.07 73.93 18:09:01 0 18.98 0.00 0.93 0.73 0.07 79.28 18:09:01 1 26.69 0.00 1.47 7.49 0.05 64.30 18:09:01 2 20.17 0.00 1.59 1.64 0.08 76.52 18:09:01 3 18.13 0.00 1.56 4.66 0.07 75.58 18:10:01 all 36.30 0.00 2.26 2.83 0.09 58.52 18:10:01 0 36.83 0.00 1.56 0.39 0.08 61.14 18:10:01 1 38.13 0.00 1.83 8.43 0.08 51.53 18:10:01 2 28.32 0.00 2.75 2.03 0.10 66.81 18:10:01 3 41.98 0.00 2.91 0.47 0.08 54.55 Average: all 25.89 0.00 1.77 4.69 0.08 67.57 Average: 0 24.79 0.00 1.21 1.11 0.07 72.82 Average: 1 24.96 0.00 1.49 11.32 0.06 62.16 Average: 2 29.78 0.00 2.41 3.25 0.09 64.47 Average: 3 24.04 0.00 1.98 3.09 0.09 70.80