---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10505 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 470 5365 0 2140 7227 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:c1:55:05 brd ff:ff:ff:ff:ff:ff inet 10.32.6.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fec1:5505/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10505) 04/04/26 _x86_64_ (4 CPU) 10:25:58 LINUX RESTART (4 CPU) 10:26:02 tps rtps wtps bread/s bwrtn/s 10:27:02 175.91 93.36 82.55 5178.79 41071.34 10:28:01 69.40 12.73 56.67 269.51 9382.82 10:29:01 70.01 5.96 64.05 386.67 9899.10 10:30:01 23.23 0.68 22.54 77.71 3499.50 Average: 84.32 27.98 56.34 1467.91 15886.70 10:26:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:02 6026100 7419128 2141320 26.22 36448 1537320 698520 7.58 581420 1401376 69400 10:28:01 5666800 7324352 2500620 30.62 56752 1765508 848192 9.20 697444 1611796 119808 10:29:01 5474216 7371828 2693204 32.97 63412 1993028 718056 7.79 706324 1784176 75712 10:30:01 5435420 7345888 2732000 33.45 65880 2002912 725672 7.87 739108 1788080 15992 Average: 5650634 7365299 2516786 30.81 55623 1824692 747610 8.11 681074 1646357 70228 10:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:02 ens3 372.78 212.71 1273.30 65.19 0.00 0.00 0.00 0.00 10:27:02 lo 2.03 2.03 0.18 0.18 0.00 0.00 0.00 0.00 10:28:01 ens3 80.61 59.62 725.37 13.79 0.00 0.00 0.00 0.00 10:28:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 10:29:01 ens3 343.35 335.40 2480.51 61.62 0.00 0.00 0.00 0.00 10:29:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 13.48 14.45 11.57 12.96 0.00 0.00 0.00 0.00 10:30:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 202.36 155.71 1123.75 38.38 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10505) 04/04/26 _x86_64_ (4 CPU) 10:25:58 LINUX RESTART (4 CPU) 10:26:02 CPU %user %nice %system %iowait %steal %idle 10:27:02 all 21.65 0.00 2.99 6.18 3.41 65.76 10:27:02 0 23.37 0.00 5.02 7.28 3.34 60.98 10:27:02 1 15.00 0.00 1.87 5.62 2.63 74.88 10:27:02 2 40.84 0.00 2.90 3.13 4.61 48.52 10:27:02 3 7.38 0.00 2.18 8.69 3.06 78.69 10:28:01 all 22.66 0.00 1.55 2.13 2.42 71.23 10:28:01 0 37.99 0.00 1.90 0.91 2.96 56.24 10:28:01 1 5.35 0.00 0.47 0.39 1.29 92.50 10:28:01 2 39.78 0.00 2.81 0.60 3.78 53.03 10:28:01 3 7.28 0.00 0.99 6.64 1.67 83.42 10:29:01 all 35.40 0.00 1.95 1.47 5.67 55.51 10:29:01 0 28.72 0.00 1.74 1.59 5.28 62.67 10:29:01 1 43.20 0.00 1.27 0.21 5.62 49.70 10:29:01 2 31.72 0.00 2.74 1.01 6.13 58.39 10:29:01 3 38.00 0.00 2.03 3.06 5.65 51.26 10:30:01 all 20.26 0.00 1.00 0.97 1.55 76.23 10:30:01 0 6.33 0.00 0.70 2.68 0.80 89.50 10:30:01 1 54.57 0.00 1.81 0.41 2.89 40.32 10:30:01 2 11.59 0.00 0.68 0.07 1.61 86.06 10:30:01 3 8.50 0.00 0.80 0.72 0.90 89.09 Average: all 25.04 0.00 1.87 2.68 3.27 67.14 Average: 0 24.08 0.00 2.33 3.10 3.10 67.39 Average: 1 29.73 0.00 1.36 1.65 3.12 64.14 Average: 2 30.94 0.00 2.28 1.20 4.04 61.55 Average: 3 15.39 0.00 1.50 4.76 2.83 75.52