---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6840 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 676K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / 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 564 13182 0 2293 15145 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:21:19:4e brd ff:ff:ff:ff:ff:ff inet 10.30.106.50/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85391sec preferred_lft 85391sec inet6 fe80::f816:3eff:fe21:194e/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-6840) 10/28/25 _x86_64_ (4 CPU) 09:38:07 LINUX RESTART (4 CPU) 09:39:01 tps rtps wtps bread/s bwrtn/s 09:40:01 124.15 10.60 113.55 253.56 38024.86 09:41:01 4.43 1.12 3.32 23.20 831.86 09:42:01 3.17 0.02 3.15 0.13 866.39 09:43:01 3.32 0.00 3.32 0.00 1150.34 09:44:01 3.13 0.00 3.13 0.00 843.46 09:45:01 3.45 0.00 3.45 0.00 764.55 09:46:01 4.80 0.02 4.78 0.13 866.39 09:47:01 9.15 0.00 9.15 0.00 1605.60 09:48:01 2.42 0.00 2.42 0.00 308.75 09:49:01 3.50 0.00 3.50 0.00 327.81 09:50:01 2.73 0.00 2.73 0.00 272.35 09:51:01 2.80 0.00 2.80 0.00 263.42 09:52:01 2.48 0.00 2.48 0.00 448.86 09:53:01 5.92 0.00 5.92 0.00 1077.15 09:54:01 172.46 6.30 166.16 143.82 14476.24 Average: 23.19 1.20 21.99 28.06 4141.95 09:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 13893816 15602804 2531152 15.41 74744 1827676 704504 4.03 629200 1677444 5208 09:41:01 13876148 15597596 2548820 15.52 83320 1829504 718064 4.11 640932 1679036 3120 09:42:01 13856148 15591888 2568820 15.64 90084 1834580 718064 4.11 650652 1684104 9208 09:43:01 13837288 15584988 2587680 15.75 97548 1837084 718064 4.11 663740 1686600 8 09:44:01 13818552 15579264 2606416 15.87 105952 1839920 718064 4.11 675644 1689440 4108 09:45:01 13804580 15576576 2620388 15.95 114488 1840824 718064 4.11 685168 1690320 1540 09:46:01 13788964 15572784 2636004 16.05 121072 1844120 734116 4.20 693412 1693600 616 09:47:01 13765492 15568112 2659476 16.19 126468 1854652 734116 4.20 699992 1704124 1416 09:48:01 13761276 15567928 2663692 16.22 129680 1854904 734116 4.20 703100 1704376 764 09:49:01 13755548 15566748 2669420 16.25 133176 1855200 734116 4.20 707316 1704656 440 09:50:01 13750632 15565736 2674336 16.28 136292 1855368 734116 4.20 710828 1704824 152 09:51:01 13745404 15564780 2679564 16.31 139668 1855604 734116 4.20 713880 1705060 1012 09:52:01 13734576 15563200 2690392 16.38 144728 1858260 734116 4.20 719176 1707692 7844 09:53:01 13714920 15560500 2710048 16.50 150260 1867052 734116 4.20 724744 1716456 16256 09:54:01 13529220 15531124 2895748 17.63 240300 1923324 773504 4.43 858812 1754224 35692 Average: 13775504 15572935 2649464 16.13 125852 1851871 729417 4.17 698440 1700130 5826 09:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 ens3 153.74 129.90 554.20 41.31 0.00 0.00 0.00 0.00 09:40:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 09:41:01 ens3 160.69 150.31 228.69 40.98 0.00 0.00 0.00 0.00 09:41:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:42:01 ens3 180.64 192.97 221.07 53.65 0.00 0.00 0.00 0.00 09:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 ens3 162.51 158.47 248.54 44.80 0.00 0.00 0.00 0.00 09:43:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:44:01 ens3 176.50 175.57 250.47 48.99 0.00 0.00 0.00 0.00 09:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 ens3 148.53 144.95 211.56 41.08 0.00 0.00 0.00 0.00 09:45:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:46:01 ens3 157.77 159.56 280.65 45.00 0.00 0.00 0.00 0.00 09:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 ens3 217.53 246.63 271.28 71.96 0.00 0.00 0.00 0.00 09:47:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:48:01 ens3 70.77 57.97 186.89 15.71 0.00 0.00 0.00 0.00 09:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 ens3 74.87 63.54 173.90 16.63 0.00 0.00 0.00 0.00 09:49:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:50:01 ens3 72.94 59.41 177.00 14.91 0.00 0.00 0.00 0.00 09:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:51:01 ens3 78.74 64.27 179.38 16.55 0.00 0.00 0.00 0.00 09:51:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:52:01 ens3 123.80 120.40 189.11 35.00 0.00 0.00 0.00 0.00 09:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:53:01 ens3 197.23 225.15 203.45 66.21 0.00 0.00 0.00 0.00 09:53:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:54:01 ens3 624.29 649.93 878.11 181.61 0.00 0.00 0.00 0.00 09:54:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 173.38 173.27 283.63 48.96 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6840) 10/28/25 _x86_64_ (4 CPU) 09:38:07 LINUX RESTART (4 CPU) 09:39:01 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 7.17 0.00 0.81 3.93 0.04 88.05 09:40:01 0 1.99 0.00 0.18 0.03 0.03 97.76 09:40:01 1 17.69 0.00 1.44 7.04 0.05 73.78 09:40:01 2 6.30 0.00 0.52 0.72 0.03 92.43 09:40:01 3 2.68 0.00 1.07 7.91 0.05 88.30 09:41:01 all 0.72 0.00 0.45 0.07 0.05 98.71 09:41:01 0 0.38 0.00 0.17 0.13 0.02 99.30 09:41:01 1 1.44 0.00 1.25 0.12 0.10 97.09 09:41:01 2 0.94 0.00 0.29 0.00 0.05 98.72 09:41:01 3 0.15 0.00 0.10 0.03 0.03 99.68 09:42:01 all 0.46 0.00 0.42 0.15 0.04 98.93 09:42:01 0 0.12 0.00 0.22 0.20 0.05 99.41 09:42:01 1 0.00 0.00 0.02 0.23 0.00 99.75 09:42:01 2 1.46 0.00 1.31 0.19 0.07 96.97 09:42:01 3 0.23 0.00 0.18 0.00 0.02 99.57 09:43:01 all 0.64 0.00 0.43 0.17 0.03 98.73 09:43:01 0 1.82 0.00 1.46 0.49 0.07 96.17 09:43:01 1 0.02 0.00 0.03 0.00 0.00 99.95 09:43:01 2 0.55 0.00 0.18 0.18 0.02 99.07 09:43:01 3 0.18 0.00 0.05 0.00 0.05 99.72 09:44:01 all 0.65 0.00 0.41 0.05 0.03 98.87 09:44:01 0 2.46 0.00 1.54 0.12 0.07 95.82 09:44:01 1 0.00 0.00 0.00 0.00 0.00 100.00 09:44:01 2 0.07 0.00 0.02 0.08 0.00 99.83 09:44:01 3 0.07 0.00 0.05 0.00 0.03 99.85 09:45:01 all 0.85 0.00 0.40 0.05 0.04 98.67 09:45:01 0 3.16 0.00 1.48 0.08 0.12 95.17 09:45:01 1 0.00 0.00 0.02 0.00 0.00 99.98 09:45:01 2 0.05 0.00 0.03 0.12 0.02 99.78 09:45:01 3 0.17 0.00 0.08 0.00 0.05 99.70 09:46:01 all 1.17 0.00 0.35 0.07 0.03 98.37 09:46:01 0 4.39 0.00 1.25 0.15 0.07 94.15 09:46:01 1 0.00 0.00 0.00 0.00 0.02 99.98 09:46:01 2 0.12 0.00 0.02 0.12 0.00 99.75 09:46:01 3 0.13 0.00 0.12 0.00 0.03 99.72 09:47:01 all 0.76 0.00 0.54 0.13 0.04 98.53 09:47:01 0 1.87 0.00 1.25 0.30 0.08 96.50 09:47:01 1 0.00 0.00 0.00 0.00 0.00 100.00 09:47:01 2 0.03 0.00 0.05 0.17 0.00 99.75 09:47:01 3 1.12 0.00 0.91 0.05 0.08 97.84 09:48:01 all 0.38 0.00 0.18 0.03 0.02 99.39 09:48:01 0 0.48 0.00 0.23 0.05 0.03 99.20 09:48:01 1 0.02 0.00 0.02 0.00 0.00 99.97 09:48:01 2 0.00 0.00 0.02 0.03 0.00 99.95 09:48:01 3 1.06 0.00 0.45 0.02 0.05 98.43 09:49:01 all 0.33 0.00 0.20 0.02 0.03 99.42 09:49:01 0 0.35 0.00 0.20 0.03 0.05 99.37 09:49:01 1 0.02 0.00 0.00 0.00 0.00 99.98 09:49:01 2 0.03 0.00 0.00 0.00 0.02 99.95 09:49:01 3 0.94 0.00 0.57 0.05 0.05 98.39 09:50:01 all 0.30 0.00 0.18 0.23 0.02 99.27 09:50:01 0 0.13 0.00 0.13 0.03 0.03 99.67 09:50:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:50:01 2 0.17 0.00 0.03 0.57 0.00 99.23 09:50:01 3 0.82 0.00 0.50 0.34 0.05 98.29 09:50:01 CPU %user %nice %system %iowait %steal %idle 09:51:01 all 0.57 0.00 0.20 0.35 0.02 98.86 09:51:01 0 0.33 0.00 0.27 0.47 0.02 98.92 09:51:01 1 0.02 0.00 0.00 0.00 0.00 99.98 09:51:01 2 0.60 0.00 0.48 0.94 0.03 97.94 09:51:01 3 1.36 0.00 0.05 0.00 0.03 98.56 09:52:01 all 0.57 0.00 0.27 0.05 0.03 99.07 09:52:01 0 1.07 0.00 0.60 0.18 0.05 98.09 09:52:01 1 0.02 0.00 0.00 0.00 0.00 99.98 09:52:01 2 0.00 0.00 0.00 0.00 0.00 100.00 09:52:01 3 1.22 0.00 0.45 0.02 0.07 98.25 09:53:01 all 0.75 0.00 0.48 0.10 0.04 98.63 09:53:01 0 2.46 0.00 1.58 0.42 0.10 95.44 09:53:01 1 0.03 0.00 0.00 0.00 0.00 99.97 09:53:01 2 0.03 0.00 0.00 0.00 0.00 99.97 09:53:01 3 0.45 0.00 0.34 0.02 0.05 99.14 09:54:01 all 12.51 0.00 8.32 0.99 0.09 78.09 09:54:01 0 13.11 0.00 9.11 2.96 0.10 74.71 09:54:01 1 10.90 0.00 7.73 0.10 0.10 81.17 09:54:01 2 11.64 0.00 9.90 0.63 0.08 77.74 09:54:01 3 14.40 0.00 6.53 0.27 0.10 78.70 Average: all 1.85 0.00 0.91 0.43 0.04 96.78 Average: 0 2.27 0.00 1.31 0.37 0.06 95.99 Average: 1 2.01 0.00 0.70 0.50 0.02 96.77 Average: 2 1.47 0.00 0.86 0.25 0.02 97.41 Average: 3 1.66 0.00 0.76 0.58 0.05 96.95