---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2090 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 469 5351 0 2154 7227 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:fe:97:8a brd ff:ff:ff:ff:ff:ff inet 10.32.7.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fefe:978a/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-2090) 12/31/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 101.97 34.18 67.79 1147.28 5468.57 07:07:01 82.96 30.05 52.91 1681.43 8743.10 07:08:01 61.19 9.12 52.07 510.98 10185.10 07:09:01 21.35 0.35 21.00 33.73 1448.16 Average: 66.87 18.42 48.44 843.42 6461.42 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5893908 7390776 2273512 27.84 41268 1631656 742732 8.06 626276 1476064 128340 07:07:01 5552344 7268624 2615076 32.02 59728 1819292 825172 8.95 755404 1661292 105260 07:08:01 5475060 7390752 2692360 32.96 63852 2010792 695884 7.55 746960 1740520 26904 07:09:01 5470124 7389436 2697296 33.03 65780 2012120 697084 7.56 751544 1739644 10788 Average: 5597859 7359897 2569561 31.46 57657 1868465 740218 8.03 720046 1654380 67823 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 418.70 245.74 1439.83 65.76 0.00 0.00 0.00 0.00 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 116.81 107.35 503.23 24.91 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 208.33 228.83 1190.60 629.79 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 11.90 12.71 9.27 6.04 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 188.93 148.65 785.70 181.61 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2090) 12/31/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.45 0.00 1.74 3.31 2.59 69.91 07:06:01 0 20.57 0.00 1.69 4.61 2.27 70.86 07:06:01 1 45.85 0.00 2.41 2.00 3.32 46.42 07:06:01 2 13.27 0.00 1.17 1.55 2.44 81.56 07:06:01 3 10.12 0.00 1.67 5.05 2.35 80.81 07:07:01 all 26.43 0.00 1.52 2.15 2.76 67.15 07:07:01 0 11.61 0.00 0.96 0.23 2.09 85.11 07:07:01 1 49.76 0.00 2.28 1.69 2.90 43.37 07:07:01 2 32.82 0.00 1.82 1.69 3.51 60.17 07:07:01 3 11.55 0.00 0.99 4.99 2.53 79.94 07:08:01 all 31.70 0.00 1.56 1.23 3.60 61.91 07:08:01 0 24.34 0.00 1.33 1.13 2.85 70.35 07:08:01 1 44.23 0.00 1.81 1.91 3.89 48.17 07:08:01 2 35.48 0.00 1.70 1.01 3.72 58.10 07:08:01 3 22.81 0.00 1.45 0.89 3.93 70.93 07:09:01 all 20.96 0.00 0.89 0.77 1.11 76.26 07:09:01 0 0.85 0.00 0.32 0.02 0.30 98.52 07:09:01 1 1.26 0.00 0.40 0.00 0.41 97.93 07:09:01 2 66.52 0.00 1.95 0.47 2.51 28.55 07:09:01 3 15.41 0.00 0.88 2.61 1.23 79.88 Average: all 25.39 0.00 1.43 1.87 2.52 68.80 Average: 0 14.35 0.00 1.07 1.50 1.88 81.20 Average: 1 35.27 0.00 1.72 1.40 2.63 58.98 Average: 2 36.96 0.00 1.66 1.18 3.05 57.16 Average: 3 14.98 0.00 1.25 3.38 2.51 77.88