---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9851 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 7.7G 12G 41% / 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 5166 0 2338 7221 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:b8:7c:f9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.219/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:feb8:7cf9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9851) 09/03/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 144.47 65.69 78.77 4264.18 39787.95 07:07:01 57.67 0.17 57.51 20.80 10057.52 07:08:01 76.71 35.54 41.17 2159.15 9226.92 07:09:01 28.56 4.62 23.95 184.50 8698.28 07:10:01 20.45 0.27 20.19 23.72 1412.66 Average: 65.57 21.26 44.32 1330.46 13836.14 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6090752 7464880 2076668 25.43 35064 1520400 641592 6.96 533756 1383568 62276 07:07:01 5806488 7420212 2360932 28.91 53524 1729504 668260 7.25 587792 1588680 74828 07:08:01 5083900 7031892 3083520 37.75 64652 2038620 1142272 12.39 1033252 1835820 100180 07:09:01 5256656 7360136 2910764 35.64 67588 2188972 718160 7.79 792904 1900940 26356 07:10:01 5253212 7359604 2914208 35.68 69372 2189796 727624 7.90 804044 1892648 9460 Average: 5498202 7327345 2669218 32.68 58040 1933458 779582 8.46 750350 1720331 54620 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 308.78 178.16 1078.52 61.23 0.00 0.00 0.00 0.00 07:06:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 07:07:01 ens3 34.38 26.23 774.87 4.17 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 137.30 119.44 1971.86 27.23 0.00 0.00 0.00 0.00 07:08:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 76.50 78.54 387.03 686.01 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 07:10:01 ens3 13.06 12.84 8.65 6.20 0.00 0.00 0.00 0.00 07:10:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 114.00 83.04 844.15 156.95 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 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-9851) 09/03/26 _x86_64_ (4 CPU) 07:04:55 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 18.73 0.00 2.75 6.57 4.86 67.10 07:06:01 0 15.39 0.00 4.65 4.60 3.86 71.50 07:06:01 1 24.89 0.00 1.46 3.87 5.20 64.57 07:06:01 2 18.49 0.00 2.74 12.64 6.20 59.93 07:06:01 3 16.08 0.00 2.15 5.07 4.18 72.52 07:07:01 all 18.15 0.00 1.04 2.55 2.48 75.78 07:07:01 0 11.02 0.00 0.70 0.27 1.05 86.97 07:07:01 1 38.72 0.00 1.33 0.79 3.79 55.36 07:07:01 2 9.86 0.00 1.25 8.48 3.93 76.47 07:07:01 3 13.03 0.00 0.88 0.51 1.09 84.48 07:08:01 all 29.51 0.00 1.98 2.50 7.78 58.23 07:08:01 0 25.63 0.00 1.72 3.03 7.14 62.49 07:08:01 1 40.18 0.00 3.05 1.26 8.48 47.03 07:08:01 2 23.51 0.00 1.78 2.55 8.56 63.61 07:08:01 3 28.76 0.00 1.41 3.15 6.95 59.72 07:09:01 all 23.87 0.00 1.08 1.24 3.38 70.43 07:09:01 0 16.41 0.00 1.00 0.70 3.14 78.74 07:09:01 1 29.11 0.00 1.05 0.66 3.20 65.98 07:09:01 2 27.83 0.00 1.51 2.85 4.08 63.73 07:09:01 3 22.19 0.00 0.75 0.73 3.13 73.21 07:10:01 all 19.64 0.00 0.89 0.97 2.16 76.34 07:10:01 0 33.61 0.00 0.96 0.36 3.82 61.26 07:10:01 1 23.06 0.00 1.11 0.12 1.69 74.02 07:10:01 2 12.45 0.00 0.71 3.38 2.28 81.18 07:10:01 3 9.24 0.00 0.78 0.03 0.81 89.13 Average: all 22.00 0.00 1.55 2.77 4.15 69.53 Average: 0 20.46 0.00 1.80 1.79 3.82 72.12 Average: 1 31.22 0.00 1.61 1.35 4.49 61.33 Average: 2 18.43 0.00 1.60 5.99 5.03 68.95 Average: 3 17.91 0.00 1.20 1.91 3.25 75.73