---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1156 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 542 1120 0 2281 3134 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:9b:7e:4a brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fe9b:7e4a/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-1156) 05/17/25 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 137.01 54.31 82.70 3583.80 7715.78 23:20:01 82.64 29.78 52.86 1631.06 10264.16 23:21:01 9.83 0.00 9.83 0.00 455.66 23:22:01 35.81 10.61 25.20 722.81 3148.81 23:23:01 44.53 6.93 37.59 256.36 8626.56 Average: 61.96 20.33 41.64 1238.81 6042.19 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1818924 3390336 2219720 54.96 50568 1675876 581744 11.44 509272 1536484 168960 23:20:01 1509756 3246764 2528888 62.62 57824 1826796 726292 14.28 667188 1672028 4604 23:21:01 1467360 3212176 2571284 63.67 59748 1831576 751744 14.78 703564 1675440 2488 23:22:01 599688 2453048 3438956 85.15 62092 1933892 1421348 27.94 1493592 1739472 192 23:23:01 1206548 3266388 2832096 70.12 67096 2130792 656432 12.90 814148 1808040 28728 Average: 1320455 3113742 2718189 67.30 59466 1879786 827512 16.27 837553 1686293 40994 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:19:01 ens3 365.99 262.64 1624.06 70.71 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 118.93 121.23 771.55 20.90 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 81.92 120.51 74.04 18.86 0.00 0.00 0.00 0.00 23:22:01 lo 120.20 120.20 36.52 36.52 0.00 0.00 0.00 0.00 23:22:01 ens3 200.73 217.65 1313.43 37.67 0.00 0.00 0.00 0.00 23:23:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 23:23:01 ens3 501.25 404.87 1463.28 174.22 0.00 0.00 0.00 0.00 Average: lo 24.67 24.67 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 253.76 225.38 1049.27 64.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1156) 05/17/25 _x86_64_ (4 CPU) 23:17:51 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 20.93 0.00 1.68 3.88 0.06 73.45 23:19:01 0 24.59 0.00 2.04 3.37 0.05 69.95 23:19:01 1 9.41 0.00 0.78 0.50 0.03 89.27 23:19:01 2 39.42 0.00 2.59 4.43 0.08 53.48 23:19:01 3 10.28 0.00 1.31 7.23 0.05 81.13 23:20:01 all 13.93 0.00 0.74 1.42 0.05 83.86 23:20:01 0 18.35 0.00 0.97 0.93 0.05 79.70 23:20:01 1 8.24 0.00 0.58 2.60 0.03 88.54 23:20:01 2 17.54 0.00 0.52 0.80 0.08 81.06 23:20:01 3 11.63 0.00 0.88 1.34 0.07 86.09 23:21:01 all 4.72 0.00 0.29 0.05 0.03 94.90 23:21:01 0 4.29 0.00 0.25 0.00 0.02 95.45 23:21:01 1 7.23 0.00 0.58 0.08 0.05 92.05 23:21:01 2 5.20 0.00 0.12 0.00 0.02 94.66 23:21:01 3 2.17 0.00 0.23 0.12 0.03 97.45 23:22:01 all 34.81 0.00 1.20 0.28 0.08 63.62 23:22:01 0 30.80 0.00 1.29 0.20 0.08 67.63 23:22:01 1 37.09 0.00 1.20 0.28 0.08 61.34 23:22:01 2 38.87 0.00 1.03 0.27 0.08 59.75 23:22:01 3 32.45 0.00 1.31 0.39 0.08 65.78 23:23:01 all 28.68 0.00 1.25 0.45 0.07 69.55 23:23:01 0 26.41 0.00 1.08 0.08 0.05 72.38 23:23:01 1 22.24 0.00 1.19 0.95 0.07 75.55 23:23:01 2 41.07 0.00 1.34 0.07 0.07 57.46 23:23:01 3 25.03 0.00 1.40 0.68 0.07 72.82 Average: all 20.61 0.00 1.03 1.21 0.06 77.08 Average: 0 20.90 0.00 1.13 0.92 0.05 77.01 Average: 1 16.84 0.00 0.87 0.88 0.05 81.36 Average: 2 28.42 0.00 1.12 1.11 0.07 69.29 Average: 3 16.30 0.00 1.02 1.95 0.06 80.67