---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-48604 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: 2800.000 BogoMIPS: 5600.00 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 9.8G 68G 13% / 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 638 11586 0 3815 15072 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:ab:1f:3a brd ff:ff:ff:ff:ff:ff inet 10.30.107.107/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85636sec preferred_lft 85636sec inet6 fe80::f816:3eff:feab:1f3a/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-48604) 09/24/25 _x86_64_ (4 CPU) 00:05:19 LINUX RESTART (4 CPU) 00:06:02 tps rtps wtps bread/s bwrtn/s 00:07:01 154.08 28.89 125.18 1671.31 36007.32 00:08:01 89.83 11.13 78.70 811.47 30322.67 00:09:01 39.56 6.78 32.78 199.17 8090.78 00:10:01 40.49 0.30 40.19 11.86 7198.00 00:11:01 29.99 0.43 29.56 8.93 4593.80 00:12:01 31.16 0.07 31.09 0.93 5969.01 00:13:01 29.03 0.22 28.82 4.27 3271.60 00:14:01 3.58 0.00 3.58 0.00 1589.34 00:15:01 4.40 0.00 4.40 0.00 885.33 00:16:01 14.98 1.12 13.86 23.20 2028.20 00:17:01 26.22 1.57 24.66 172.88 26334.42 00:18:01 43.34 1.77 41.58 118.38 3787.24 Average: 42.07 4.32 37.74 249.88 10804.78 00:06:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13580412 15376812 2844556 17.32 75644 1911512 960300 5.50 867860 1743260 132052 00:08:01 11644936 13564768 4780032 29.10 81672 2022620 2566984 14.69 2740312 1789188 24496 00:09:01 12096688 14179036 4328280 26.35 88340 2170676 1910220 10.93 2165008 1899056 40128 00:10:01 11703468 13969600 4721500 28.75 93756 2342680 2159416 12.36 2389504 2052580 14788 00:11:01 11305436 13813240 5119532 31.17 100656 2560768 2285100 13.08 2604984 2216308 119300 00:12:01 11408908 14010516 5016060 30.54 102724 2646720 2360960 13.51 2419356 2293936 37728 00:13:01 11123388 13790872 5301580 32.28 105412 2707448 2343064 13.41 2653036 2342844 14012 00:14:01 10960712 13683904 5464256 33.27 105496 2761532 2371220 13.57 2760832 2395448 21836 00:15:01 11222868 13969592 5202100 31.67 105672 2783988 2373548 13.58 2481192 2412864 22896 00:16:01 10963604 13956016 5461364 33.25 107928 3017812 2034648 11.64 2570584 2573780 206324 00:17:01 10478128 14058560 5946840 36.21 111068 3575728 2046404 11.71 2530588 3070888 39164 00:18:01 11897940 15467288 4527028 27.56 115248 3561316 818296 4.68 1156004 3031428 12584 Average: 11532207 14153350 4892761 29.79 99468 2671900 2019180 11.56 2278272 2318465 57109 00:06:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 00:07:01 ens3 149.09 103.07 1670.15 26.04 0.00 0.00 0.00 0.00 00:08:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 00:08:01 ens3 576.48 403.42 923.84 139.94 0.00 0.00 0.00 0.00 00:09:01 lo 1.22 1.22 0.19 0.19 0.00 0.00 0.00 0.00 00:09:01 ens3 899.20 610.56 1712.22 219.83 0.00 0.00 0.00 0.00 00:10:01 lo 22.36 22.36 3.78 3.78 0.00 0.00 0.00 0.00 00:10:01 ens3 327.93 221.28 2528.55 58.55 0.00 0.00 0.00 0.00 00:11:01 lo 0.52 0.52 0.04 0.04 0.00 0.00 0.00 0.00 00:11:01 ens3 463.51 350.20 796.06 116.01 0.00 0.00 0.00 0.00 00:12:01 lo 1.60 1.60 0.27 0.27 0.00 0.00 0.00 0.00 00:12:01 ens3 2099.45 1579.70 1273.93 559.15 0.00 0.00 0.00 0.00 00:13:01 lo 62.68 62.68 17.42 17.42 0.00 0.00 0.00 0.00 00:13:01 ens3 6122.85 3818.50 1810.34 1685.73 0.00 0.00 0.00 0.00 00:14:01 lo 6.40 6.40 1.48 1.48 0.00 0.00 0.00 0.00 00:14:01 ens3 12234.71 6085.25 3517.75 2909.79 0.00 0.00 0.00 0.00 00:15:01 lo 20.25 20.25 4.36 4.36 0.00 0.00 0.00 0.00 00:15:01 ens3 241.30 162.48 60.63 62.88 0.00 0.00 0.00 0.00 00:16:01 lo 1.48 1.48 0.29 0.29 0.00 0.00 0.00 0.00 00:16:01 ens3 427.66 293.08 151.91 98.95 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 00:17:01 ens3 1303.25 702.82 2525.18 244.78 0.00 0.00 0.00 0.00 00:18:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 00:18:01 ens3 218.40 130.56 241.44 153.27 0.00 0.00 0.00 0.00 Average: lo 9.92 9.92 2.34 2.34 0.00 0.00 0.00 0.00 Average: ens3 2091.45 1206.65 1434.06 523.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-48604) 09/24/25 _x86_64_ (4 CPU) 00:05:19 LINUX RESTART (4 CPU) 00:06:02 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 20.30 0.00 1.46 2.27 0.06 75.91 00:07:01 0 18.82 0.00 1.50 4.38 0.08 75.21 00:07:01 1 16.14 0.00 1.00 0.53 0.05 82.28 00:07:01 2 10.94 0.00 1.02 3.07 0.05 84.92 00:07:01 3 35.31 0.00 2.33 1.09 0.07 61.21 00:08:01 all 63.01 0.00 2.32 0.52 0.13 34.02 00:08:01 0 66.42 0.00 2.16 0.13 0.12 31.18 00:08:01 1 62.36 0.00 1.96 1.02 0.12 34.53 00:08:01 2 56.78 0.00 2.36 0.57 0.12 40.17 00:08:01 3 66.51 0.00 2.76 0.37 0.13 30.22 00:09:01 all 50.94 0.00 2.65 0.16 0.11 46.14 00:09:01 0 51.68 0.00 3.30 0.03 0.12 44.87 00:09:01 1 50.91 0.00 2.70 0.42 0.12 45.86 00:09:01 2 49.51 0.00 2.38 0.00 0.12 47.99 00:09:01 3 51.65 0.00 2.22 0.20 0.12 45.81 00:10:01 all 45.64 0.00 1.75 0.07 0.09 52.45 00:10:01 0 48.22 0.00 2.19 0.23 0.08 49.27 00:10:01 1 42.01 0.00 1.66 0.00 0.08 56.25 00:10:01 2 46.98 0.00 1.74 0.00 0.10 51.18 00:10:01 3 45.33 0.00 1.42 0.02 0.10 53.13 00:11:01 all 62.15 0.00 2.61 0.08 0.17 35.00 00:11:01 0 59.56 0.00 2.99 0.27 0.15 37.03 00:11:01 1 65.51 0.00 2.55 0.03 0.17 31.73 00:11:01 2 61.44 0.00 2.40 0.02 0.17 35.98 00:11:01 3 62.07 0.00 2.51 0.00 0.17 35.25 00:12:01 all 36.89 0.00 5.14 0.11 0.09 57.77 00:12:01 0 38.04 0.00 4.39 0.44 0.10 57.03 00:12:01 1 35.70 0.00 4.55 0.00 0.10 59.65 00:12:01 2 39.42 0.00 5.36 0.00 0.08 55.14 00:12:01 3 34.41 0.00 6.27 0.00 0.08 59.24 00:13:01 all 47.94 0.00 11.52 0.13 0.13 40.27 00:13:01 0 47.83 0.00 12.12 0.40 0.15 39.49 00:13:01 1 48.48 0.00 14.13 0.05 0.12 37.23 00:13:01 2 48.35 0.00 7.63 0.03 0.12 43.88 00:13:01 3 47.13 0.00 12.22 0.05 0.12 40.48 00:14:01 all 46.40 0.00 19.84 0.02 0.13 33.61 00:14:01 0 46.12 0.00 18.29 0.08 0.12 35.39 00:14:01 1 47.97 0.00 25.85 0.00 0.13 26.04 00:14:01 2 46.11 0.00 14.91 0.00 0.15 38.83 00:14:01 3 45.41 0.00 20.32 0.00 0.12 34.15 00:15:01 all 39.84 0.00 1.62 0.03 0.08 58.43 00:15:01 0 41.36 0.00 1.72 0.10 0.10 56.72 00:15:01 1 39.52 0.00 1.41 0.00 0.08 58.99 00:15:01 2 40.43 0.00 2.07 0.00 0.08 57.41 00:15:01 3 38.02 0.00 1.33 0.00 0.08 60.56 00:16:01 all 38.79 0.00 5.19 0.07 0.08 55.88 00:16:01 0 32.12 0.00 2.06 0.23 0.07 65.51 00:16:01 1 35.01 0.00 1.03 0.00 0.08 63.88 00:16:01 2 50.03 0.00 15.91 0.02 0.08 33.97 00:16:01 3 38.04 0.00 1.70 0.03 0.07 60.16 00:17:01 all 62.54 0.00 2.14 0.43 0.10 34.79 00:17:01 0 56.55 0.00 2.81 1.68 0.12 38.85 00:17:01 1 64.30 0.00 1.37 0.02 0.10 34.21 00:17:01 2 67.62 0.00 2.38 0.02 0.10 29.88 00:17:01 3 61.67 0.00 1.99 0.00 0.12 36.23 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 20.44 0.00 1.64 0.33 0.05 77.54 00:18:01 0 5.35 0.00 0.65 1.04 0.03 92.92 00:18:01 1 36.84 0.00 3.16 0.15 0.05 59.80 00:18:01 2 28.02 0.00 1.82 0.12 0.07 69.98 00:18:01 3 11.46 0.00 0.88 0.02 0.03 87.61 Average: all 44.60 0.00 4.82 0.35 0.10 50.13 Average: 0 42.72 0.00 4.52 0.75 0.10 51.92 Average: 1 45.41 0.00 5.11 0.18 0.10 49.19 Average: 2 45.51 0.00 5.00 0.32 0.10 49.07 Average: 3 44.75 0.00 4.65 0.15 0.10 50.35