---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-24855 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 582 12950 0 2506 15137 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:32:4d:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.28/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fe32:4dd8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24855) 06/30/25 _x86_64_ (4 CPU) 18:59:20 LINUX RESTART (4 CPU) 19:00:02 tps rtps wtps bread/s bwrtn/s 19:01:01 189.00 39.40 149.60 2429.42 39590.98 19:02:01 53.34 4.73 48.61 166.77 6605.17 19:03:01 22.28 3.90 18.38 247.69 9448.43 Average: 87.64 15.88 71.76 939.69 18430.65 19:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:01:01 12991824 14834964 3433144 20.90 74676 1958532 1642796 9.40 1417644 1777556 102768 19:02:01 12215184 14166376 4209784 25.63 78460 2058688 2017276 11.54 2160312 1802164 18780 19:03:01 12073252 14299136 4351716 26.49 80332 2325876 1932068 11.06 2074188 2019792 11312 Average: 12426753 14433492 3998215 24.34 77823 2114365 1864047 10.67 1884048 1866504 44287 19:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:01:01 ens3 511.95 359.14 2921.76 70.68 0.00 0.00 0.00 0.00 19:01:01 lo 0.75 0.75 0.08 0.08 0.00 0.00 0.00 0.00 19:02:01 ens3 4098.28 2150.71 2087.06 961.38 0.00 0.00 0.00 0.00 19:02:01 lo 4.52 4.52 0.89 0.89 0.00 0.00 0.00 0.00 19:03:01 ens3 1255.92 940.08 2487.17 299.66 0.00 0.00 0.00 0.00 19:03:01 lo 2.95 2.95 0.49 0.49 0.00 0.00 0.00 0.00 Average: ens3 1963.45 1154.39 2496.30 445.99 0.00 0.00 0.00 0.00 Average: lo 2.75 2.75 0.49 0.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-24855) 06/30/25 _x86_64_ (4 CPU) 18:59:20 LINUX RESTART (4 CPU) 19:00:02 CPU %user %nice %system %iowait %steal %idle 19:01:01 all 33.04 0.00 1.94 2.43 0.07 62.52 19:01:01 0 20.10 0.00 0.94 3.32 0.07 75.58 19:01:01 1 31.51 0.00 1.71 1.03 0.07 65.67 19:01:01 2 25.04 0.00 1.14 3.76 0.07 69.99 19:01:01 3 55.46 0.00 3.96 1.63 0.10 38.85 19:02:01 all 73.76 0.00 6.26 0.11 0.10 19.77 19:02:01 0 71.67 0.00 7.07 0.28 0.10 20.88 19:02:01 1 78.92 0.00 4.51 0.02 0.10 16.45 19:02:01 2 73.21 0.00 6.63 0.05 0.10 20.00 19:02:01 3 71.21 0.00 6.81 0.10 0.12 21.76 19:03:01 all 39.06 0.00 2.75 0.18 0.08 57.94 19:03:01 0 38.03 0.00 2.79 0.28 0.07 58.82 19:03:01 1 41.59 0.00 2.95 0.02 0.07 55.38 19:03:01 2 37.81 0.00 3.11 0.32 0.08 58.67 19:03:01 3 38.81 0.00 2.14 0.08 0.07 58.90 Average: all 48.69 0.00 3.66 0.90 0.08 46.67 Average: 0 43.38 0.00 3.61 1.28 0.08 51.64 Average: 1 50.73 0.00 3.06 0.35 0.08 45.77 Average: 2 45.49 0.00 3.65 1.36 0.08 49.42 Average: 3 55.15 0.00 4.30 0.60 0.10 39.86