---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7603 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 560 13077 0 2401 15160 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:77:8a:8a brd ff:ff:ff:ff:ff:ff inet 10.30.106.126/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe77:8a8a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7603) 10/30/25 _x86_64_ (4 CPU) 21:10:24 LINUX RESTART (4 CPU) 21:11:02 tps rtps wtps bread/s bwrtn/s 21:12:01 127.71 32.77 94.93 1716.86 28774.38 21:13:01 115.11 14.91 100.20 938.11 33271.92 21:14:01 18.76 0.00 18.76 0.00 15781.90 21:15:01 2.27 0.00 2.27 0.00 46.79 21:16:02 24.19 3.65 20.54 244.28 6974.65 Average: 57.37 10.19 47.18 576.03 16929.79 21:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13810888 15518464 2614080 15.92 69792 1832256 898232 5.14 712540 1674240 225976 21:13:01 12513880 14416528 3911088 23.81 76360 2013528 1942688 11.12 1893496 1772244 20836 21:14:01 12502380 14405056 3922588 23.88 76440 2013576 1942688 11.12 1905600 1772276 88 21:15:01 12612168 14521944 3812800 23.21 76860 2019712 1692640 9.69 1789964 1777772 5752 21:16:02 13404260 15524388 3020708 18.39 80716 2221200 799056 4.57 861172 1907148 25144 Average: 12968715 14877276 3456253 21.04 76034 2020054 1455061 8.33 1432554 1780736 55559 21:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 1.36 1.36 0.16 0.16 0.00 0.00 0.00 0.00 21:12:01 ens3 126.11 78.97 1353.21 21.36 0.00 0.00 0.00 0.00 21:13:01 lo 0.92 0.92 0.05 0.05 0.00 0.00 0.00 0.00 21:13:01 ens3 836.79 594.83 2379.10 228.63 0.00 0.00 0.00 0.00 21:14:01 lo 2.53 2.53 0.12 0.12 0.00 0.00 0.00 0.00 21:14:01 ens3 15.36 9.58 8.01 2.85 0.00 0.00 0.00 0.00 21:15:01 lo 7.00 7.00 0.35 0.35 0.00 0.00 0.00 0.00 21:15:01 ens3 153.56 105.57 36.96 33.78 0.00 0.00 0.00 0.00 21:16:02 lo 13.51 13.51 2.43 2.43 0.00 0.00 0.00 0.00 21:16:02 ens3 1041.38 710.73 3207.81 234.23 0.00 0.00 0.00 0.00 Average: lo 5.08 5.08 0.63 0.63 0.00 0.00 0.00 0.00 Average: ens3 435.71 300.70 1397.29 104.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7603) 10/30/25 _x86_64_ (4 CPU) 21:10:24 LINUX RESTART (4 CPU) 21:11:02 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 20.75 0.00 1.29 5.85 0.06 72.06 21:12:01 0 5.87 0.00 0.42 7.77 0.03 85.90 21:12:01 1 32.46 0.00 1.66 2.59 0.07 63.21 21:12:01 2 9.97 0.00 0.71 10.67 0.05 78.60 21:12:01 3 34.68 0.00 2.34 2.36 0.08 60.54 21:13:01 all 64.39 0.00 2.29 1.75 0.11 31.46 21:13:01 0 66.33 0.00 1.89 0.90 0.12 30.76 21:13:01 1 66.66 0.00 2.12 1.77 0.10 29.35 21:13:01 2 56.53 0.00 2.72 3.04 0.15 37.56 21:13:01 3 68.02 0.00 2.44 1.30 0.10 28.13 21:14:01 all 0.86 0.00 0.10 1.25 0.03 97.76 21:14:01 0 0.93 0.00 0.17 0.00 0.03 98.87 21:14:01 1 0.55 0.00 0.13 0.07 0.02 99.23 21:14:01 2 0.52 0.00 0.03 4.92 0.00 94.53 21:14:01 3 1.45 0.00 0.08 0.00 0.03 98.43 21:15:01 all 4.08 0.00 0.37 0.01 0.03 95.51 21:15:01 0 3.20 0.00 0.57 0.00 0.02 96.21 21:15:01 1 4.56 0.00 0.38 0.03 0.03 94.99 21:15:01 2 4.34 0.00 0.27 0.00 0.05 95.34 21:15:01 3 4.19 0.00 0.27 0.02 0.03 95.49 21:16:02 all 54.05 0.00 2.20 0.35 0.10 43.30 21:16:02 0 47.73 0.00 2.86 0.30 0.12 48.99 21:16:02 1 51.76 0.00 2.58 0.59 0.10 44.98 21:16:02 2 60.68 0.00 2.14 0.44 0.10 36.64 21:16:02 3 56.10 0.00 1.17 0.05 0.10 42.58 Average: all 28.82 0.00 1.25 1.83 0.07 68.04 Average: 0 24.84 0.00 1.18 1.78 0.06 72.14 Average: 1 31.14 0.00 1.37 1.00 0.06 66.42 Average: 2 26.44 0.00 1.18 3.79 0.07 68.52 Average: 3 32.86 0.00 1.26 0.74 0.07 65.07