---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2844 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 549 12396 0 3094 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:01:6a:2f brd ff:ff:ff:ff:ff:ff inet 10.30.107.234/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe01:6a2f/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-2844) 12/06/23 _x86_64_ (4 CPU) 18:06:21 LINUX RESTART (4 CPU) 18:07:01 tps rtps wtps bread/s bwrtn/s 18:08:01 117.01 18.35 98.67 1113.15 29012.90 18:09:01 142.49 11.45 131.04 279.02 21141.41 18:10:01 65.46 1.12 64.34 63.86 24024.00 Average: 108.32 10.30 98.02 485.34 24726.10 18:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:08:01 13942228 15639292 2482732 15.12 69572 1823100 724040 4.14 606940 1657896 147304 18:09:01 12530108 14755296 3894852 23.71 85528 2318444 1400692 8.02 1553072 2087592 61224 18:10:01 12702820 15527676 3722140 22.66 94128 2898820 781936 4.47 1081172 2368904 7452 Average: 13058385 15307421 3366575 20.50 83076 2346788 968889 5.54 1080395 2038131 71993 18:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:08:01 ens3 66.69 42.24 1193.68 8.19 0.00 0.00 0.00 0.00 18:08:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:09:01 ens3 619.80 534.46 7007.89 103.03 0.00 0.00 0.00 0.00 18:09:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 18:10:01 ens3 301.77 296.67 1100.41 2681.31 0.00 0.00 0.00 0.00 18:10:01 lo 18.00 18.00 1.63 1.63 0.00 0.00 0.00 0.00 Average: ens3 329.42 291.12 3100.66 930.85 0.00 0.00 0.00 0.00 Average: lo 6.40 6.40 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-2844) 12/06/23 _x86_64_ (4 CPU) 18:06:21 LINUX RESTART (4 CPU) 18:07:01 CPU %user %nice %system %iowait %steal %idle 18:08:01 all 18.80 0.00 1.26 3.32 0.05 76.57 18:08:01 0 45.76 0.00 2.45 6.20 0.08 45.51 18:08:01 1 20.23 0.00 1.39 0.45 0.03 77.90 18:08:01 2 5.94 0.00 0.68 4.73 0.03 88.61 18:08:01 3 3.36 0.00 0.58 1.91 0.05 94.09 18:09:01 all 32.02 0.00 1.88 0.70 0.09 65.30 18:09:01 0 27.87 0.00 1.13 0.33 0.10 70.56 18:09:01 1 36.26 0.00 1.66 0.20 0.08 61.80 18:09:01 2 31.47 0.00 3.18 0.85 0.08 64.41 18:09:01 3 32.54 0.00 1.51 1.42 0.08 64.45 18:10:01 all 26.59 0.00 1.60 1.08 0.06 70.67 18:10:01 0 24.31 0.00 1.10 0.10 0.08 74.41 18:10:01 1 22.14 0.00 1.94 0.32 0.07 75.53 18:10:01 2 35.42 0.00 1.67 0.97 0.07 61.88 18:10:01 3 24.48 0.00 1.70 2.94 0.05 70.83 Average: all 25.80 0.00 1.58 1.70 0.07 70.85 Average: 0 32.62 0.00 1.56 2.20 0.09 63.54 Average: 1 26.20 0.00 1.66 0.32 0.06 71.75 Average: 2 24.28 0.00 1.84 2.18 0.06 71.64 Average: 3 20.10 0.00 1.26 2.09 0.06 76.49