---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9188 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 458 5168 0 2349 7233 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:a7:69:a3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fea7:69a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9188) 11/15/25 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 tps rtps wtps bread/s bwrtn/s 05:17:01 56.93 0.23 56.70 26.79 9479.37 05:18:01 62.19 30.33 31.86 1648.13 7828.56 05:19:01 19.13 10.05 9.08 774.00 3605.27 05:20:01 24.43 1.52 22.91 102.37 7200.93 Average: 40.67 10.53 30.14 637.77 7028.64 05:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5803508 7403684 2363904 28.94 53268 1715844 700040 7.60 606348 1569996 87648 05:18:01 5415904 7276892 2751508 33.69 61168 1958944 821336 8.91 743688 1800944 80844 05:19:01 4428556 6335700 3738856 45.78 63196 2000692 1699576 18.44 1738888 1781812 360 05:20:01 5261920 7373368 2905492 35.57 68404 2195520 711192 7.72 767864 1916516 27156 Average: 5227472 7097411 2939940 36.00 61509 1967750 983036 10.67 964197 1767317 49002 05:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:17:01 ens3 48.90 38.05 647.59 4.91 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 194.67 155.82 2559.86 26.89 0.00 0.00 0.00 0.00 05:19:01 lo 86.42 86.42 32.03 32.03 0.00 0.00 0.00 0.00 05:19:01 ens3 37.46 36.41 251.82 6.39 0.00 0.00 0.00 0.00 05:20:01 lo 35.09 35.09 4.46 4.46 0.00 0.00 0.00 0.00 05:20:01 ens3 117.83 103.43 1255.26 19.88 0.00 0.00 0.00 0.00 Average: lo 30.78 30.78 9.16 9.16 0.00 0.00 0.00 0.00 Average: ens3 99.71 83.43 1178.61 14.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9188) 11/15/25 _x86_64_ (4 CPU) 05:15:01 LINUX RESTART (4 CPU) 05:16:01 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 17.52 0.00 1.05 2.43 1.17 77.83 05:17:01 0 26.67 0.00 1.45 1.41 1.33 69.14 05:17:01 1 1.44 0.00 0.27 4.84 0.53 92.92 05:17:01 2 7.06 0.00 0.61 0.07 0.83 91.43 05:17:01 3 34.89 0.00 1.87 3.42 2.01 57.81 05:18:01 all 17.46 0.00 1.35 1.48 2.58 77.12 05:18:01 0 11.16 0.00 1.77 1.18 2.32 83.58 05:18:01 1 14.94 0.00 0.93 1.06 2.02 81.06 05:18:01 2 29.73 0.00 1.67 2.07 3.04 63.49 05:18:01 3 14.01 0.00 1.06 1.63 2.95 80.34 05:19:01 all 46.00 0.00 1.77 0.77 6.07 45.38 05:19:01 0 45.97 0.00 1.69 0.43 5.80 46.11 05:19:01 1 44.31 0.00 2.26 1.39 6.18 45.85 05:19:01 2 49.44 0.00 1.30 0.13 5.82 43.31 05:19:01 3 44.32 0.00 1.80 1.13 6.49 46.26 05:20:01 all 26.36 0.00 1.37 1.04 2.40 68.83 05:20:01 0 29.48 0.00 1.32 1.07 2.48 65.65 05:20:01 1 14.58 0.00 1.31 2.48 2.18 79.45 05:20:01 2 22.03 0.00 0.76 0.13 2.00 75.07 05:20:01 3 39.34 0.00 2.08 0.48 2.94 55.16 Average: all 26.88 0.00 1.39 1.43 3.06 67.24 Average: 0 28.35 0.00 1.56 1.02 2.99 66.08 Average: 1 18.89 0.00 1.19 2.44 2.74 74.74 Average: 2 27.10 0.00 1.09 0.60 2.93 68.28 Average: 3 33.17 0.00 1.70 1.66 3.61 59.86