---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-497 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 447 1405 0 2091 3234 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:a8:78:c1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.243/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fea8:78c1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-497) 07/15/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 167.04 85.02 82.02 4948.51 40147.99 19:15:01 54.24 0.22 54.02 26.66 9063.69 19:16:01 74.83 18.53 56.30 669.64 8264.85 19:17:01 23.66 0.82 22.85 54.39 4414.06 Average: 79.94 26.14 53.80 1424.77 15472.35 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1936564 3344312 2102088 52.05 35952 1536080 642328 12.63 552432 1396788 70876 19:15:01 1672172 3301580 2366480 58.60 53692 1727536 673520 13.24 606532 1580236 102696 19:16:01 1461612 3321020 2577040 63.81 62380 1940480 630852 12.40 673156 1708160 99828 19:17:01 1381400 3260156 2657252 65.80 64268 1957192 690276 13.57 741772 1717784 16524 Average: 1612937 3306767 2425715 60.06 54073 1790322 659244 12.96 643473 1600742 72481 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 357.96 181.52 1227.60 61.79 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 38.53 30.53 542.47 4.22 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 320.74 281.94 1411.26 66.75 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 47.09 53.67 26.56 529.59 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 191.09 136.92 802.00 165.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-497) 07/15/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 19.49 0.00 3.07 6.14 4.43 66.87 19:14:01 0 25.65 0.00 5.92 4.41 4.45 59.58 19:14:01 1 19.47 0.00 1.88 4.21 4.00 70.45 19:14:01 2 13.99 0.00 2.20 9.40 4.92 69.50 19:14:01 3 18.93 0.00 2.33 6.48 4.38 67.88 19:15:01 all 18.13 0.00 1.16 3.70 1.98 75.03 19:15:01 0 31.01 0.00 1.58 0.63 2.59 64.19 19:15:01 1 15.48 0.00 1.21 0.13 1.59 81.60 19:15:01 2 4.67 0.00 0.56 13.01 1.03 80.73 19:15:01 3 21.30 0.00 1.27 1.09 2.67 73.67 19:16:01 all 37.96 0.00 2.04 1.39 7.83 50.77 19:16:01 0 47.29 0.00 2.23 1.20 7.69 41.58 19:16:01 1 36.33 0.00 1.32 0.42 7.59 54.34 19:16:01 2 42.60 0.00 1.78 1.59 7.72 46.31 19:16:01 3 25.78 0.00 2.82 2.36 8.31 60.74 19:17:01 all 20.31 0.00 0.79 0.94 2.02 75.94 19:17:01 0 5.74 0.00 0.51 0.03 1.13 92.58 19:17:01 1 41.34 0.00 1.23 0.40 2.62 54.42 19:17:01 2 20.34 0.00 0.90 2.25 1.89 74.62 19:17:01 3 13.82 0.00 0.51 1.07 2.47 82.14 Average: all 24.02 0.00 1.77 3.04 4.08 67.08 Average: 0 27.53 0.00 2.56 1.57 3.98 64.36 Average: 1 28.17 0.00 1.41 1.29 3.96 65.17 Average: 2 20.45 0.00 1.37 6.56 3.91 67.72 Average: 3 19.98 0.00 1.74 2.75 4.48 71.05