---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1187 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 7.7G 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 5173 0 2344 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:85:2f:75 brd ff:ff:ff:ff:ff:ff inet 10.32.6.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85885sec preferred_lft 85885sec inet6 fe80::f816:3eff:fe85:2f75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1187) 08/16/25 _x86_64_ (4 CPU) 20:22:50 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 109.20 54.06 55.14 3547.68 4464.59 20:25:01 55.85 0.22 55.63 26.66 9291.84 20:26:01 65.68 29.67 36.02 1629.07 6808.27 20:27:01 9.80 0.02 9.78 0.13 365.94 20:28:01 39.06 10.40 28.66 725.88 3660.32 20:29:01 2.55 0.10 2.45 3.07 99.98 20:30:01 29.71 3.80 25.91 111.05 2637.56 20:31:01 27.86 0.68 27.18 77.72 6062.72 Average: 42.46 12.37 30.10 765.12 4173.95 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 6057516 7447140 2109896 25.83 35872 1534324 672496 7.30 551068 1395252 70172 20:25:01 5847936 7486860 2319476 28.40 55944 1747584 624380 6.77 514768 1608076 124564 20:26:01 5518204 7269704 2649208 32.44 59184 1854696 802340 8.71 748940 1698784 1736 20:27:01 5508808 7267588 2658604 32.55 61132 1859128 802340 8.71 752580 1702480 1284 20:28:01 4455856 6340156 3711556 45.44 63476 1978536 2151700 23.35 1713776 1782188 1920 20:29:01 4398840 6283408 3768572 46.14 63544 1978640 2194236 23.81 1772680 1779768 24 20:30:01 5346956 7442836 2820456 34.53 67316 2181776 650088 7.05 704752 1895768 146996 20:31:01 5334196 7440460 2833216 34.69 69636 2189464 657456 7.13 714956 1898096 9460 Average: 5308539 7122269 2858873 35.00 59513 1915518 1069380 11.60 934190 1720052 44520 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 20:24:01 ens3 294.48 190.57 1136.75 63.40 0.00 0.00 0.00 0.00 20:25:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 20:25:01 ens3 42.17 34.97 550.50 4.55 0.00 0.00 0.00 0.00 20:26:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 20:26:01 ens3 136.18 131.20 964.72 31.88 0.00 0.00 0.00 0.00 20:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:27:01 ens3 61.07 87.80 65.16 14.06 0.00 0.00 0.00 0.00 20:28:01 lo 1.62 1.62 0.86 0.86 0.00 0.00 0.00 0.00 20:28:01 ens3 230.69 261.24 1586.77 39.52 0.00 0.00 0.00 0.00 20:29:01 lo 13.81 13.81 4.00 4.00 0.00 0.00 0.00 0.00 20:29:01 ens3 4.55 3.30 1.13 1.06 0.00 0.00 0.00 0.00 20:30:01 lo 14.40 14.40 3.07 3.07 0.00 0.00 0.00 0.00 20:30:01 ens3 243.26 252.94 1123.52 53.56 0.00 0.00 0.00 0.00 20:31:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:31:01 ens3 12.08 12.63 9.25 6.04 0.00 0.00 0.00 0.00 Average: lo 4.21 4.21 1.03 1.03 0.00 0.00 0.00 0.00 Average: ens3 128.06 121.83 679.71 26.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1187) 08/16/25 _x86_64_ (4 CPU) 20:22:50 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 19.54 0.00 1.62 3.16 1.17 74.51 20:24:01 0 15.88 0.00 1.62 3.80 1.05 77.65 20:24:01 1 17.09 0.00 1.60 5.11 1.15 75.06 20:24:01 2 16.63 0.00 1.68 2.08 1.15 78.45 20:24:01 3 28.60 0.00 1.58 1.63 1.28 66.90 20:25:01 all 20.90 0.00 1.27 1.50 1.05 75.27 20:25:01 0 4.71 0.00 0.35 0.02 0.28 94.64 20:25:01 1 4.66 0.00 0.63 3.04 0.70 90.97 20:25:01 2 31.70 0.00 1.84 2.44 1.38 62.64 20:25:01 3 42.53 0.00 2.24 0.51 1.88 52.84 20:26:01 all 14.51 0.00 0.85 1.10 0.92 82.62 20:26:01 0 15.18 0.00 0.63 0.65 0.80 82.73 20:26:01 1 12.83 0.00 0.83 1.55 0.80 83.99 20:26:01 2 11.84 0.00 0.98 1.08 0.65 85.44 20:26:01 3 18.17 0.00 0.97 1.13 1.42 78.31 20:27:01 all 4.09 0.00 0.29 0.03 0.22 95.37 20:27:01 0 1.95 0.00 0.10 0.00 0.18 97.76 20:27:01 1 4.96 0.00 0.67 0.05 0.08 94.24 20:27:01 2 5.63 0.00 0.23 0.07 0.18 93.88 20:27:01 3 3.83 0.00 0.15 0.00 0.43 95.59 20:28:01 all 39.99 0.00 1.61 0.77 2.71 54.92 20:28:01 0 43.95 0.00 1.26 0.48 2.66 51.65 20:28:01 1 40.67 0.00 1.36 1.03 2.74 54.19 20:28:01 2 36.24 0.00 1.84 0.98 2.62 58.32 20:28:01 3 39.10 0.00 2.00 0.60 2.82 55.49 20:29:01 all 4.25 0.00 0.48 0.02 0.31 94.94 20:29:01 0 4.90 0.00 0.37 0.00 0.37 94.37 20:29:01 1 4.06 0.00 0.71 0.02 0.30 94.91 20:29:01 2 4.86 0.00 0.38 0.07 0.33 94.36 20:29:01 3 3.19 0.00 0.45 0.00 0.23 96.12 20:30:01 all 19.49 0.00 1.53 0.22 1.14 77.62 20:30:01 0 14.34 0.00 1.83 0.02 1.10 82.72 20:30:01 1 26.09 0.00 1.48 0.13 1.17 71.13 20:30:01 2 21.80 0.00 0.95 0.15 1.10 76.00 20:30:01 3 15.75 0.00 1.88 0.57 1.21 80.59 20:31:01 all 20.78 0.00 0.89 0.93 1.11 76.30 20:31:01 0 24.53 0.00 1.13 0.12 0.98 73.25 20:31:01 1 40.96 0.00 1.11 2.48 1.50 53.96 20:31:01 2 1.29 0.00 0.30 1.08 0.70 96.63 20:31:01 3 16.39 0.00 1.03 0.03 1.24 81.31 Average: all 17.95 0.00 1.07 0.97 1.08 78.93 Average: 0 15.69 0.00 0.91 0.63 0.93 81.83 Average: 1 18.92 0.00 1.05 1.68 1.05 77.30 Average: 2 16.25 0.00 1.03 0.99 1.01 80.71 Average: 3 20.95 0.00 1.29 0.56 1.31 75.89