---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7588 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 9.2G 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 624 12280 0 3134 15085 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:17:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.97/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85941sec preferred_lft 85941sec inet6 fe80::f816:3eff:feab:17a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7588) 10/30/25 _x86_64_ (4 CPU) 18:33:20 LINUX RESTART (4 CPU) 18:34:02 tps rtps wtps bread/s bwrtn/s 18:35:01 177.22 40.93 136.30 2493.27 18124.93 18:36:01 39.33 2.55 36.78 101.05 7884.02 18:37:01 37.24 1.03 36.21 31.19 10867.12 18:38:01 16.56 0.43 16.13 12.53 4456.06 18:39:01 14.83 0.70 14.13 72.91 4668.31 18:40:01 27.11 1.97 25.14 183.27 23971.48 Average: 51.70 7.84 43.86 476.75 11644.14 18:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 12599920 14430332 3825048 23.29 75876 1944164 1901408 10.88 1845816 1738768 93956 18:36:01 11959704 13863932 4465264 27.19 78412 2012216 2340640 13.40 2450572 1769140 33068 18:37:01 12160576 14291404 4264392 25.96 84212 2226000 2024524 11.59 2048956 1955716 28200 18:38:01 11745476 13910360 4679492 28.49 86752 2254612 2222380 12.72 2437240 1976032 16056 18:39:01 10762408 13047264 5662560 34.48 89428 2367748 3825932 21.90 3309328 2075796 94624 18:40:01 11385312 14263520 5039656 30.68 91872 2938324 1905236 10.90 2173484 2568648 58180 Average: 11768899 13967802 4656069 28.35 84425 2290511 2370020 13.56 2377566 2014017 54014 18:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 18:35:01 ens3 348.04 247.11 2438.75 55.28 0.00 0.00 0.00 0.00 18:36:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:36:01 ens3 3230.66 1949.38 1288.92 784.18 0.00 0.00 0.00 0.00 18:37:01 lo 8.55 8.55 0.83 0.83 0.00 0.00 0.00 0.00 18:37:01 ens3 1308.90 884.74 3436.96 334.24 0.00 0.00 0.00 0.00 18:38:01 lo 7.17 7.17 9.52 9.52 0.00 0.00 0.00 0.00 18:38:01 ens3 537.36 369.89 246.67 177.79 0.00 0.00 0.00 0.00 18:39:01 lo 4.62 4.62 0.74 0.74 0.00 0.00 0.00 0.00 18:39:01 ens3 645.63 384.94 311.50 150.40 0.00 0.00 0.00 0.00 18:40:01 lo 0.98 0.98 0.15 0.15 0.00 0.00 0.00 0.00 18:40:01 ens3 1656.65 965.00 3080.86 344.91 0.00 0.00 0.00 0.00 Average: lo 3.72 3.72 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 1290.48 801.71 1798.83 308.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7588) 10/30/25 _x86_64_ (4 CPU) 18:33:20 LINUX RESTART (4 CPU) 18:34:02 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 35.88 0.00 2.02 2.07 0.07 59.95 18:35:01 0 35.19 0.00 1.41 0.82 0.09 62.49 18:35:01 1 27.31 0.00 1.41 0.59 0.07 70.62 18:35:01 2 55.83 0.00 3.28 2.00 0.08 38.80 18:35:01 3 25.18 0.00 1.97 4.87 0.07 67.91 18:36:01 all 76.38 0.00 5.63 0.28 0.10 17.60 18:36:01 0 85.78 0.00 5.36 0.28 0.10 8.47 18:36:01 1 79.24 0.00 6.75 0.00 0.08 13.93 18:36:01 2 63.92 0.00 4.97 0.07 0.12 30.93 18:36:01 3 76.56 0.00 5.47 0.79 0.12 17.07 18:37:01 all 60.63 0.00 4.08 0.15 0.09 35.05 18:37:01 0 61.18 0.00 4.72 0.03 0.10 33.97 18:37:01 1 55.22 0.00 4.06 0.17 0.08 40.47 18:37:01 2 54.83 0.00 5.54 0.00 0.08 39.54 18:37:01 3 71.33 0.00 1.98 0.39 0.10 26.20 18:38:01 all 60.39 0.00 1.88 10.81 0.10 26.81 18:38:01 0 61.35 0.00 1.77 0.00 0.10 36.77 18:38:01 1 63.06 0.00 1.46 14.69 0.10 20.70 18:38:01 2 59.53 0.00 2.34 14.22 0.10 23.81 18:38:01 3 57.63 0.00 1.96 14.36 0.10 25.96 18:39:01 all 62.39 0.00 2.06 0.08 0.09 35.38 18:39:01 0 67.27 0.00 2.96 0.00 0.10 29.66 18:39:01 1 60.17 0.00 2.04 0.08 0.08 37.62 18:39:01 2 66.21 0.00 1.65 0.22 0.10 31.83 18:39:01 3 55.88 0.00 1.60 0.02 0.08 42.42 18:40:01 all 57.99 0.00 2.18 0.64 0.10 39.10 18:40:01 0 60.39 0.00 1.72 0.10 0.08 37.70 18:40:01 1 72.57 0.00 1.85 0.12 0.12 25.34 18:40:01 2 45.69 0.00 2.04 1.19 0.10 50.97 18:40:01 3 53.23 0.00 3.12 1.14 0.10 42.41 Average: all 59.00 0.00 2.98 2.34 0.09 35.59 Average: 0 61.93 0.00 2.99 0.20 0.10 34.78 Average: 1 59.67 0.00 2.93 2.61 0.09 34.70 Average: 2 57.68 0.00 3.30 2.95 0.10 35.97 Average: 3 56.71 0.00 2.68 3.59 0.10 36.92