---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-31435 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 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / 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 569 12741 0 2729 15146 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:b0:58:9b brd ff:ff:ff:ff:ff:ff inet 10.30.107.8/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:feb0:589b/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-31435) 07/29/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 137.02 10.91 126.11 271.91 52122.76 03:07:01 79.92 4.43 75.49 132.11 9531.08 03:08:01 19.01 5.77 13.25 415.93 1579.07 03:09:01 51.77 1.58 50.19 81.85 20141.84 Average: 71.94 5.67 66.26 225.45 20844.99 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13937152 15607968 2487816 15.15 72144 1792912 715168 4.09 621528 1641928 97844 03:07:01 12968496 14820272 3456472 21.04 82560 1955468 1513868 8.66 1430000 1781896 6860 03:08:01 12217172 14184432 4207796 25.62 85440 2064316 2100284 12.02 2127692 1826636 66788 03:09:01 13109588 15571608 3315380 20.19 89716 2548036 751136 4.30 919284 2131256 13316 Average: 13058102 15046070 3366866 20.50 82465 2090183 1270114 7.27 1274626 1845429 46202 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 182.32 132.72 1112.55 32.48 0.00 0.00 0.00 0.00 03:06:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 03:07:01 ens3 264.19 212.08 2349.57 42.09 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 2343.09 1617.43 995.60 583.42 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 180.77 166.71 518.80 1770.85 0.00 0.00 0.00 0.00 03:09:01 lo 3.28 3.28 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 742.57 532.22 1244.13 607.19 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-31435) 07/29/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 14.31 0.00 1.17 3.31 0.06 81.15 03:06:01 0 13.68 0.00 0.64 0.52 0.03 85.14 03:06:01 1 5.24 0.00 0.85 10.64 0.05 83.21 03:06:01 2 32.52 0.00 2.62 0.87 0.10 63.89 03:06:01 3 5.85 0.00 0.60 1.20 0.05 92.30 03:07:01 all 33.23 0.00 1.25 0.46 0.09 64.98 03:07:01 0 61.51 0.00 1.76 0.05 0.12 36.56 03:07:01 1 27.35 0.00 1.32 0.73 0.08 70.51 03:07:01 2 19.11 0.00 1.33 0.17 0.10 79.30 03:07:01 3 24.97 0.00 0.60 0.87 0.07 73.49 03:08:01 all 40.72 0.00 7.29 0.07 0.10 51.81 03:08:01 0 43.89 0.00 9.58 0.10 0.10 46.33 03:08:01 1 39.31 0.00 7.90 0.07 0.08 52.63 03:08:01 2 39.68 0.00 5.48 0.02 0.08 54.74 03:08:01 3 40.02 0.00 6.14 0.10 0.12 53.62 03:09:01 all 27.72 0.00 1.97 1.74 0.08 68.49 03:09:01 0 31.75 0.00 1.46 0.13 0.08 66.58 03:09:01 1 30.26 0.00 2.34 3.91 0.08 63.41 03:09:01 2 25.70 0.00 2.25 0.08 0.08 71.88 03:09:01 3 23.20 0.00 1.85 2.83 0.08 72.04 Average: all 28.99 0.00 2.92 1.40 0.08 66.62 Average: 0 37.70 0.00 3.36 0.20 0.08 58.65 Average: 1 25.53 0.00 3.10 3.84 0.08 67.46 Average: 2 29.24 0.00 2.92 0.28 0.09 67.47 Average: 3 23.48 0.00 2.29 1.25 0.08 72.90