---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1985 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 460 5417 0 2097 7236 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:04:ab:80 brd ff:ff:ff:ff:ff:ff inet 10.32.6.160/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe04:ab80/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1985) 12/29/25 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 150.63 68.36 82.27 4290.84 40717.11 19:15:01 68.49 13.05 55.44 315.42 9320.91 19:16:01 61.00 6.80 54.21 417.66 6967.85 19:17:01 22.93 0.33 22.60 33.59 4363.01 Average: 75.79 22.17 53.62 1268.36 15367.51 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5973360 7399596 2194052 26.86 37140 1568880 715580 7.76 602360 1428540 86400 19:15:01 5620160 7286132 2547252 31.19 57568 1772232 875424 9.50 736996 1613876 104364 19:16:01 5610868 7469188 2556544 31.30 63204 1953988 621484 6.74 631312 1718156 114612 19:17:01 5614092 7476232 2553320 31.26 65196 1955644 617700 6.70 630680 1715380 11236 Average: 5704620 7407787 2462792 30.15 55777 1812686 707547 7.68 650337 1618988 79153 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 438.42 248.17 1498.57 67.75 0.00 0.00 0.00 0.00 19:14:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 78.85 52.27 477.13 15.28 0.00 0.00 0.00 0.00 19:15:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 260.17 290.10 1238.63 560.32 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 13.41 14.06 12.40 15.70 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 198.22 151.58 808.11 165.41 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1985) 12/29/25 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.53 0.00 2.76 5.19 2.85 67.66 19:14:02 0 11.10 0.00 4.13 3.51 2.51 78.75 19:14:02 1 9.89 0.00 2.00 12.00 2.38 73.73 19:14:02 2 28.14 0.00 2.31 3.40 3.18 62.98 19:14:02 3 36.97 0.00 2.61 1.86 3.35 55.21 19:15:01 all 24.32 0.00 1.49 1.98 2.27 69.93 19:15:01 0 7.99 0.00 0.35 0.03 1.70 89.93 19:15:01 1 5.84 0.00 0.81 3.00 1.33 89.01 19:15:01 2 64.09 0.00 3.20 0.94 3.39 28.37 19:15:01 3 19.42 0.00 1.60 3.91 2.67 72.41 19:16:01 all 35.53 0.00 1.75 1.14 4.89 56.69 19:16:01 0 39.28 0.00 1.37 0.20 4.51 54.65 19:16:01 1 27.74 0.00 2.23 1.86 4.96 63.21 19:16:01 2 25.37 0.00 1.35 1.28 4.46 67.53 19:16:01 3 49.74 0.00 2.08 1.24 5.62 41.34 19:17:01 all 20.97 0.00 0.88 0.99 1.35 75.81 19:17:01 0 19.84 0.00 0.88 0.18 0.98 78.12 19:17:01 1 8.91 0.00 0.54 0.86 1.34 88.35 19:17:01 2 39.30 0.00 1.30 0.13 1.73 57.54 19:17:01 3 15.95 0.00 0.80 2.77 1.34 79.14 Average: all 25.61 0.00 1.72 2.33 2.85 67.49 Average: 0 19.61 0.00 1.69 0.99 2.43 75.28 Average: 1 13.15 0.00 1.40 4.43 2.51 78.50 Average: 2 39.08 0.00 2.03 1.45 3.19 54.25 Average: 3 30.60 0.00 1.77 2.44 3.25 61.94