---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13950 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 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 625 11604 0 3809 15084 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:90:70:1a brd ff:ff:ff:ff:ff:ff inet 10.30.107.225/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85641sec preferred_lft 85641sec inet6 fe80::f816:3eff:fe90:701a/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-13950) 11/20/25 _x86_64_ (4 CPU) 00:05:51 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:02 348.83 54.39 294.43 3618.73 46069.52 00:08:01 160.67 40.04 120.62 2477.95 39570.11 00:09:01 40.18 4.75 35.43 139.71 4748.28 00:10:01 29.55 2.38 27.16 72.25 3042.83 00:11:01 35.93 0.33 35.59 7.73 7521.15 00:12:01 43.41 0.17 43.24 2.13 7910.68 00:13:01 18.16 0.22 17.95 4.00 2808.20 00:14:01 14.41 0.02 14.40 0.40 1484.55 00:15:01 3.73 0.00 3.73 0.00 1413.10 00:16:01 8.30 0.00 8.30 0.00 1135.81 00:17:01 32.44 1.62 30.83 173.70 26074.99 00:18:01 45.90 1.45 44.45 103.17 4632.19 Average: 64.99 8.74 56.25 547.24 12161.75 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:02 13948112 15566960 2476856 15.08 66664 1751136 826936 4.73 661860 1599120 165888 00:08:01 12196600 14093892 4228368 25.74 79960 2003884 2234292 12.79 2206284 1777928 28444 00:09:01 11919560 13959064 4505408 27.43 86064 2132676 2291716 13.12 2373368 1871888 31108 00:10:01 11983172 14094016 4441796 27.04 90656 2194944 2207196 12.63 2253716 1920452 16256 00:11:01 11895888 14256180 4529080 27.57 98748 2422888 1897276 10.86 2121436 2120516 40700 00:12:01 11502820 14082400 4922148 29.97 102604 2626220 2109172 12.07 2341700 2279692 27420 00:13:01 10861148 13508544 5563820 33.87 104452 2689896 2716072 15.54 2925700 2331740 17124 00:14:01 11278264 13981332 5146704 31.33 105396 2742864 2187216 12.52 2457956 2384088 31288 00:15:01 11261052 13974472 5163916 31.44 105468 2752776 2182984 12.49 2471316 2387944 24 00:16:01 11377628 14205036 5047340 30.73 107792 2858200 1900536 10.88 2272964 2465512 84916 00:17:01 10894164 14429044 5530804 33.67 110220 3537484 1830376 10.48 2126264 3069312 44272 00:18:01 11864144 15423384 4560824 27.77 113996 3553964 882900 5.05 1182212 3042616 24236 Average: 11748546 14297860 4676422 28.47 97668 2605578 1938889 11.10 2116231 2270901 42640 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 00:07:02 ens3 384.12 250.54 2041.24 73.66 0.00 0.00 0.00 0.00 00:08:01 lo 0.41 0.41 0.03 0.03 0.00 0.00 0.00 0.00 00:08:01 ens3 283.63 203.07 1623.99 49.16 0.00 0.00 0.00 0.00 00:09:01 lo 1.12 1.12 0.19 0.19 0.00 0.00 0.00 0.00 00:09:01 ens3 854.59 553.17 1293.66 196.87 0.00 0.00 0.00 0.00 00:10:01 lo 0.50 0.50 0.03 0.03 0.00 0.00 0.00 0.00 00:10:01 ens3 665.54 403.07 670.71 134.44 0.00 0.00 0.00 0.00 00:11:01 lo 25.88 25.88 3.95 3.95 0.00 0.00 0.00 0.00 00:11:01 ens3 1159.99 735.21 3173.19 234.69 0.00 0.00 0.00 0.00 00:12:01 lo 1.95 1.95 0.29 0.29 0.00 0.00 0.00 0.00 00:12:01 ens3 891.63 585.77 1131.80 211.63 0.00 0.00 0.00 0.00 00:13:01 lo 53.06 53.06 15.71 15.71 0.00 0.00 0.00 0.00 00:13:01 ens3 5895.45 3548.91 1853.46 1692.78 0.00 0.00 0.00 0.00 00:14:01 lo 9.84 9.84 1.70 1.70 0.00 0.00 0.00 0.00 00:14:01 ens3 11432.77 6429.11 3273.29 2879.53 0.00 0.00 0.00 0.00 00:15:01 lo 22.75 22.75 5.56 5.56 0.00 0.00 0.00 0.00 00:15:01 ens3 647.94 383.25 151.27 138.77 0.00 0.00 0.00 0.00 00:16:01 lo 5.12 5.12 0.83 0.83 0.00 0.00 0.00 0.00 00:16:01 ens3 428.35 288.87 153.77 109.64 0.00 0.00 0.00 0.00 00:17:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 00:17:01 ens3 987.90 659.34 3002.85 211.23 0.00 0.00 0.00 0.00 00:18:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 00:18:01 ens3 823.36 477.06 438.13 351.33 0.00 0.00 0.00 0.00 Average: lo 10.26 10.26 2.39 2.39 0.00 0.00 0.00 0.00 Average: ens3 2041.28 1211.68 1567.35 524.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13950) 11/20/25 _x86_64_ (4 CPU) 00:05:51 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:02 all 19.77 0.00 1.98 5.31 0.06 72.89 00:07:02 0 9.52 0.00 1.34 2.34 0.03 86.77 00:07:02 1 43.74 0.00 3.43 9.22 0.08 43.53 00:07:02 2 14.75 0.00 1.94 8.46 0.05 74.80 00:07:02 3 11.17 0.00 1.19 1.27 0.08 86.29 00:08:01 all 46.38 0.00 1.79 2.71 0.10 49.02 00:08:01 0 44.62 0.00 1.53 1.53 0.07 52.25 00:08:01 1 59.28 0.00 3.17 2.59 0.12 34.85 00:08:01 2 47.53 0.00 1.26 3.75 0.10 47.36 00:08:01 3 34.24 0.00 1.21 2.96 0.10 61.49 00:09:01 all 57.14 0.00 2.76 0.18 0.09 39.84 00:09:01 0 61.56 0.00 2.10 0.00 0.08 36.26 00:09:01 1 52.81 0.00 3.33 0.44 0.08 43.34 00:09:01 2 56.62 0.00 3.38 0.25 0.10 39.64 00:09:01 3 57.54 0.00 2.24 0.02 0.08 40.12 00:10:01 all 40.18 0.00 1.53 0.20 0.08 58.01 00:10:01 0 43.24 0.00 1.19 0.18 0.07 55.33 00:10:01 1 33.28 0.00 2.12 0.55 0.08 63.96 00:10:01 2 40.64 0.00 1.13 0.05 0.05 58.12 00:10:01 3 43.56 0.00 1.65 0.03 0.08 54.67 00:11:01 all 52.14 0.00 2.48 0.06 0.09 45.23 00:11:01 0 55.19 0.00 2.74 0.02 0.08 41.97 00:11:01 1 54.75 0.00 2.41 0.07 0.10 42.66 00:11:01 2 44.90 0.00 2.42 0.00 0.10 52.58 00:11:01 3 53.71 0.00 2.36 0.17 0.08 43.67 00:12:01 all 39.12 0.00 2.37 0.36 0.08 58.08 00:12:01 0 36.83 0.00 2.19 0.00 0.07 60.91 00:12:01 1 41.01 0.00 2.11 0.79 0.07 56.03 00:12:01 2 40.20 0.00 3.11 0.02 0.07 56.61 00:12:01 3 38.45 0.00 2.09 0.64 0.07 58.75 00:13:01 all 43.54 0.00 12.44 0.21 0.08 43.73 00:13:01 0 44.15 0.00 9.19 0.67 0.08 45.91 00:13:01 1 39.38 0.00 13.73 0.17 0.08 46.63 00:13:01 2 46.75 0.00 12.86 0.02 0.08 40.30 00:13:01 3 43.85 0.00 13.96 0.02 0.08 42.09 00:14:01 all 47.36 0.00 21.40 0.75 0.24 30.24 00:14:01 0 46.35 0.00 18.33 0.00 0.72 34.60 00:14:01 1 47.11 0.00 26.57 0.02 0.08 26.22 00:14:01 2 47.08 0.00 22.66 2.43 0.08 27.75 00:14:01 3 48.93 0.00 18.06 0.54 0.08 32.39 00:15:01 all 32.61 0.00 2.12 0.08 0.07 65.13 00:15:01 0 34.16 0.00 2.90 0.02 0.05 62.87 00:15:01 1 28.16 0.00 1.80 0.00 0.05 69.98 00:15:01 2 33.29 0.00 1.04 0.00 0.08 65.58 00:15:01 3 34.87 0.00 2.74 0.32 0.07 62.00 00:16:01 all 46.90 0.00 3.82 0.03 0.08 49.18 00:16:01 0 39.83 0.00 2.33 0.00 0.08 57.75 00:16:01 1 48.18 0.00 1.99 0.00 0.08 49.74 00:16:01 2 48.38 0.00 1.89 0.02 0.08 49.63 00:16:01 3 51.18 0.00 9.03 0.10 0.07 39.62 00:17:01 all 48.63 0.00 3.89 0.90 0.08 46.49 00:17:01 0 33.72 0.00 1.96 0.82 0.08 63.41 00:17:01 1 48.94 0.00 1.27 0.03 0.07 49.69 00:17:01 2 44.71 0.00 1.34 1.91 0.07 51.97 00:17:01 3 67.10 0.00 10.97 0.83 0.10 21.00 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 42.47 0.00 1.73 0.34 0.07 55.40 00:18:01 0 42.22 0.00 2.12 0.02 0.07 55.58 00:18:01 1 42.42 0.00 1.57 0.05 0.07 55.89 00:18:01 2 49.10 0.00 1.52 0.10 0.08 49.20 00:18:01 3 36.09 0.00 1.69 1.21 0.07 60.94 Average: all 43.00 0.00 4.85 0.93 0.09 51.12 Average: 0 40.95 0.00 4.00 0.46 0.12 54.47 Average: 1 44.89 0.00 5.28 1.16 0.08 48.59 Average: 2 42.82 0.00 4.55 1.41 0.08 51.14 Average: 3 43.36 0.00 5.59 0.68 0.08 50.29