---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20742 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 672K 1.6G 1% /run /dev/vda1 78G 9.3G 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 640 12246 0 3153 15069 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:45:06:dd brd ff:ff:ff:ff:ff:ff inet 10.30.107.15/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe45:6dd/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-20742) 06/13/25 _x86_64_ (4 CPU) 01:12:18 LINUX RESTART (4 CPU) 01:13:02 tps rtps wtps bread/s bwrtn/s 01:14:01 127.93 16.00 111.93 1232.74 42001.56 01:15:01 164.61 19.85 144.76 674.02 34795.00 01:16:01 63.77 1.73 62.04 76.52 23724.05 Average: 118.72 12.51 106.21 657.90 33459.42 01:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13870492 15538484 2554468 15.55 69164 1794892 773644 4.43 687480 1645240 94656 01:15:01 12307524 14578764 4117436 25.07 88824 2359124 1557936 8.92 1715684 2135820 76192 01:16:01 12568712 15455528 3856248 23.48 95840 2951068 809596 4.63 1258380 2311052 27404 Average: 12915576 15190925 3509384 21.37 84609 2368361 1047059 5.99 1220515 2030704 66084 01:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 ens3 230.38 160.84 1050.69 22.78 0.00 0.00 0.00 0.00 01:14:01 lo 0.68 0.68 0.08 0.08 0.00 0.00 0.00 0.00 01:15:01 ens3 682.54 565.02 7767.11 86.51 0.00 0.00 0.00 0.00 01:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:16:01 ens3 369.17 318.90 1296.91 2648.91 0.00 0.00 0.00 0.00 01:16:01 lo 21.46 21.46 1.93 1.93 0.00 0.00 0.00 0.00 Average: ens3 428.46 349.30 3384.53 924.41 0.00 0.00 0.00 0.00 Average: lo 7.53 7.53 0.68 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20742) 06/13/25 _x86_64_ (4 CPU) 01:12:18 LINUX RESTART (4 CPU) 01:13:02 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 12.62 0.00 1.18 3.35 0.05 82.81 01:14:01 0 16.39 0.00 1.14 6.73 0.03 75.71 01:14:01 1 6.98 0.00 1.22 3.99 0.07 87.74 01:14:01 2 23.20 0.00 1.94 1.63 0.07 73.16 01:14:01 3 3.90 0.00 0.41 1.05 0.02 94.63 01:15:01 all 36.65 0.00 2.26 1.18 0.09 59.82 01:15:01 0 39.06 0.00 2.10 2.87 0.10 55.87 01:15:01 1 39.47 0.00 1.79 0.37 0.08 58.29 01:15:01 2 35.05 0.00 2.36 0.90 0.08 61.60 01:15:01 3 33.05 0.00 2.80 0.60 0.08 63.47 01:16:01 all 30.28 0.00 2.39 1.82 0.07 65.44 01:16:01 0 30.68 0.00 1.92 1.94 0.05 65.40 01:16:01 1 33.10 0.00 3.21 1.13 0.07 62.49 01:16:01 2 26.57 0.00 2.06 3.52 0.08 67.76 01:16:01 3 30.74 0.00 2.36 0.69 0.08 66.14 Average: all 26.58 0.00 1.95 2.11 0.07 69.29 Average: 0 28.77 0.00 1.72 3.83 0.06 65.62 Average: 1 26.63 0.00 2.08 1.82 0.07 69.40 Average: 2 28.30 0.00 2.12 2.02 0.08 67.48 Average: 3 22.64 0.00 1.86 0.78 0.06 74.66