---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4411 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 465 5357 0 2152 7231 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:0a:2c:1c brd ff:ff:ff:ff:ff:ff inet 10.32.7.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe0a:2c1c/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-4411) 09/23/25 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 183.09 101.02 82.07 5331.64 40292.90 07:07:01 61.84 5.53 56.31 171.30 9334.18 07:08:02 89.85 32.37 57.48 1993.34 8249.65 07:09:01 19.43 1.34 18.10 67.64 4751.88 Average: 88.84 35.20 53.64 1898.54 15702.00 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6043480 7435024 2123932 26.00 36064 1535812 681004 7.39 564348 1396648 68632 07:07:01 5837064 7488896 2330348 28.53 55908 1760268 602996 6.54 513400 1618604 127196 07:08:02 5452128 7362324 2715284 33.25 62836 2006460 721800 7.83 768384 1740472 114500 07:09:01 5496188 7422172 2671224 32.71 64956 2019108 664292 7.21 716240 1746272 19700 Average: 5707215 7427104 2460197 30.12 54941 1830412 667523 7.24 640593 1625499 82507 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 07:06:01 ens3 442.89 229.10 1241.26 65.23 0.00 0.00 0.00 0.00 07:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 07:07:01 ens3 64.06 41.34 678.21 6.18 0.00 0.00 0.00 0.00 07:08:02 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 07:08:02 ens3 278.46 297.78 1304.88 67.05 0.00 0.00 0.00 0.00 07:09:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 52.42 64.88 28.27 614.39 0.00 0.00 0.00 0.00 Average: lo 1.35 1.35 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 210.11 158.67 816.43 186.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4411) 09/23/25 _x86_64_ (4 CPU) 07:04:58 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.12 0.00 3.08 6.17 3.20 66.44 07:06:01 0 20.56 0.00 5.58 4.86 3.08 65.92 07:06:01 1 10.61 0.00 2.45 9.27 2.79 74.87 07:06:01 2 31.90 0.00 2.32 3.24 3.92 58.62 07:06:01 3 21.41 0.00 1.99 7.30 2.99 66.32 07:07:01 all 20.56 0.00 1.20 2.04 1.60 74.59 07:07:01 0 46.98 0.00 2.32 0.40 2.35 47.95 07:07:01 1 9.65 0.00 0.84 2.24 1.96 85.30 07:07:01 2 13.02 0.00 1.24 5.16 1.39 79.19 07:07:01 3 12.76 0.00 0.38 0.33 0.70 85.82 07:08:02 all 35.07 0.00 1.91 1.76 5.41 55.85 07:08:02 0 47.06 0.00 1.79 0.95 5.94 44.27 07:08:02 1 27.69 0.00 1.18 1.49 4.73 64.91 07:08:02 2 28.13 0.00 2.38 2.46 5.83 61.20 07:08:02 3 37.42 0.00 2.26 2.11 5.17 53.04 07:09:01 all 20.57 0.00 0.96 0.75 1.75 75.96 07:09:01 0 33.03 0.00 1.05 1.08 1.98 62.86 07:09:01 1 29.65 0.00 1.01 0.83 1.79 66.72 07:09:01 2 7.51 0.00 0.82 1.02 1.77 88.88 07:09:01 3 12.26 0.00 0.99 0.07 1.47 85.21 Average: all 24.37 0.00 1.79 2.69 3.00 68.16 Average: 0 36.94 0.00 2.69 1.83 3.35 55.19 Average: 1 19.36 0.00 1.37 3.47 2.83 72.98 Average: 2 20.18 0.00 1.69 2.98 3.24 71.92 Average: 3 21.03 0.00 1.41 2.46 2.59 72.51