---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3594 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 9.1G 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 545 12374 0 3120 15164 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:c0:7a:5f brd ff:ff:ff:ff:ff:ff inet 10.30.106.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fec0:7a5f/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-3594) 11/23/23 _x86_64_ (4 CPU) 21:55:20 LINUX RESTART (4 CPU) 21:56:01 tps rtps wtps bread/s bwrtn/s 21:57:01 125.58 23.58 102.00 1193.27 31113.61 21:58:01 390.48 1.62 388.87 26.80 43600.60 21:59:01 276.95 14.50 262.45 1500.22 26637.27 Average: 264.34 13.23 251.11 906.89 33782.24 21:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:57:01 13717676 15425488 2707292 16.48 70708 1831488 1077176 6.16 829900 1652456 154460 21:58:01 12207252 14784848 4217716 25.68 142572 2517088 1310384 7.50 1536628 2300388 340716 21:59:01 12666192 15514608 3758776 22.88 146808 2772480 792012 4.53 987596 2394976 221840 Average: 12863707 15241648 3561261 21.68 120029 2373685 1059857 6.07 1118041 2115940 239005 21:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:57:01 ens3 112.86 72.62 1246.20 24.10 0.00 0.00 0.00 0.00 21:57:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 21:58:01 ens3 380.09 309.78 2984.14 58.92 0.00 0.00 0.00 0.00 21:58:01 lo 3.60 3.60 0.69 0.69 0.00 0.00 0.00 0.00 21:59:01 ens3 198.50 165.01 313.45 62.75 0.00 0.00 0.00 0.00 21:59:01 lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 230.48 182.47 1514.33 48.59 0.00 0.00 0.00 0.00 Average: lo 1.66 1.66 0.28 0.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3594) 11/23/23 _x86_64_ (4 CPU) 21:55:20 LINUX RESTART (4 CPU) 21:56:01 CPU %user %nice %system %iowait %steal %idle 21:57:01 all 23.22 0.00 1.64 5.17 0.06 69.90 21:57:01 0 17.89 0.00 1.19 0.35 0.03 80.54 21:57:01 1 13.80 0.00 1.75 14.08 0.07 70.31 21:57:01 2 23.94 0.00 1.44 3.38 0.05 71.18 21:57:01 3 37.28 0.00 2.23 2.94 0.08 57.46 21:58:01 all 27.37 0.00 4.00 7.04 0.13 61.46 21:58:01 0 24.47 0.00 4.95 7.41 0.12 63.04 21:58:01 1 24.73 0.00 4.05 2.52 0.17 68.53 21:58:01 2 33.78 0.00 3.31 13.26 0.12 49.53 21:58:01 3 26.54 0.00 3.65 5.00 0.08 64.73 21:59:01 all 45.06 0.00 2.29 3.61 0.09 48.94 21:59:01 0 40.89 0.00 2.00 3.03 0.08 53.99 21:59:01 1 64.58 0.00 2.55 1.18 0.12 31.58 21:59:01 2 36.58 0.00 2.69 8.08 0.08 52.57 21:59:01 3 38.20 0.00 1.94 2.16 0.08 57.62 Average: all 31.89 0.00 2.64 5.27 0.09 60.10 Average: 0 27.72 0.00 2.71 3.59 0.08 65.90 Average: 1 34.39 0.00 2.78 5.92 0.12 56.79 Average: 2 31.43 0.00 2.48 8.23 0.08 57.79 Average: 3 34.02 0.00 2.61 3.36 0.08 59.93