---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2315 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 8.9G 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 614 12686 0 2739 15100 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:10:fc:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.107.125/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe10:fcc2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2315) 12/31/25 _x86_64_ (4 CPU) 03:04:28 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 132.16 11.27 120.89 290.66 29540.21 03:07:01 90.90 4.52 86.39 129.02 10540.22 03:08:01 22.78 5.68 17.10 415.26 1777.97 03:09:01 51.65 3.13 48.52 116.36 19357.28 Average: 74.13 6.13 68.00 237.60 15244.34 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13882956 15557176 2542012 15.48 72432 1795836 775440 4.44 671692 1645264 115600 03:07:01 12806988 14676884 3617980 22.03 84412 1970480 1657416 9.49 1576160 1794232 11488 03:08:01 12034536 14020716 4390432 26.73 87300 2079948 2279992 13.05 2294208 1839476 66456 03:09:01 12977248 15448836 3447720 20.99 91704 2554632 885820 5.07 1045664 2136236 28016 Average: 12925432 14925903 3499536 21.31 83962 2100224 1399667 8.01 1396931 1853802 55390 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.95 0.95 0.12 0.12 0.00 0.00 0.00 0.00 03:06:01 ens3 128.64 104.90 1198.33 26.73 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 326.51 263.90 2534.32 53.19 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 03:08:01 ens3 1648.58 1025.53 818.47 432.27 0.00 0.00 0.00 0.00 03:09:01 lo 1.02 1.02 0.10 0.10 0.00 0.00 0.00 0.00 03:09:01 ens3 131.67 100.20 306.91 30.85 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 560.62 374.74 1214.59 136.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2315) 12/31/25 _x86_64_ (4 CPU) 03:04:28 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.01 0.00 1.21 2.69 0.06 81.04 03:06:01 0 2.12 0.00 0.83 6.12 0.05 90.88 03:06:01 1 22.94 0.00 1.52 1.26 0.05 74.24 03:06:01 2 31.91 0.00 2.09 1.90 0.07 64.03 03:06:01 3 3.04 0.00 0.39 1.48 0.07 95.02 03:07:01 all 36.29 0.00 1.60 0.20 0.09 61.82 03:07:01 0 22.59 0.00 2.34 0.25 0.10 74.72 03:07:01 1 32.57 0.00 1.37 0.22 0.08 65.76 03:07:01 2 34.14 0.00 1.23 0.23 0.08 64.31 03:07:01 3 55.81 0.00 1.43 0.12 0.10 42.54 03:08:01 all 38.88 0.00 5.73 0.07 0.07 55.25 03:08:01 0 38.79 0.00 9.81 0.03 0.07 51.30 03:08:01 1 33.75 0.00 2.56 0.05 0.07 63.58 03:08:01 2 36.32 0.00 5.71 0.10 0.05 57.82 03:08:01 3 46.70 0.00 4.85 0.05 0.07 48.33 03:09:01 all 28.83 0.00 1.87 0.55 0.06 68.70 03:09:01 0 17.67 0.00 1.52 0.68 0.03 80.10 03:09:01 1 32.18 0.00 2.15 1.09 0.08 64.50 03:09:01 2 46.95 0.00 2.44 0.18 0.08 50.35 03:09:01 3 18.48 0.00 1.36 0.27 0.03 79.86 Average: all 29.81 0.00 2.61 0.87 0.07 66.64 Average: 0 20.36 0.00 3.64 1.75 0.06 74.19 Average: 1 30.39 0.00 1.90 0.65 0.07 66.99 Average: 2 37.35 0.00 2.87 0.60 0.07 59.11 Average: 3 31.14 0.00 2.01 0.47 0.07 66.31