---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11742 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 680K 1.6G 1% /run /dev/vda1 78G 8.7G 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 603 12912 0 2524 15108 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:8c:48:23 brd ff:ff:ff:ff:ff:ff inet 10.30.107.160/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe8c:4823/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11742) 07/24/26 _x86_64_ (4 CPU) 11:56:42 LINUX RESTART (4 CPU) 11:57:01 tps rtps wtps bread/s bwrtn/s 11:58:02 130.44 18.93 111.51 698.55 45664.12 11:59:01 175.54 33.20 142.34 1840.00 37010.44 12:00:01 55.19 2.05 53.14 111.05 8051.06 Average: 120.08 17.98 102.11 877.80 30203.69 11:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:58:02 13787800 15483408 2637168 16.06 67484 1824092 854196 4.89 740748 1671328 271020 11:59:01 12757976 14874932 3666992 22.33 96008 2195292 1374380 7.87 1423968 1974896 86128 12:00:01 13232164 15478104 3192804 19.44 99852 2318768 833764 4.77 857528 2064704 24312 Average: 13259313 15278815 3165655 19.27 87781 2112717 1020780 5.84 1007415 1903643 127153 11:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:58:02 ens3 111.10 75.62 1354.41 14.46 0.00 0.00 0.00 0.00 11:58:02 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 11:59:01 ens3 345.73 262.78 2758.43 65.22 0.00 0.00 0.00 0.00 11:59:01 lo 1.90 1.90 0.21 0.21 0.00 0.00 0.00 0.00 12:00:01 ens3 309.90 168.67 125.47 65.72 0.00 0.00 0.00 0.00 12:00:01 lo 2.85 2.85 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 255.07 168.50 1405.18 48.37 0.00 0.00 0.00 0.00 Average: lo 2.01 2.01 0.18 0.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11742) 07/24/26 _x86_64_ (4 CPU) 11:56:42 LINUX RESTART (4 CPU) 11:57:01 CPU %user %nice %system %iowait %steal %idle 11:58:02 all 18.45 0.00 1.31 5.10 0.06 75.08 11:58:02 0 29.89 0.00 2.30 1.49 0.08 66.24 11:58:02 1 27.27 0.00 1.37 8.90 0.08 62.38 11:58:02 2 4.87 0.00 0.85 8.55 0.03 85.70 11:58:02 3 11.73 0.00 0.69 1.47 0.03 86.08 11:59:01 all 36.02 0.00 2.52 2.34 0.11 59.01 11:59:01 0 43.38 0.00 2.57 2.30 0.10 51.65 11:59:01 1 27.31 0.00 2.48 4.53 0.10 65.57 11:59:01 2 33.75 0.00 3.03 1.74 0.10 61.39 11:59:01 3 39.63 0.00 2.03 0.80 0.10 57.44 12:00:01 all 38.29 0.00 2.23 0.66 0.08 58.74 12:00:01 0 57.52 0.00 2.17 0.25 0.10 39.96 12:00:01 1 20.15 0.00 2.37 1.99 0.07 75.42 12:00:01 2 33.20 0.00 2.22 0.15 0.08 64.35 12:00:01 3 42.31 0.00 2.14 0.23 0.10 55.22 Average: all 30.89 0.00 2.02 2.70 0.08 64.31 Average: 0 43.59 0.00 2.35 1.34 0.10 52.63 Average: 1 24.90 0.00 2.07 5.14 0.08 67.80 Average: 2 23.89 0.00 2.03 3.48 0.07 70.52 Average: 3 31.18 0.00 1.62 0.84 0.08 66.28