---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2675 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 412 1319 0 2211 3268 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:66:cd:17 brd ff:ff:ff:ff:ff:ff inet 10.32.7.34/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86195sec preferred_lft 86195sec inet6 fe80::f816:3eff:fe66:cd17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2675) 01/03/24 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 113.10 66.86 46.24 4516.58 7149.74 07:07:01 120.28 37.23 83.05 2134.98 15034.03 07:08:01 35.64 1.28 34.36 63.59 6792.33 Average: 89.67 35.12 54.55 2238.38 9658.70 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1782236 3345648 2256416 55.87 49080 1670620 621336 12.21 574280 1510420 146796 07:07:01 1396172 3373000 2642480 65.43 61680 2057024 582272 11.45 671312 1771060 123188 07:08:01 1362276 3357892 2676376 66.27 66908 2069992 594776 11.69 696412 1777904 31816 Average: 1513561 3358847 2525091 62.52 59223 1932545 599461 11.78 647335 1686461 100600 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 310.65 201.35 1418.20 59.24 0.00 0.00 0.00 0.00 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 301.85 318.26 1853.41 58.05 0.00 0.00 0.00 0.00 07:07:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 07:08:01 ens3 58.12 64.21 52.87 617.72 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 223.54 194.61 1108.16 245.01 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2675) 01/03/24 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.33 0.00 1.60 2.80 0.05 74.21 07:06:01 0 7.44 0.00 0.87 5.80 0.02 85.87 07:06:01 1 32.08 0.00 2.37 1.60 0.07 63.88 07:06:01 2 13.21 0.00 1.21 1.07 0.07 84.45 07:06:01 3 32.60 0.00 1.94 2.73 0.07 62.67 07:07:01 all 31.57 0.00 1.77 2.01 0.08 64.58 07:07:01 0 26.03 0.00 0.97 3.26 0.05 69.69 07:07:01 1 28.14 0.00 1.32 0.42 0.07 70.06 07:07:01 2 34.25 0.00 2.10 2.53 0.10 61.02 07:07:01 3 37.90 0.00 2.71 1.84 0.07 57.48 07:08:01 all 18.70 0.00 0.89 1.06 0.04 79.31 07:08:01 0 17.27 0.00 0.67 3.00 0.03 79.03 07:08:01 1 33.67 0.00 1.55 0.17 0.05 64.56 07:08:01 2 18.96 0.00 0.83 1.03 0.05 79.13 07:08:01 3 4.90 0.00 0.50 0.03 0.03 94.54 Average: all 23.86 0.00 1.42 1.96 0.06 72.71 Average: 0 16.90 0.00 0.83 4.02 0.03 78.20 Average: 1 31.29 0.00 1.75 0.73 0.06 66.17 Average: 2 22.13 0.00 1.37 1.54 0.07 74.89 Average: 3 25.12 0.00 1.72 1.53 0.06 71.57