---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-15461 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 9.0G 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 609 12491 0 2938 15099 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:4f:eb:13 brd ff:ff:ff:ff:ff:ff inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86013sec preferred_lft 86013sec inet6 fe80::f816:3eff:fe4f:eb13/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15461) 11/26/25 _x86_64_ (4 CPU) 15:08:53 LINUX RESTART (4 CPU) 15:09:01 tps rtps wtps bread/s bwrtn/s 15:10:01 314.28 54.59 259.69 3636.33 63612.46 15:11:01 143.88 43.49 100.38 2546.24 20831.33 15:12:01 13.26 0.05 13.21 3.33 1588.27 15:13:01 34.64 1.43 33.21 43.19 7832.16 15:14:01 14.82 0.07 14.75 8.53 1365.47 15:15:02 27.45 1.48 25.96 151.71 10904.45 Average: 91.39 16.85 74.54 1064.92 17689.48 15:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 13888008 15490352 2536952 15.45 68004 1734056 864160 4.95 733624 1583628 184024 15:11:01 12231568 14105312 4193392 25.53 77492 1984488 2141988 12.26 2200772 1747912 9736 15:12:01 11547508 13457188 4877452 29.70 78976 2016956 2768256 15.84 2852196 1775372 820 15:13:01 11704720 13863512 4720240 28.74 86328 2249796 2397880 13.72 2478652 1974704 20832 15:14:01 11680436 13868724 4744524 28.89 88832 2274208 2329040 13.33 2474836 1996696 14448 15:15:02 12819748 15485104 3605212 21.95 92008 2739668 825492 4.72 914448 2408504 211836 Average: 12311998 14378365 4112962 25.04 81940 2166529 1887803 10.80 1942421 1914469 73616 15:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 1.73 1.73 0.20 0.20 0.00 0.00 0.00 0.00 15:10:01 ens3 392.00 259.49 1973.49 78.00 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:11:01 ens3 336.56 236.94 1955.95 65.74 0.00 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 ens3 3461.04 2050.59 845.49 768.54 0.00 0.00 0.00 0.00 15:13:01 lo 13.78 13.78 6.02 6.02 0.00 0.00 0.00 0.00 15:13:01 ens3 3145.03 1869.67 3859.40 635.39 0.00 0.00 0.00 0.00 15:14:01 lo 2.73 2.73 4.41 4.41 0.00 0.00 0.00 0.00 15:14:01 ens3 1140.57 585.45 281.73 216.45 0.00 0.00 0.00 0.00 15:15:02 lo 4.98 4.98 0.81 0.81 0.00 0.00 0.00 0.00 15:15:02 ens3 374.79 221.26 294.26 91.76 0.00 0.00 0.00 0.00 Average: lo 3.95 3.95 1.91 1.91 0.00 0.00 0.00 0.00 Average: ens3 1475.01 870.58 1535.09 309.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-15461) 11/26/25 _x86_64_ (4 CPU) 15:08:53 LINUX RESTART (4 CPU) 15:09:01 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 22.36 0.00 2.18 4.44 0.06 70.95 15:10:01 0 31.36 0.00 2.84 3.05 0.07 62.68 15:10:01 1 23.14 0.00 2.09 8.34 0.05 66.38 15:10:01 2 23.85 0.00 2.42 1.20 0.07 72.45 15:10:01 3 11.04 0.00 1.38 5.17 0.03 82.39 15:11:01 all 63.45 0.00 2.10 0.98 0.08 33.38 15:11:01 0 66.44 0.00 2.41 0.57 0.08 30.50 15:11:01 1 67.67 0.00 1.54 1.49 0.08 29.22 15:11:01 2 64.51 0.00 1.47 0.17 0.08 33.77 15:11:01 3 55.19 0.00 2.98 1.69 0.08 40.05 15:12:01 all 67.11 0.00 5.52 0.04 0.09 27.24 15:12:01 0 68.06 0.00 6.87 0.00 0.08 24.99 15:12:01 1 61.57 0.00 6.15 0.13 0.08 32.07 15:12:01 2 60.96 0.00 3.20 0.02 0.08 35.73 15:12:01 3 77.89 0.00 5.88 0.02 0.10 16.11 15:13:01 all 69.62 0.00 5.49 0.03 0.09 24.77 15:13:01 0 69.35 0.00 4.09 0.03 0.10 26.44 15:13:01 1 68.37 0.00 6.92 0.05 0.08 24.58 15:13:01 2 73.49 0.00 6.55 0.02 0.08 19.86 15:13:01 3 67.31 0.00 4.40 0.02 0.08 28.19 15:14:01 all 58.55 0.00 1.99 0.05 0.08 39.34 15:14:01 0 56.16 0.00 2.27 0.02 0.08 41.47 15:14:01 1 56.23 0.00 2.39 0.20 0.08 41.10 15:14:01 2 60.80 0.00 1.62 0.00 0.08 37.49 15:14:01 3 60.98 0.00 1.65 0.02 0.07 37.28 15:15:02 all 44.12 0.00 1.95 0.30 0.07 53.56 15:15:02 0 49.24 0.00 2.37 0.05 0.07 48.27 15:15:02 1 30.67 0.00 1.87 0.94 0.07 66.45 15:15:02 2 57.81 0.00 1.78 0.07 0.05 40.28 15:15:02 3 38.75 0.00 1.77 0.12 0.07 59.30 Average: all 54.19 0.00 3.20 0.97 0.08 41.55 Average: 0 56.75 0.00 3.47 0.62 0.08 39.07 Average: 1 51.25 0.00 3.49 1.86 0.08 43.32 Average: 2 56.89 0.00 2.84 0.25 0.08 39.95 Average: 3 51.87 0.00 3.01 1.17 0.07 43.88