---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3880 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 7.7G 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 459 5189 0 2327 7234 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:e0:a7:ab brd ff:ff:ff:ff:ff:ff inet 10.32.6.52/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fee0:a7ab/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-3880) 06/20/26 _x86_64_ (4 CPU) 16:58:48 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 110.58 54.07 56.51 3563.94 5903.70 17:01:01 72.51 21.98 50.53 1382.95 9220.54 17:02:01 62.69 17.75 44.94 930.24 11654.59 17:03:01 25.95 2.73 23.21 88.52 5231.66 Average: 67.91 24.14 43.77 1491.87 7997.53 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 5960804 7407556 2206616 27.02 38720 1586792 706448 7.67 597816 1443084 86180 17:01:01 5618236 7382316 2549184 31.21 58432 1866512 836780 9.08 653188 1694692 156816 17:02:01 5358224 7447032 2809196 34.40 64868 2178048 645296 7.00 663696 1930168 140740 17:03:01 5345916 7440032 2821504 34.55 66976 2180508 643844 6.99 683280 1920996 10112 Average: 5570795 7419234 2596625 31.79 57249 1952965 708092 7.68 649495 1747235 98462 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:00:02 ens3 392.33 214.30 1477.79 65.85 0.00 0.00 0.00 0.00 17:01:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 17:01:01 ens3 62.31 48.91 533.00 11.03 0.00 0.00 0.00 0.00 17:02:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 220.15 197.68 3263.09 26.53 0.00 0.00 0.00 0.00 17:03:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 17:03:01 ens3 8.78 10.35 6.54 5.86 0.00 0.00 0.00 0.00 Average: lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 171.35 118.10 1323.40 27.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3880) 06/20/26 _x86_64_ (4 CPU) 16:58:48 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 22.72 0.00 1.83 4.12 2.74 68.58 17:00:02 0 17.24 0.00 1.41 4.45 2.27 74.63 17:00:02 1 32.35 0.00 2.25 7.99 2.98 54.43 17:00:02 2 27.15 0.00 2.59 1.78 3.67 64.82 17:00:02 3 14.15 0.00 1.10 2.28 2.04 80.43 17:01:01 all 22.08 0.00 1.41 2.46 1.72 72.32 17:01:01 0 43.66 0.00 1.99 0.90 2.04 51.40 17:01:01 1 15.33 0.00 1.20 3.50 1.22 78.76 17:01:01 2 23.19 0.00 1.67 2.34 2.09 70.72 17:01:01 3 6.23 0.00 0.77 3.13 1.51 88.35 17:02:01 all 33.30 0.00 1.93 1.56 4.55 58.66 17:02:01 0 31.20 0.00 1.45 0.40 4.15 62.80 17:02:01 1 27.70 0.00 1.63 1.05 4.60 65.02 17:02:01 2 30.23 0.00 1.78 0.74 4.69 62.56 17:02:01 3 44.06 0.00 2.85 4.07 4.77 44.25 17:03:01 all 19.30 0.00 0.81 0.97 1.09 77.83 17:03:01 0 8.44 0.00 0.60 0.03 0.53 90.39 17:03:01 1 27.24 0.00 1.18 2.78 1.23 67.56 17:03:01 2 21.14 0.00 0.81 0.43 1.16 76.45 17:03:01 3 20.38 0.00 0.65 0.63 1.44 76.91 Average: all 24.37 0.00 1.50 2.28 2.53 69.31 Average: 0 25.08 0.00 1.36 1.44 2.26 69.86 Average: 1 25.71 0.00 1.57 3.83 2.52 66.37 Average: 2 25.45 0.00 1.71 1.32 2.91 68.61 Average: 3 21.28 0.00 1.35 2.53 2.45 72.40