---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3981 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 462 5222 0 2290 7231 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:00:26:90 brd ff:ff:ff:ff:ff:ff inet 10.32.6.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:fe00:2690/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3981) 06/28/25 _x86_64_ (4 CPU) 02:56:53 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 138.20 54.60 83.61 3586.54 40297.12 02:59:01 64.51 12.06 52.45 248.15 9102.63 03:00:01 31.98 0.67 31.31 26.53 6004.07 03:01:01 9.51 0.00 9.51 0.00 366.41 03:02:01 49.58 1.00 48.58 89.32 12088.79 03:03:01 23.58 0.48 23.10 18.13 1525.88 Average: 52.86 11.47 41.40 662.63 11571.35 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5995960 7415312 2171452 26.59 36580 1563044 709292 7.70 585724 1425008 86816 02:59:01 5778068 7414576 2389344 29.25 55924 1746200 821584 8.91 602388 1596520 122544 03:00:01 5551696 7241248 2615716 32.03 58112 1795464 883696 9.59 781400 1639968 1540 03:01:01 5523288 7220836 2644124 32.37 59980 1800432 891908 9.68 803828 1643336 1852 03:02:01 5410092 7463936 2757320 33.76 65188 2144128 625352 6.79 578108 1967968 31368 03:03:01 5386052 7442624 2781360 34.05 67152 2144816 647896 7.03 605952 1964080 11824 Average: 5607526 7366422 2559886 31.34 57156 1865681 763288 8.28 659567 1706147 42657 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 402.95 218.94 1376.90 65.23 0.00 0.00 0.00 0.00 02:58:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 02:59:01 ens3 65.51 39.01 424.52 8.32 0.00 0.00 0.00 0.00 02:59:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 03:00:01 ens3 91.85 102.95 801.46 20.19 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 82.44 121.26 75.68 18.56 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 622.88 473.35 4032.10 68.12 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 8.55 10.31 6.55 4.81 0.00 0.00 0.00 0.00 03:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 212.77 161.31 1121.41 30.93 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3981) 06/28/25 _x86_64_ (4 CPU) 02:56:53 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 21.95 0.00 2.56 4.31 2.95 68.23 02:58:02 0 7.23 0.00 1.52 8.97 2.37 79.91 02:58:02 1 32.54 0.00 1.98 2.71 3.48 59.29 02:58:02 2 26.04 0.00 1.80 2.12 3.03 67.00 02:58:02 3 22.04 0.00 4.95 3.39 2.94 66.67 02:59:01 all 22.02 0.00 1.46 1.76 1.94 72.81 02:59:01 0 4.29 0.00 0.61 3.10 0.75 91.25 02:59:01 1 15.87 0.00 0.71 0.27 2.07 81.09 02:59:01 2 44.92 0.00 3.13 3.48 3.06 45.41 02:59:01 3 23.00 0.00 1.42 0.20 1.89 73.48 03:00:01 all 12.40 0.00 0.65 0.35 2.37 84.24 03:00:01 0 11.90 0.00 0.61 0.10 2.29 85.10 03:00:01 1 10.98 0.00 0.68 0.07 2.44 85.84 03:00:01 2 11.00 0.00 0.32 0.00 1.78 86.90 03:00:01 3 15.72 0.00 0.94 1.22 2.96 79.16 03:01:01 all 5.31 0.00 0.33 0.03 1.18 93.15 03:01:01 0 4.70 0.00 0.22 0.00 1.11 93.97 03:01:01 1 2.93 0.00 0.10 0.03 0.45 96.49 03:01:01 2 5.65 0.00 0.15 0.00 0.96 93.24 03:01:01 3 7.96 0.00 0.85 0.08 2.19 88.92 03:02:01 all 20.18 0.00 1.76 0.80 3.34 73.93 03:02:01 0 10.01 0.00 1.24 0.28 2.65 85.82 03:02:01 1 34.64 0.00 1.90 0.78 3.31 59.38 03:02:01 2 12.44 0.00 1.93 0.35 3.53 81.75 03:02:01 3 23.63 0.00 1.99 1.79 3.86 68.74 03:03:01 all 20.66 0.00 0.88 0.64 1.30 76.52 03:03:01 0 2.55 0.00 0.43 0.02 0.66 96.34 03:03:01 1 15.09 0.00 0.58 0.20 1.03 83.10 03:03:01 2 32.10 0.00 1.37 2.23 1.78 62.53 03:03:01 3 32.97 0.00 1.13 0.12 1.71 64.07 Average: all 17.07 0.00 1.27 1.31 2.18 78.16 Average: 0 6.79 0.00 0.77 2.08 1.64 88.72 Average: 1 18.69 0.00 0.99 0.68 2.13 77.52 Average: 2 21.95 0.00 1.44 1.36 2.36 72.90 Average: 3 20.87 0.00 1.88 1.14 2.60 73.52