---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9773 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 500 5294 0 2181 7195 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:55:44:55 brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe55:4455/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9773) 03/26/26 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 96.57 26.81 69.76 851.99 5225.81 07:07:01 84.90 29.93 54.97 1674.92 8163.97 07:08:01 60.39 8.32 52.07 499.38 6838.33 07:09:01 24.36 3.22 21.14 127.29 4782.81 Average: 66.55 17.07 49.49 788.37 6252.67 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5805340 7350972 2362080 28.92 46312 1672112 740332 8.03 686444 1498116 161672 07:07:01 5518796 7239280 2648624 32.43 59148 1824040 828912 8.99 783800 1665080 94552 07:08:01 5373976 7318044 2793444 34.20 65696 2035408 735996 7.99 820824 1762468 124744 07:09:01 5436452 7390624 2730968 33.44 67588 2042684 674840 7.32 756800 1762676 17420 Average: 5533641 7324730 2633779 32.25 59686 1893561 745020 8.08 761967 1672085 99597 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 07:06:01 ens3 152.14 110.48 940.15 39.61 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 136.73 143.63 708.86 27.46 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:08:01 ens3 288.85 305.40 1369.23 60.38 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 60.50 66.33 28.32 598.92 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 159.55 156.45 761.61 181.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9773) 03/26/26 _x86_64_ (4 CPU) 07:04:43 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.44 0.00 1.51 3.08 1.38 72.59 07:06:01 0 6.75 0.00 0.83 5.62 0.72 86.08 07:06:01 1 26.21 0.00 1.80 0.58 1.30 70.11 07:06:01 2 12.39 0.00 0.83 0.45 1.06 85.27 07:06:01 3 40.35 0.00 2.55 5.65 2.45 48.99 07:07:01 all 28.56 0.00 1.91 1.91 1.91 65.71 07:07:01 0 30.69 0.00 1.73 1.59 1.79 64.20 07:07:01 1 32.62 0.00 1.96 0.90 1.66 62.86 07:07:01 2 25.35 0.00 2.02 1.65 2.31 68.67 07:07:01 3 25.57 0.00 1.95 3.50 1.87 67.11 07:08:01 all 40.09 0.00 1.95 0.93 2.96 54.07 07:08:01 0 53.86 0.00 1.62 0.18 3.10 41.24 07:08:01 1 32.06 0.00 1.68 1.30 2.81 62.16 07:08:01 2 39.37 0.00 1.98 1.06 2.95 54.64 07:08:01 3 35.09 0.00 2.53 1.18 2.98 58.22 07:09:01 all 21.21 0.00 1.12 0.75 1.09 75.83 07:09:01 0 12.06 0.00 1.11 0.17 0.60 86.06 07:09:01 1 34.33 0.00 1.36 2.41 1.63 60.28 07:09:01 2 33.48 0.00 1.36 0.41 1.51 63.24 07:09:01 3 4.90 0.00 0.66 0.00 0.65 93.79 Average: all 27.82 0.00 1.62 1.67 1.84 67.05 Average: 0 25.83 0.00 1.32 1.89 1.55 69.40 Average: 1 31.31 0.00 1.70 1.30 1.85 63.84 Average: 2 27.65 0.00 1.55 0.90 1.96 67.95 Average: 3 26.49 0.00 1.92 2.59 1.99 67.02