---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-280 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: 2799.998 BogoMIPS: 5599.99 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 483 5336 0 2155 7213 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:4f:23:dd brd ff:ff:ff:ff:ff:ff inet 10.32.7.24/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe4f:23dd/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-280) 12/12/25 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 97.72 28.63 69.09 949.44 5220.21 07:07:01 81.07 30.42 50.65 1708.19 8856.13 07:08:01 56.93 8.55 48.38 495.70 6473.04 07:09:01 24.76 0.83 23.93 47.19 4860.79 Average: 65.05 17.05 48.00 796.32 6342.07 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5886804 7383272 2280616 27.92 41132 1631292 720892 7.82 632260 1475492 121752 07:07:01 5590500 7302156 2576920 31.55 58208 1816808 780504 8.47 719072 1659588 96168 07:08:01 5473232 7389812 2694188 32.99 63276 2011888 701700 7.61 741972 1745192 128444 07:09:01 5449696 7371472 2717724 33.28 65340 2014600 697568 7.57 767516 1742524 12348 Average: 5600058 7361678 2567362 31.43 56989 1868647 725166 7.87 715205 1655699 89678 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 219.68 131.11 1106.90 45.90 0.00 0.00 0.00 0.00 07:06:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 96.36 70.95 470.30 18.66 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 274.23 282.81 1220.81 645.60 0.00 0.00 0.00 0.00 07:08:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 26.91 20.08 26.26 9.69 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 154.54 126.48 707.07 180.66 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-280) 12/12/25 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.28 0.00 1.44 3.55 1.80 71.92 07:06:02 0 48.37 0.00 2.34 5.72 2.58 40.99 07:06:02 1 10.93 0.00 0.88 0.53 1.06 86.60 07:06:02 2 16.79 0.00 1.61 6.35 2.16 73.09 07:06:02 3 9.03 0.00 0.95 1.66 1.43 86.93 07:07:01 all 23.34 0.00 1.58 2.58 2.39 70.11 07:07:01 0 18.32 0.00 1.44 0.57 1.99 77.67 07:07:01 1 20.32 0.00 1.30 2.12 2.21 74.05 07:07:01 2 30.45 0.00 2.09 6.65 2.94 57.87 07:07:01 3 24.25 0.00 1.47 0.94 2.39 70.95 07:08:01 all 31.31 0.00 1.84 1.02 3.84 61.98 07:08:01 0 24.57 0.00 1.67 1.17 3.47 69.11 07:08:01 1 19.30 0.00 1.39 0.23 3.05 76.03 07:08:01 2 28.25 0.00 1.57 1.35 3.90 64.93 07:08:01 3 53.10 0.00 2.72 1.32 4.96 37.91 07:09:01 all 20.15 0.00 0.97 0.83 1.02 77.03 07:09:01 0 24.65 0.00 1.32 0.08 0.95 73.00 07:09:01 1 20.52 0.00 0.83 0.22 0.95 77.48 07:09:01 2 0.92 0.00 0.42 2.30 0.40 95.97 07:09:01 3 34.47 0.00 1.34 0.75 1.75 61.69 Average: all 24.04 0.00 1.46 1.99 2.27 70.25 Average: 0 29.02 0.00 1.69 1.89 2.25 65.15 Average: 1 17.75 0.00 1.10 0.77 1.82 78.56 Average: 2 19.09 0.00 1.42 4.15 2.35 72.99 Average: 3 30.29 0.00 1.62 1.17 2.64 64.29