---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-525 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 468 5358 0 2148 7229 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:2d:d1:c2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.22/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe2d:d1c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-525) 08/09/25 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 114.15 48.81 65.34 3429.83 6254.84 07:07:01 79.97 29.93 50.04 1681.85 8418.86 07:08:01 59.89 8.83 51.06 499.65 6991.77 07:09:01 23.93 0.35 23.58 33.73 4784.40 Average: 69.48 21.98 47.50 1411.26 6612.47 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5939632 7387196 2227788 27.28 38744 1587868 723708 7.85 622988 1441280 79220 07:07:01 5638056 7342448 2529364 30.97 58140 1810120 781804 8.48 681892 1653028 104308 07:08:01 5553248 7464192 2614172 32.01 63264 2006660 620504 6.73 671324 1738228 127444 07:09:01 5517036 7432680 2650384 32.45 65408 2009060 657068 7.13 709200 1736312 13368 Average: 5661993 7406629 2505427 30.68 56389 1853427 695771 7.55 671351 1642212 81085 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 313.95 197.18 1444.10 64.02 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 89.39 66.21 451.35 21.79 0.00 0.00 0.00 0.00 07:07:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 242.01 276.45 1239.06 639.47 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 11.35 12.68 9.30 6.03 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 164.17 138.13 785.95 182.83 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-525) 08/09/25 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.57 0.00 1.84 4.12 1.47 69.00 07:06:01 0 16.51 0.00 1.40 2.04 1.06 78.99 07:06:01 1 35.31 0.00 2.23 5.92 1.78 54.76 07:06:01 2 24.51 0.00 2.28 4.74 1.61 66.86 07:06:01 3 17.99 0.00 1.45 3.79 1.40 75.38 07:07:01 all 24.51 0.00 1.55 2.47 1.49 69.98 07:07:01 0 9.20 0.00 0.72 0.70 0.72 88.67 07:07:01 1 32.38 0.00 2.24 1.35 1.58 62.46 07:07:01 2 35.00 0.00 1.49 5.43 2.09 56.00 07:07:01 3 21.39 0.00 1.72 2.42 1.58 72.89 07:08:01 all 33.06 0.00 1.84 1.17 2.39 61.54 07:08:01 0 24.68 0.00 1.45 0.76 1.84 71.26 07:08:01 1 23.88 0.00 0.88 1.23 1.94 72.08 07:08:01 2 50.34 0.00 2.22 1.29 2.92 43.22 07:08:01 3 33.32 0.00 2.83 1.38 2.88 59.59 07:09:01 all 20.72 0.00 0.94 0.99 0.86 76.49 07:09:01 0 46.18 0.00 1.80 3.30 1.27 47.45 07:09:01 1 8.11 0.00 0.60 0.07 0.33 90.89 07:09:01 2 23.78 0.00 0.76 0.28 1.26 73.91 07:09:01 3 4.84 0.00 0.62 0.33 0.58 93.63 Average: all 25.47 0.00 1.54 2.19 1.55 69.25 Average: 0 24.13 0.00 1.34 1.70 1.22 71.61 Average: 1 24.93 0.00 1.49 2.14 1.41 70.03 Average: 2 33.41 0.00 1.69 2.94 1.97 59.99 Average: 3 19.38 0.00 1.65 1.98 1.61 75.38