---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7000 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 458 5367 0 2149 7238 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:25:b6:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.140/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86070sec preferred_lft 86070sec inet6 fe80::f816:3eff:fe25:b6b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7000) 10/21/25 _x86_64_ (4 CPU) 07:05:00 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 178.62 109.27 69.35 5482.62 39419.60 07:07:01 46.02 2.32 43.70 48.00 5918.53 07:08:01 99.33 31.09 68.24 1815.13 11736.49 07:09:01 33.56 7.63 25.93 363.09 5533.38 07:10:01 23.06 0.35 22.71 33.73 1622.26 Average: 75.78 29.87 45.91 1535.43 12757.55 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6172144 7493432 1995268 24.43 30100 1474920 625024 6.78 495792 1342144 32348 07:07:01 5961084 7517596 2206328 27.01 50248 1676740 579620 6.29 487160 1536936 168740 07:08:01 5476224 7241500 2691188 32.95 60148 1866588 825928 8.96 782520 1706736 17024 07:09:01 5528212 7438652 2639200 32.31 63460 2006040 626780 6.80 697444 1735876 24760 07:10:01 5522288 7439288 2645124 32.39 65448 2010300 635096 6.89 701396 1736988 13440 Average: 5731990 7426094 2435422 29.82 53881 1806918 658490 7.15 632862 1611736 51262 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 155.56 124.14 899.43 56.17 0.00 0.00 0.00 0.00 07:06:01 lo 1.97 1.97 0.18 0.18 0.00 0.00 0.00 0.00 07:07:01 ens3 54.35 37.58 739.46 4.70 0.00 0.00 0.00 0.00 07:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 188.30 169.04 1188.93 35.07 0.00 0.00 0.00 0.00 07:08:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 126.27 149.55 398.57 623.63 0.00 0.00 0.00 0.00 07:09:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:10:01 ens3 11.33 12.43 9.10 5.88 0.00 0.00 0.00 0.00 07:10:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 107.01 98.48 646.25 145.44 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7000) 10/21/25 _x86_64_ (4 CPU) 07:05:00 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 17.41 0.00 3.47 8.82 11.15 59.15 07:06:01 0 30.78 0.00 3.80 11.28 10.93 43.21 07:06:01 1 11.67 0.00 2.46 7.36 10.68 67.83 07:06:01 2 12.69 0.00 2.23 7.91 11.29 65.89 07:06:01 3 14.69 0.00 5.38 8.78 11.68 59.47 07:07:01 all 17.51 0.00 1.40 2.79 4.35 73.95 07:07:01 0 12.15 0.00 0.91 0.10 2.20 84.64 07:07:01 1 15.34 0.00 1.22 0.39 5.70 77.35 07:07:01 2 4.78 0.00 1.33 9.25 3.74 80.89 07:07:01 3 37.81 0.00 2.13 1.37 5.76 52.94 07:08:01 all 24.09 0.00 1.92 3.11 9.32 61.57 07:08:01 0 47.82 0.00 2.99 5.34 11.40 32.44 07:08:01 1 15.39 0.00 1.33 2.13 8.44 72.71 07:08:01 2 16.25 0.00 1.81 3.79 8.80 69.34 07:08:01 3 16.96 0.00 1.51 1.17 8.61 71.75 07:09:01 all 25.71 0.00 1.78 1.13 8.05 63.34 07:09:01 0 21.67 0.00 1.59 1.46 6.91 68.37 07:09:01 1 43.39 0.00 2.49 0.76 9.33 44.04 07:09:01 2 19.62 0.00 1.96 2.10 9.08 67.24 07:09:01 3 18.09 0.00 1.07 0.20 6.84 73.79 07:10:01 all 19.27 0.00 0.94 1.19 3.77 74.82 07:10:01 0 15.56 0.00 0.53 0.79 2.67 80.45 07:10:01 1 35.82 0.00 1.49 0.30 4.91 57.47 07:10:01 2 22.14 0.00 1.18 3.59 3.43 69.65 07:10:01 3 3.75 0.00 0.55 0.11 4.09 91.50 Average: all 20.81 0.00 1.90 3.41 7.34 66.53 Average: 0 25.70 0.00 1.97 3.80 6.85 61.68 Average: 1 24.27 0.00 1.80 2.19 7.82 63.93 Average: 2 15.10 0.00 1.70 5.32 7.29 70.59 Average: 3 18.22 0.00 2.13 2.34 7.41 69.91