---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8453 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 473 5151 0 2351 7218 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:65:c0:03 brd ff:ff:ff:ff:ff:ff inet 10.32.7.1/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe65:c003/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8453) 08/16/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 117.71 48.42 69.29 3425.12 6533.31 07:07:01 65.79 20.23 45.56 1381.77 8868.52 07:08:01 63.09 18.19 44.89 875.83 11318.74 07:09:01 24.35 1.95 22.40 110.11 5949.81 Average: 67.73 22.20 45.54 1448.24 8167.79 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5933556 7415792 2233856 27.35 40168 1619400 688608 7.47 597340 1467180 105428 07:07:01 5597992 7425208 2569420 31.46 58352 1929504 814716 8.84 587616 1778788 213116 07:08:01 5276968 7385024 2890444 35.39 66244 2195164 681924 7.40 759952 1912728 151708 07:09:01 5342036 7456968 2825376 34.59 68164 2199560 618196 6.71 701732 1903464 7172 Average: 5537638 7420748 2629774 32.20 58232 1985907 700861 7.60 661660 1765540 119356 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 378.64 219.98 1504.07 64.71 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 87.62 77.19 898.40 15.73 0.00 0.00 0.00 0.00 07:07:01 lo 1.60 1.60 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 117.99 107.80 1852.64 20.75 0.00 0.00 0.00 0.00 07:08:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 58.71 68.97 28.08 684.33 0.00 0.00 0.00 0.00 07:09:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 160.74 118.49 1070.88 196.36 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8453) 08/16/26 _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 23.90 0.00 1.86 3.75 1.59 68.90 07:06:01 0 19.98 0.00 1.29 3.03 1.80 73.90 07:06:01 1 9.98 0.00 1.89 6.09 1.16 80.88 07:06:01 2 46.48 0.00 2.73 4.85 2.29 43.65 07:06:01 3 19.22 0.00 1.60 1.03 1.11 77.03 07:07:01 all 21.10 0.00 1.47 1.65 1.28 74.50 07:07:01 0 11.66 0.00 1.27 1.83 2.01 83.24 07:07:01 1 19.05 0.00 1.30 3.62 0.98 75.05 07:07:01 2 46.20 0.00 2.53 0.18 1.65 49.43 07:07:01 3 7.58 0.00 0.73 0.92 0.48 90.29 07:08:01 all 40.28 0.00 2.00 1.69 3.62 52.41 07:08:01 0 38.85 0.00 1.58 0.65 3.18 55.75 07:08:01 1 36.44 0.00 2.08 1.07 3.80 56.60 07:08:01 2 50.52 0.00 2.00 0.41 3.58 43.48 07:08:01 3 35.36 0.00 2.38 4.60 3.88 53.77 07:09:01 all 20.19 0.00 1.07 0.91 1.39 76.44 07:09:01 0 14.47 0.00 1.11 1.83 1.10 81.49 07:09:01 1 45.29 0.00 1.54 0.40 1.74 51.03 07:09:01 2 3.17 0.00 0.48 0.05 1.04 95.26 07:09:01 3 17.87 0.00 1.16 1.39 1.67 77.91 Average: all 26.38 0.00 1.60 2.00 1.97 68.05 Average: 0 21.22 0.00 1.31 1.83 2.02 73.61 Average: 1 27.70 0.00 1.70 2.79 1.92 65.88 Average: 2 36.55 0.00 1.93 1.37 2.14 58.00 Average: 3 20.06 0.00 1.47 1.99 1.79 74.68