---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4668 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 9.2G 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 576 12356 0 3107 15133 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:8a:1a:90 brd ff:ff:ff:ff:ff:ff inet 10.30.107.41/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe8a:1a90/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4668) 10/23/25 _x86_64_ (4 CPU) 07:50:23 LINUX RESTART (4 CPU) 07:51:01 tps rtps wtps bread/s bwrtn/s 07:52:01 26.08 4.43 21.65 121.18 27598.07 07:53:01 100.47 50.01 50.46 3500.88 9715.45 07:54:01 169.34 41.49 127.85 2347.48 19002.97 07:55:01 35.78 6.37 29.41 227.43 7102.15 07:56:01 19.43 0.37 19.06 8.27 15179.47 07:57:01 14.05 0.48 13.56 19.73 6995.13 07:58:01 28.05 3.02 25.03 297.82 17622.26 Average: 56.17 15.17 41.00 931.80 14744.89 07:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:52:01 14850344 15940040 1574616 9.59 30968 1279632 329716 1.89 215752 1188660 5116 07:53:01 14082860 15601784 2342100 14.26 60592 1660504 755680 4.32 612876 1516780 161880 07:54:01 13055844 14922116 3369116 20.51 75576 1979988 1419736 8.13 1362500 1765552 7188 07:55:01 12453784 14452656 3971176 24.18 79600 2104148 1784732 10.21 1886072 1835736 10848 07:56:01 11668900 14022776 4756060 28.96 80716 2452156 2185796 12.51 2315344 2176372 620 07:57:01 12634348 15281464 3790612 23.08 83588 2735948 1059168 6.06 1183868 2334400 252208 07:58:01 12585808 15423708 3839152 23.37 86336 2919536 865276 4.95 1092148 2466604 35328 Average: 13047413 15092078 3377547 20.56 71054 2161702 1200015 6.87 1238366 1897729 67598 07:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:52:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:52:01 ens3 7.23 5.35 1.79 1.22 0.00 0.00 0.00 0.00 07:53:01 lo 1.20 1.20 0.13 0.13 0.00 0.00 0.00 0.00 07:53:01 ens3 366.44 253.11 1650.07 60.24 0.00 0.00 0.00 0.00 07:54:01 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 07:54:01 ens3 254.54 203.52 2456.72 53.91 0.00 0.00 0.00 0.00 07:55:01 lo 21.03 21.03 5.08 5.08 0.00 0.00 0.00 0.00 07:55:01 ens3 969.64 647.76 1869.08 258.62 0.00 0.00 0.00 0.00 07:56:01 lo 4.00 4.00 0.40 0.40 0.00 0.00 0.00 0.00 07:56:01 ens3 36.78 32.43 339.94 9.85 0.00 0.00 0.00 0.00 07:57:01 lo 12.66 12.66 2.01 2.01 0.00 0.00 0.00 0.00 07:57:01 ens3 788.47 511.15 336.96 220.01 0.00 0.00 0.00 0.00 07:58:01 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 07:58:01 ens3 816.31 610.46 2810.20 243.46 0.00 0.00 0.00 0.00 Average: lo 5.75 5.75 1.11 1.11 0.00 0.00 0.00 0.00 Average: ens3 462.78 323.40 1352.08 121.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4668) 10/23/25 _x86_64_ (4 CPU) 07:50:23 LINUX RESTART (4 CPU) 07:51:01 CPU %user %nice %system %iowait %steal %idle 07:52:01 all 0.58 0.00 1.02 47.10 0.02 51.29 07:52:01 0 0.45 0.00 0.22 24.05 0.02 75.27 07:52:01 1 1.04 0.00 0.58 77.88 0.02 20.48 07:52:01 2 0.47 0.00 3.02 86.25 0.03 10.23 07:52:01 3 0.37 0.00 0.25 0.33 0.02 99.03 07:53:01 all 17.45 0.00 1.50 11.46 0.06 69.52 07:53:01 0 7.85 0.00 1.17 5.79 0.05 85.13 07:53:01 1 10.39 0.00 1.27 22.39 0.05 65.90 07:53:01 2 13.12 0.00 1.04 5.95 0.07 79.82 07:53:01 3 38.51 0.00 2.51 11.68 0.07 47.24 07:54:01 all 31.38 0.00 1.63 4.09 0.08 62.82 07:54:01 0 27.18 0.00 1.74 2.83 0.10 68.15 07:54:01 1 35.39 0.00 1.66 10.75 0.07 52.13 07:54:01 2 31.33 0.00 1.66 1.29 0.08 65.65 07:54:01 3 31.57 0.00 1.47 1.49 0.08 65.39 07:55:01 all 66.67 0.00 2.45 0.91 0.14 29.83 07:55:01 0 65.51 0.00 3.50 0.22 0.16 30.62 07:55:01 1 56.14 0.00 2.12 1.44 0.15 40.15 07:55:01 2 75.96 0.00 1.78 0.12 0.14 22.00 07:55:01 3 69.49 0.00 2.39 1.84 0.12 26.16 07:56:01 all 19.91 0.00 0.58 1.82 0.05 77.64 07:56:01 0 18.36 0.00 0.77 0.08 0.05 80.74 07:56:01 1 18.22 0.00 0.59 6.71 0.05 74.43 07:56:01 2 18.96 0.00 0.47 0.05 0.05 80.47 07:56:01 3 24.07 0.00 0.52 0.48 0.05 74.87 07:57:01 all 69.58 0.00 2.74 1.71 0.13 25.84 07:57:01 0 62.88 0.00 2.13 1.15 0.13 33.70 07:57:01 1 72.10 0.00 1.46 2.32 0.12 24.01 07:57:01 2 66.92 0.00 3.68 0.15 0.15 29.10 07:57:01 3 76.41 0.00 3.69 3.21 0.13 16.55 07:58:01 all 46.43 0.00 1.73 2.38 0.10 49.35 07:58:01 0 42.77 0.00 1.43 4.08 0.08 51.64 07:58:01 1 45.69 0.00 1.95 1.92 0.10 50.33 07:58:01 2 52.82 0.00 1.51 3.30 0.12 42.25 07:58:01 3 44.48 0.00 2.04 0.22 0.10 53.16 Average: all 35.85 0.00 1.66 9.98 0.08 52.43 Average: 0 31.97 0.00 1.56 5.49 0.08 60.89 Average: 1 34.11 0.00 1.38 17.65 0.08 46.78 Average: 2 36.80 0.00 1.88 13.98 0.09 47.25 Average: 3 40.51 0.00 1.83 2.75 0.08 54.82