---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1926 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 463 5418 0 2094 7234 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:22:37:ab brd ff:ff:ff:ff:ff:ff inet 10.32.7.60/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe22:37ab/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-1926) 12/28/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 151.54 66.63 84.91 4330.37 40770.83 19:15:01 70.95 12.80 58.16 309.68 9563.61 19:16:01 60.02 6.72 53.31 417.13 6947.11 19:17:01 23.23 0.37 22.86 33.86 4366.21 Average: 76.44 21.63 54.81 1273.02 15414.05 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5970984 7397688 2196436 26.89 37192 1568848 732448 7.95 599360 1429408 87612 19:15:01 5600808 7265044 2566612 31.43 57868 1769588 874388 9.49 756348 1611276 104764 19:16:01 5580720 7437560 2586700 31.67 63216 1952080 658840 7.15 663300 1714712 116376 19:17:01 5576864 7436868 2590556 31.72 65216 1953272 664700 7.21 668828 1713020 12644 Average: 5682344 7384290 2485076 30.43 55873 1810947 732594 7.95 671959 1617104 80349 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:14:01 ens3 455.32 236.73 1530.94 66.49 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 90.67 60.57 451.59 18.05 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 273.97 284.67 1234.21 565.34 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 11.76 12.28 9.26 5.97 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 207.95 148.57 806.56 163.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1926) 12/28/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.38 0.00 2.61 4.99 2.44 68.59 19:14:01 0 9.44 0.00 1.34 3.35 2.49 83.38 19:14:01 1 22.43 0.00 1.94 1.21 2.09 72.33 19:14:01 2 40.95 0.00 2.73 8.42 3.21 44.69 19:14:01 3 12.67 0.00 4.43 6.98 1.96 73.96 19:15:01 all 24.97 0.00 1.51 2.05 2.36 69.10 19:15:01 0 13.34 0.00 0.85 0.33 1.78 83.70 19:15:01 1 19.69 0.00 1.36 3.21 2.28 73.47 19:15:01 2 55.92 0.00 2.77 1.66 3.51 36.14 19:15:01 3 10.92 0.00 1.08 2.98 1.86 83.17 19:16:01 all 34.03 0.00 2.10 1.23 4.64 58.01 19:16:01 0 30.63 0.00 1.88 0.66 4.23 62.60 19:16:01 1 28.36 0.00 1.48 1.20 4.39 64.57 19:16:01 2 40.79 0.00 2.17 1.28 4.74 51.02 19:16:01 3 36.32 0.00 2.91 1.76 5.16 53.85 19:17:01 all 20.92 0.00 0.87 0.91 1.27 76.03 19:17:01 0 34.42 0.00 1.20 0.37 1.60 62.42 19:17:01 1 19.51 0.00 0.65 0.30 1.00 78.54 19:17:01 2 7.45 0.00 0.65 0.90 0.77 90.24 19:17:01 3 22.28 0.00 0.98 2.07 1.72 72.95 Average: all 25.35 0.00 1.77 2.29 2.68 67.91 Average: 0 21.95 0.00 1.32 1.18 2.53 73.02 Average: 1 22.51 0.00 1.36 1.48 2.44 72.21 Average: 2 36.32 0.00 2.08 3.06 3.06 55.47 Average: 3 20.59 0.00 2.35 3.44 2.68 70.94