---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1569 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 475 5353 0 2146 7221 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:98:d0:bb brd ff:ff:ff:ff:ff:ff inet 10.32.6.94/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe98:d0bb/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-1569) 08/21/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 103.98 35.26 68.72 1217.93 5632.01 07:07:01 84.29 31.18 53.11 1698.78 8647.36 07:08:01 57.71 8.63 49.08 496.50 9948.82 07:09:01 21.40 0.32 21.08 32.26 1426.56 Average: 66.84 18.85 48.00 861.35 6413.83 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5871124 7380804 2296288 28.12 42060 1643340 729896 7.92 640552 1481548 138056 07:07:01 5584216 7290484 2583196 31.63 58984 1810160 816432 8.86 732976 1651732 95912 07:08:01 5501232 7408452 2666180 32.64 63572 2002412 671328 7.28 728332 1731816 26464 07:09:01 5489420 7400064 2677992 32.79 65624 2003552 672644 7.30 741244 1730260 10828 Average: 5611498 7369951 2555914 31.29 57560 1864866 722575 7.84 710776 1648839 67815 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 425.33 229.15 1429.03 64.80 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 125.76 105.97 498.24 30.88 0.00 0.00 0.00 0.00 07:07:01 lo 1.67 1.67 0.16 0.16 0.00 0.00 0.00 0.00 07:08:01 ens3 270.99 276.47 1215.07 646.72 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 12.01 12.86 9.32 6.10 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 208.53 156.12 787.93 187.15 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-1569) 08/21/25 _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 23.53 0.00 1.65 3.01 1.46 70.33 07:06:01 0 9.39 0.00 0.53 0.37 0.70 89.01 07:06:01 1 53.65 0.00 2.87 6.47 2.22 34.79 07:06:01 2 25.26 0.00 1.90 0.88 1.70 70.26 07:06:01 3 6.01 0.00 1.32 4.37 1.26 87.04 07:07:01 all 25.99 0.00 1.59 1.96 1.66 68.80 07:07:01 0 11.48 0.00 0.91 0.85 1.03 85.72 07:07:01 1 22.01 0.00 1.08 4.14 1.43 71.34 07:07:01 2 52.36 0.00 2.97 1.68 2.92 40.07 07:07:01 3 18.02 0.00 1.42 1.17 1.27 78.13 07:08:01 all 33.45 0.00 1.68 0.94 2.38 61.55 07:08:01 0 25.11 0.00 0.65 0.07 2.04 72.14 07:08:01 1 52.14 0.00 2.09 1.28 2.87 41.61 07:08:01 2 27.63 0.00 1.96 1.78 2.13 66.49 07:08:01 3 28.95 0.00 2.01 0.65 2.46 65.94 07:09:01 all 21.15 0.00 0.89 0.62 1.01 76.33 07:09:01 0 16.54 0.00 0.71 0.53 1.26 80.96 07:09:01 1 39.14 0.00 1.55 0.15 1.32 57.84 07:09:01 2 4.71 0.00 0.38 1.71 0.50 92.69 07:09:01 3 24.21 0.00 0.91 0.08 0.96 73.83 Average: all 26.03 0.00 1.46 1.63 1.63 69.25 Average: 0 15.64 0.00 0.70 0.45 1.26 81.95 Average: 1 41.73 0.00 1.90 3.01 1.96 51.40 Average: 2 27.51 0.00 1.80 1.51 1.81 67.36 Average: 3 19.28 0.00 1.42 1.57 1.49 76.24