---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5948 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 440 5438 0 2096 7256 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:57:0f:85 brd ff:ff:ff:ff:ff:ff inet 10.32.6.123/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe57:f85/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5948) 10/08/25 _x86_64_ (4 CPU) 19:13:07 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 50.26 2.35 47.91 54.77 7078.33 19:16:01 78.51 17.19 61.31 636.99 10319.49 19:17:01 23.47 1.78 21.69 54.23 4494.60 19:18:01 21.19 0.37 20.82 33.84 1361.49 Average: 43.35 5.42 37.93 194.93 5813.05 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5893748 7471540 2273672 27.84 51340 1696188 640680 6.95 533488 1556580 125656 19:16:01 5198020 6944328 2969400 36.36 61084 1845664 1231076 13.36 1097744 1666300 10012 19:17:01 5517728 7376124 2649692 32.44 63908 1953200 709340 7.70 728164 1714760 27408 19:18:01 5520488 7381632 2646932 32.41 65820 1953996 700336 7.60 726324 1713936 11172 Average: 5532496 7293406 2634924 32.26 60538 1862262 820358 8.90 771430 1662894 43562 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 56.29 41.65 745.39 5.38 0.00 0.00 0.00 0.00 19:15:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 229.31 222.26 1209.95 45.26 0.00 0.00 0.00 0.00 19:16:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 87.77 101.58 224.75 534.43 0.00 0.00 0.00 0.00 19:17:01 lo 1.17 1.17 0.10 0.10 0.00 0.00 0.00 0.00 19:18:01 ens3 12.94 13.62 13.08 6.30 0.00 0.00 0.00 0.00 19:18:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 96.57 94.77 548.23 147.86 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5948) 10/08/25 _x86_64_ (4 CPU) 19:13:07 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 19.04 0.00 1.37 2.55 1.68 75.35 19:15:01 0 11.15 0.00 1.00 3.86 0.97 83.02 19:15:01 1 31.37 0.00 2.42 5.57 2.21 58.43 19:15:01 2 2.78 0.00 0.38 0.02 1.34 95.49 19:15:01 3 30.97 0.00 1.66 0.73 2.21 64.42 19:16:01 all 35.00 0.00 2.02 1.77 6.85 54.36 19:16:01 0 40.43 0.00 2.34 1.80 6.45 48.99 19:16:01 1 33.80 0.00 1.87 2.82 6.33 55.19 19:16:01 2 36.19 0.00 2.08 1.03 7.14 53.55 19:16:01 3 29.57 0.00 1.83 1.45 7.45 59.70 19:17:01 all 23.77 0.00 1.32 0.80 2.46 71.65 19:17:01 0 6.90 0.00 0.55 0.05 1.46 91.04 19:17:01 1 18.99 0.00 1.16 0.07 1.99 77.80 19:17:01 2 27.49 0.00 1.59 2.92 2.72 65.28 19:17:01 3 41.51 0.00 1.97 0.16 3.66 52.69 19:18:01 all 20.01 0.00 1.01 1.10 2.60 75.28 19:18:01 0 29.32 0.00 1.14 0.21 2.38 66.94 19:18:01 1 8.23 0.00 0.80 0.59 2.68 87.69 19:18:01 2 32.89 0.00 1.11 3.51 2.85 59.63 19:18:01 3 9.81 0.00 0.98 0.11 2.47 86.62 Average: all 24.47 0.00 1.43 1.55 3.40 69.15 Average: 0 21.99 0.00 1.26 1.48 2.82 72.45 Average: 1 23.06 0.00 1.56 2.26 3.30 69.83 Average: 2 24.86 0.00 1.29 1.87 3.52 68.46 Average: 3 27.94 0.00 1.61 0.61 3.95 65.88