---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-29299 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 8.7G 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 923 12646 0 2469 14796 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:3b:b1:0d brd ff:ff:ff:ff:ff:ff inet 10.30.107.198/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe3b:b10d/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-29299) 07/19/25 _x86_64_ (4 CPU) 22:07:19 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:01 188.15 13.13 175.02 310.61 53101.28 22:10:01 54.21 10.23 43.98 601.90 5798.23 22:11:01 19.70 2.88 16.81 80.79 3773.24 Average: 87.35 8.75 78.60 331.10 20890.92 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13236300 15164052 3188668 19.41 77312 2036824 1179760 6.75 1094400 1852740 136704 22:10:01 12583936 14555232 3841032 23.39 79048 2076152 1823092 10.43 1745992 1847900 1836 22:11:01 13027276 15216656 3397692 20.69 80428 2290036 1061556 6.08 1259992 1887844 185396 Average: 12949171 14978647 3475797 21.16 78929 2134337 1354803 7.75 1366795 1862828 107979 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 ens3 440.04 323.13 4528.79 50.19 0.00 0.00 0.00 0.00 22:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 22:10:01 ens3 205.38 117.31 192.75 47.08 0.00 0.00 0.00 0.00 22:10:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:11:01 ens3 449.18 247.66 694.81 198.59 0.00 0.00 0.00 0.00 22:11:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 364.87 229.37 1805.45 98.62 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-29299) 07/19/25 _x86_64_ (4 CPU) 22:07:19 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 27.54 0.00 1.94 2.46 0.08 67.98 22:09:01 0 20.09 0.00 1.29 0.95 0.07 77.60 22:09:01 1 28.54 0.00 2.13 5.31 0.10 63.93 22:09:01 2 26.27 0.00 2.22 2.52 0.08 68.90 22:09:01 3 35.25 0.00 2.11 1.07 0.08 61.49 22:10:01 all 74.11 0.00 1.78 0.49 0.10 23.51 22:10:01 0 62.22 0.00 1.71 1.22 0.10 34.75 22:10:01 1 76.49 0.00 1.34 0.07 0.10 22.00 22:10:01 2 75.72 0.00 1.65 0.05 0.10 22.48 22:10:01 3 82.01 0.00 2.41 0.64 0.10 14.84 22:11:01 all 48.22 0.00 1.50 0.06 0.07 50.15 22:11:01 0 38.55 0.00 1.40 0.05 0.08 59.92 22:11:01 1 52.52 0.00 1.40 0.12 0.07 45.90 22:11:01 2 48.64 0.00 1.56 0.02 0.07 49.72 22:11:01 3 53.22 0.00 1.64 0.07 0.07 45.01 Average: all 49.97 0.00 1.74 1.00 0.08 47.21 Average: 0 40.28 0.00 1.46 0.74 0.08 57.43 Average: 1 52.54 0.00 1.62 1.83 0.09 43.93 Average: 2 50.22 0.00 1.81 0.86 0.08 47.03 Average: 3 56.83 0.00 2.05 0.59 0.08 40.45