---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12757 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 9.8G 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 575 11666 0 3797 15134 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:ea:c6:f9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.68/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85636sec preferred_lft 85636sec inet6 fe80::f816:3eff:feea:c6f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12757) 11/15/25 _x86_64_ (4 CPU) 00:05:22 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:01 154.51 35.16 119.35 1827.83 38964.71 00:08:01 86.39 11.11 75.27 811.20 8949.44 00:09:01 44.53 6.83 37.69 199.70 5319.91 00:10:01 41.27 0.32 40.95 12.00 7314.27 00:11:01 29.26 0.40 28.86 8.67 4415.80 00:12:01 29.36 0.12 29.25 1.33 5679.85 00:13:01 29.45 0.22 29.23 4.27 3402.23 00:14:01 3.40 0.00 3.40 0.00 1625.45 00:15:01 4.50 0.00 4.50 0.00 673.75 00:16:01 20.08 1.13 18.95 23.33 4230.09 00:17:01 30.34 1.62 28.73 173.70 24274.89 00:18:01 46.41 1.80 44.61 118.51 3448.63 Average: 43.29 4.89 38.40 265.04 9024.74 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13637104 15425996 2787864 16.97 75060 1905300 928248 5.31 818420 1736976 182940 00:08:01 11288080 13205952 5136888 31.27 81536 2021156 3101020 17.75 3098396 1788208 36936 00:09:01 12027216 14107544 4397752 26.77 88240 2169196 1940232 11.10 2234984 1898184 38856 00:10:01 11813440 14081084 4611528 28.08 93888 2344320 1934916 11.07 2280744 2052668 14520 00:11:01 11272436 13765340 5152532 31.37 100560 2547028 2270988 13.00 2647812 2207064 107896 00:12:01 11218168 13811136 5206800 31.70 102668 2638972 2212696 12.66 2613548 2290916 41872 00:13:01 11062052 13720356 5362916 32.65 105436 2699700 2302320 13.18 2717428 2339336 14080 00:14:01 11214096 13922568 5210872 31.73 105524 2748076 2342120 13.40 2518984 2386620 15048 00:15:01 11187596 13920308 5237372 31.89 105720 2770708 2352476 13.46 2525632 2403892 22516 00:16:01 11930896 15252760 4494072 27.36 108748 3336336 1079180 6.18 1267820 2900668 530668 00:17:01 10494876 14069984 5930092 36.10 111260 3570728 2102792 12.03 2507840 3077352 44216 00:18:01 11946820 15497000 4478148 27.26 115444 3544240 778084 4.45 1111452 3028572 26288 Average: 11591065 14231669 4833903 29.43 99507 2691313 1945423 11.13 2195255 2342538 89653 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 ens3 156.06 109.22 1733.37 29.06 0.00 0.00 0.00 0.00 00:07:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 00:08:01 ens3 576.87 419.50 1002.19 136.00 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 00:09:01 ens3 739.46 540.71 1673.65 189.44 0.00 0.00 0.00 0.00 00:09:01 lo 1.20 1.20 0.19 0.19 0.00 0.00 0.00 0.00 00:10:01 ens3 480.17 369.48 2581.88 103.79 0.00 0.00 0.00 0.00 00:10:01 lo 21.50 21.50 3.73 3.73 0.00 0.00 0.00 0.00 00:11:01 ens3 775.84 574.17 904.60 200.69 0.00 0.00 0.00 0.00 00:11:01 lo 1.35 1.35 0.21 0.21 0.00 0.00 0.00 0.00 00:12:01 ens3 3115.46 1972.25 1664.91 865.70 0.00 0.00 0.00 0.00 00:12:01 lo 0.72 0.72 0.09 0.09 0.00 0.00 0.00 0.00 00:13:01 ens3 6723.13 3993.75 2014.02 1852.45 0.00 0.00 0.00 0.00 00:13:01 lo 62.12 62.12 17.36 17.36 0.00 0.00 0.00 0.00 00:14:01 ens3 7879.99 4325.92 2703.03 2224.89 0.00 0.00 0.00 0.00 00:14:01 lo 8.56 8.56 1.81 1.81 0.00 0.00 0.00 0.00 00:15:01 ens3 369.89 208.68 105.12 91.14 0.00 0.00 0.00 0.00 00:15:01 lo 18.43 18.43 4.06 4.06 0.00 0.00 0.00 0.00 00:16:01 ens3 466.77 309.63 307.24 107.79 0.00 0.00 0.00 0.00 00:16:01 lo 1.58 1.58 0.30 0.30 0.00 0.00 0.00 0.00 00:17:01 ens3 1534.78 1057.04 2916.21 369.48 0.00 0.00 0.00 0.00 00:17:01 lo 0.23 0.23 0.04 0.04 0.00 0.00 0.00 0.00 00:18:01 ens3 210.11 143.68 247.03 185.45 0.00 0.00 0.00 0.00 00:18:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 1919.23 1168.77 1487.79 529.71 0.00 0.00 0.00 0.00 Average: lo 9.86 9.86 2.34 2.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12757) 11/15/25 _x86_64_ (4 CPU) 00:05:22 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 23.09 0.00 1.49 5.02 0.07 70.34 00:07:01 0 39.36 0.00 2.20 3.35 0.10 54.99 00:07:01 1 6.08 0.00 0.62 10.03 0.07 83.21 00:07:01 2 37.22 0.00 2.56 2.38 0.08 57.76 00:07:01 3 9.78 0.00 0.55 4.31 0.02 85.34 00:08:01 all 60.36 0.00 2.03 0.51 0.10 37.00 00:08:01 0 57.68 0.00 2.09 1.27 0.10 38.86 00:08:01 1 64.24 0.00 2.54 0.40 0.10 32.71 00:08:01 2 54.24 0.00 1.88 0.35 0.10 43.42 00:08:01 3 65.23 0.00 1.62 0.00 0.10 33.05 00:09:01 all 48.58 0.00 2.56 0.23 0.11 48.51 00:09:01 0 52.10 0.00 2.43 0.02 0.15 45.30 00:09:01 1 46.49 0.00 3.30 0.84 0.12 49.25 00:09:01 2 51.94 0.00 1.52 0.02 0.12 46.40 00:09:01 3 43.73 0.00 3.04 0.07 0.08 53.08 00:10:01 all 43.34 0.00 1.74 0.40 0.08 54.44 00:10:01 0 45.24 0.00 2.45 0.50 0.08 51.73 00:10:01 1 40.78 0.00 1.61 0.38 0.08 57.14 00:10:01 2 41.38 0.00 1.68 0.35 0.08 56.50 00:10:01 3 45.97 0.00 1.19 0.37 0.10 52.37 00:11:01 all 55.19 0.00 2.45 0.06 0.10 42.20 00:11:01 0 57.17 0.00 2.65 0.03 0.12 40.02 00:11:01 1 57.62 0.00 2.82 0.02 0.08 39.46 00:11:01 2 53.38 0.00 1.89 0.03 0.10 44.59 00:11:01 3 52.60 0.00 2.39 0.15 0.10 44.75 00:12:01 all 41.74 0.00 5.80 0.16 0.08 52.22 00:12:01 0 44.42 0.00 5.58 0.00 0.07 49.93 00:12:01 1 33.18 0.00 5.41 0.00 0.10 61.30 00:12:01 2 43.96 0.00 6.47 0.00 0.10 49.47 00:12:01 3 45.43 0.00 5.75 0.62 0.07 48.13 00:13:01 all 43.10 0.00 14.08 0.17 0.10 42.54 00:13:01 0 44.72 0.00 18.76 0.29 0.10 36.14 00:13:01 1 42.57 0.00 14.86 0.02 0.10 42.45 00:13:01 2 42.30 0.00 8.18 0.12 0.10 49.29 00:13:01 3 42.80 0.00 14.51 0.30 0.12 42.28 00:14:01 all 41.92 0.00 13.00 0.06 0.09 44.93 00:14:01 0 39.96 0.00 10.59 0.02 0.08 49.35 00:14:01 1 44.56 0.00 17.14 0.03 0.08 38.18 00:14:01 2 43.90 0.00 9.73 0.17 0.12 46.09 00:14:01 3 39.28 0.00 14.54 0.02 0.07 46.10 00:15:01 all 46.40 0.00 1.80 0.06 0.09 51.64 00:15:01 0 45.80 0.00 1.82 0.23 0.08 52.06 00:15:01 1 47.65 0.00 2.24 0.00 0.08 50.03 00:15:01 2 44.81 0.00 1.61 0.00 0.10 53.48 00:15:01 3 47.31 0.00 1.59 0.00 0.10 51.00 00:16:01 all 37.15 0.00 5.21 0.24 0.07 57.32 00:16:01 0 24.53 0.00 1.72 0.90 0.07 72.77 00:16:01 1 32.84 0.00 1.19 0.07 0.07 65.84 00:16:01 2 34.27 0.00 0.92 0.00 0.07 64.74 00:16:01 3 56.92 0.00 16.98 0.02 0.08 26.00 00:17:01 all 66.35 0.00 1.78 0.87 0.11 30.90 00:17:01 0 65.37 0.00 2.56 0.12 0.12 31.83 00:17:01 1 69.31 0.00 0.99 0.00 0.10 29.60 00:17:01 2 66.99 0.00 2.09 0.33 0.12 30.47 00:17:01 3 63.72 0.00 1.47 2.99 0.12 31.69 00:17:01 CPU %user %nice %system %iowait %steal %idle 00:18:01 all 23.36 0.00 1.54 1.09 0.05 73.96 00:18:01 0 27.45 0.00 2.23 0.28 0.05 69.98 00:18:01 1 25.05 0.00 0.95 0.27 0.03 73.70 00:18:01 2 23.33 0.00 1.33 2.47 0.05 72.82 00:18:01 3 17.59 0.00 1.65 1.35 0.05 79.35 Average: all 44.21 0.00 4.45 0.74 0.09 50.51 Average: 0 45.32 0.00 4.58 0.58 0.09 49.42 Average: 1 42.52 0.00 4.46 1.00 0.09 51.93 Average: 2 44.80 0.00 3.32 0.52 0.09 51.27 Average: 3 44.20 0.00 5.44 0.85 0.08 49.43