---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1027 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: 2799.998 BogoMIPS: 5599.99 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 450 5379 0 2145 7246 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:5c:b2:9b brd ff:ff:ff:ff:ff:ff inet 10.32.7.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe5c:b29b/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-1027) 08/15/25 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 114.33 48.27 66.06 3417.79 6293.10 07:07:01 79.34 29.93 49.41 1681.45 8387.54 07:08:01 58.91 8.34 50.57 487.01 6937.77 07:09:01 24.03 0.83 23.19 46.38 4800.13 Average: 69.15 21.84 47.31 1408.07 6604.59 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5941388 7399236 2226024 27.25 39004 1597348 710604 7.71 614632 1446112 92248 07:07:01 5606868 7307564 2560544 31.35 58128 1806384 831756 9.03 715808 1649592 104380 07:08:01 5515276 7421764 2652136 32.47 63388 2001908 658300 7.14 711224 1735732 126592 07:09:01 5491800 7407948 2675612 32.76 65356 2009736 664328 7.21 732764 1736768 17248 Average: 5638833 7384128 2528579 30.96 56469 1853844 716247 7.77 693607 1642051 85117 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 349.32 203.78 1445.58 63.41 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 72.82 56.09 444.02 17.13 0.00 0.00 0.00 0.00 07:07:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 258.96 290.79 1245.59 644.90 0.00 0.00 0.00 0.00 07:08:01 lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 07:09:01 ens3 21.08 18.91 25.95 9.52 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 175.56 142.41 790.34 183.79 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 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-1027) 08/15/25 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.12 0.00 1.78 3.92 1.74 69.44 07:06:01 0 12.73 0.00 1.38 1.46 1.23 83.20 07:06:01 1 19.37 0.00 1.85 6.74 1.77 70.26 07:06:01 2 29.25 0.00 2.00 6.35 2.12 60.27 07:06:01 3 31.12 0.00 1.89 1.10 1.86 64.03 07:07:01 all 24.70 0.00 1.54 2.23 1.52 70.01 07:07:01 0 36.52 0.00 1.75 1.61 1.73 58.39 07:07:01 1 13.18 0.00 1.20 3.92 1.22 80.48 07:07:01 2 17.16 0.00 1.51 2.43 1.53 77.38 07:07:01 3 31.93 0.00 1.73 0.96 1.58 63.80 07:08:01 all 37.72 0.00 1.90 1.12 2.66 56.61 07:08:01 0 35.82 0.00 1.91 0.61 2.52 59.14 07:08:01 1 48.74 0.00 2.12 1.38 2.95 44.81 07:08:01 2 36.03 0.00 1.45 1.63 2.33 58.57 07:08:01 3 30.32 0.00 2.09 0.83 2.83 63.94 07:09:01 all 20.89 0.00 0.98 0.83 1.27 76.04 07:09:01 0 6.07 0.00 0.70 0.07 0.90 92.27 07:09:01 1 11.88 0.00 1.03 2.34 0.90 83.85 07:09:01 2 51.70 0.00 1.20 0.90 1.96 44.24 07:09:01 3 14.00 0.00 1.00 0.05 1.31 83.64 Average: all 26.61 0.00 1.55 2.03 1.80 68.02 Average: 0 22.77 0.00 1.43 0.94 1.59 73.26 Average: 1 23.31 0.00 1.55 3.60 1.71 69.83 Average: 2 33.52 0.00 1.54 2.83 1.98 60.12 Average: 3 26.84 0.00 1.68 0.73 1.90 68.85