---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5057 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 40% / 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 466 5216 0 2292 7225 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:76:27:cd brd ff:ff:ff:ff:ff:ff inet 10.32.6.96/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85965sec preferred_lft 85965sec inet6 fe80::f816:3eff:fe76:27cd/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-5057) 07/05/25 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 159.77 79.38 80.38 4841.47 40103.08 23:20:01 56.57 0.22 56.35 27.11 9338.66 23:21:01 64.39 29.71 34.68 1630.00 6780.34 23:22:01 8.48 0.00 8.48 0.00 336.08 23:23:01 37.21 10.46 26.75 719.75 3154.81 23:24:01 35.56 3.87 31.69 113.98 2984.17 23:25:01 24.94 0.68 24.26 77.71 4822.26 Average: 55.27 17.80 37.47 1060.90 9645.51 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 6030060 7422556 2137352 26.17 36196 1537192 695624 7.55 581276 1397796 70772 23:20:01 5844528 7481396 2322884 28.44 55680 1745948 616608 6.69 525400 1606392 122624 23:21:01 5521836 7272300 2645576 32.39 58720 1854560 807028 8.76 751316 1698384 1460 23:22:01 5480388 7238424 2687024 32.90 60620 1859192 844228 9.16 787616 1701668 2940 23:23:01 4598452 6464280 3568960 43.70 62696 1961408 1521264 16.51 1592628 1765860 492 23:24:01 5302972 7353848 2864440 35.07 67340 2137916 740484 8.03 783760 1867256 116520 23:25:01 5297348 7354056 2870064 35.14 69432 2141100 732732 7.95 789808 1865976 10344 Average: 5439369 7226694 2728043 33.40 58669 1891045 851138 9.24 830258 1700476 46450 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 23:19:02 ens3 380.20 210.55 1216.47 63.98 0.00 0.00 0.00 0.00 23:20:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 23:20:01 ens3 36.55 28.43 530.22 4.17 0.00 0.00 0.00 0.00 23:21:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 127.13 123.76 983.93 20.77 0.00 0.00 0.00 0.00 23:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 79.92 116.68 71.55 18.24 0.00 0.00 0.00 0.00 23:23:01 lo 58.87 58.87 22.14 22.14 0.00 0.00 0.00 0.00 23:23:01 ens3 171.65 181.94 1308.18 33.02 0.00 0.00 0.00 0.00 23:24:01 lo 62.46 62.46 14.30 14.30 0.00 0.00 0.00 0.00 23:24:01 ens3 213.78 240.11 1113.39 44.36 0.00 0.00 0.00 0.00 23:25:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:25:01 ens3 11.63 12.86 9.22 6.05 0.00 0.00 0.00 0.00 Average: lo 18.01 18.01 5.28 5.28 0.00 0.00 0.00 0.00 Average: ens3 146.09 130.86 748.05 27.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5057) 07/05/25 _x86_64_ (4 CPU) 23:17:57 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 20.22 0.00 2.62 4.77 3.30 69.09 23:19:02 0 28.32 0.00 2.29 6.78 3.58 59.04 23:19:02 1 7.68 0.00 1.91 4.06 2.83 83.52 23:19:02 2 34.80 0.00 4.79 2.92 4.21 53.28 23:19:02 3 10.12 0.00 1.47 5.35 2.56 80.50 23:20:01 all 20.35 0.00 1.29 1.73 1.53 75.11 23:20:01 0 12.60 0.00 0.88 0.66 1.15 84.71 23:20:01 1 54.80 0.00 2.96 0.73 3.04 38.47 23:20:01 2 12.40 0.00 0.69 0.05 1.15 85.70 23:20:01 3 1.67 0.00 0.62 5.46 0.76 91.50 23:21:01 all 14.68 0.00 0.98 1.24 3.80 79.30 23:21:01 0 12.12 0.00 0.82 1.81 3.07 82.17 23:21:01 1 20.36 0.00 0.49 0.71 4.14 74.30 23:21:01 2 15.00 0.00 1.95 0.90 4.68 77.47 23:21:01 3 11.19 0.00 0.66 1.53 3.32 83.30 23:22:01 all 5.08 0.00 0.39 0.04 1.45 93.04 23:22:01 0 1.13 0.00 0.05 0.05 0.40 98.37 23:22:01 1 7.12 0.00 0.46 0.00 1.67 90.75 23:22:01 2 4.69 0.00 0.53 0.10 1.89 92.79 23:22:01 3 7.39 0.00 0.53 0.00 1.82 90.26 23:23:01 all 43.69 0.00 1.56 0.62 8.58 45.55 23:23:01 0 40.12 0.00 1.53 0.64 8.50 49.21 23:23:01 1 49.01 0.00 1.00 0.72 8.48 40.79 23:23:01 2 47.92 0.00 2.28 0.68 9.35 39.77 23:23:01 3 37.73 0.00 1.43 0.41 8.01 52.42 23:24:01 all 23.68 0.00 1.41 0.37 4.12 70.41 23:24:01 0 16.00 0.00 1.42 0.41 3.66 78.50 23:24:01 1 28.08 0.00 1.60 0.02 4.34 65.97 23:24:01 2 34.80 0.00 1.80 0.96 5.09 57.35 23:24:01 3 15.78 0.00 0.81 0.13 3.38 79.89 23:25:01 all 20.44 0.00 0.92 0.86 1.68 76.10 23:25:01 0 5.54 0.00 0.62 0.00 0.57 93.28 23:25:01 1 44.23 0.00 1.54 0.23 2.56 51.44 23:25:01 2 6.01 0.00 0.78 2.90 1.33 88.98 23:25:01 3 25.96 0.00 0.76 0.28 2.30 70.70 Average: all 21.21 0.00 1.31 1.37 3.51 72.59 Average: 0 16.63 0.00 1.09 1.48 3.01 77.79 Average: 1 30.12 0.00 1.42 0.92 3.88 63.66 Average: 2 22.33 0.00 1.84 1.22 3.98 70.64 Average: 3 15.77 0.00 0.90 1.87 3.18 78.28