---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1533 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 7.9G 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 465 5034 0 2475 7223 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:26:f9:cf brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe26:f9cf/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-1533) 10/31/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 135.63 54.81 80.82 3585.67 8545.91 05:59:01 101.35 37.03 64.32 2257.09 13800.10 06:00:01 23.69 13.70 10.00 820.26 6345.22 Average: 86.89 35.18 51.71 2220.93 9563.56 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 5812976 7422996 2354444 28.83 50296 1729820 692000 7.51 567544 1607560 214420 05:59:01 5248512 7258400 2918908 35.74 63484 2101416 833240 9.04 774316 1934008 161560 06:00:01 5233516 7460804 2933904 35.92 68400 2308100 619520 6.72 672836 2038472 182832 Average: 5431668 7380733 2735752 33.50 60727 2046445 714920 7.76 671565 1860013 186271 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 05:58:01 ens3 343.73 221.90 2053.98 65.60 0.00 0.00 0.00 0.00 05:59:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 05:59:01 ens3 190.25 184.70 3126.63 34.02 0.00 0.00 0.00 0.00 06:00:01 lo 121.84 121.84 36.49 36.49 0.00 0.00 0.00 0.00 06:00:01 ens3 103.23 100.88 1206.83 20.58 0.00 0.00 0.00 0.00 Average: lo 41.44 41.44 12.24 12.24 0.00 0.00 0.00 0.00 Average: ens3 212.40 169.16 2129.09 40.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1533) 10/31/26 _x86_64_ (4 CPU) 05:56:52 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 21.42 0.00 1.78 3.86 0.07 72.87 05:58:01 0 11.66 0.00 1.54 9.35 0.05 77.39 05:58:01 1 23.27 0.00 1.83 1.45 0.07 73.38 05:58:01 2 20.52 0.00 1.76 3.25 0.07 74.41 05:58:01 3 30.18 0.00 1.99 1.45 0.07 66.32 05:59:01 all 17.98 0.00 1.19 1.91 0.06 78.86 05:59:01 0 12.72 0.00 0.47 1.59 0.05 85.18 05:59:01 1 12.50 0.00 1.44 4.69 0.05 81.32 05:59:01 2 33.44 0.00 1.67 0.17 0.10 64.62 05:59:01 3 13.26 0.00 1.17 1.22 0.05 84.30 06:00:01 all 42.25 0.00 1.52 0.30 0.11 55.82 06:00:01 0 39.36 0.00 1.66 0.38 0.10 58.49 06:00:01 1 44.74 0.00 1.62 0.42 0.12 53.11 06:00:01 2 42.52 0.00 1.27 0.23 0.10 55.88 06:00:01 3 42.39 0.00 1.52 0.15 0.12 55.82 Average: all 27.22 0.00 1.49 2.03 0.08 69.18 Average: 0 21.26 0.00 1.22 3.77 0.07 73.68 Average: 1 26.84 0.00 1.63 2.18 0.08 69.26 Average: 2 32.17 0.00 1.57 1.21 0.09 64.97 Average: 3 28.62 0.00 1.56 0.94 0.08 68.80