---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2130 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 465 5416 0 2094 7232 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:a0:66:bd brd ff:ff:ff:ff:ff:ff inet 10.32.6.68/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fea0:66bd/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-2130) 12/31/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 147.53 65.22 82.30 4266.36 40761.36 19:15:01 70.45 12.83 57.62 309.42 9593.87 19:16:01 61.99 7.82 54.17 438.86 6979.24 19:17:01 22.75 0.35 22.40 33.73 4297.82 Average: 75.68 21.55 54.12 1262.09 15408.07 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5972268 7395180 2195152 26.88 37084 1565544 740408 8.03 606016 1424848 86204 19:15:01 5601296 7264388 2566124 31.42 57764 1768804 872792 9.47 758116 1610164 104676 19:16:01 5563916 7425580 2603504 31.88 63228 1957260 669128 7.26 677460 1718540 121636 19:17:01 5538064 7397060 2629356 32.19 65132 1952676 690636 7.49 709312 1712556 10336 Average: 5668886 7370552 2498534 30.59 55802 1811071 743241 8.06 687726 1616527 80713 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 375.59 207.12 1437.18 63.96 0.00 0.00 0.00 0.00 19:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 81.34 59.24 470.97 17.00 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 19:16:01 ens3 307.03 306.13 1241.04 575.53 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 19:17:01 ens3 15.80 13.41 15.26 5.65 0.00 0.00 0.00 0.00 19:17:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 194.94 146.48 791.11 165.53 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 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-2130) 12/31/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.76 0.00 2.58 4.93 2.52 68.20 19:14:01 0 15.23 0.00 1.68 3.93 2.38 76.78 19:14:01 1 33.50 0.00 2.23 2.98 2.96 58.32 19:14:01 2 25.72 0.00 5.07 4.75 2.95 61.50 19:14:01 3 12.56 0.00 1.32 8.08 1.80 76.25 19:15:01 all 24.24 0.00 1.53 2.08 2.50 69.65 19:15:01 0 29.34 0.00 1.68 1.70 3.26 64.02 19:15:01 1 22.26 0.00 1.16 0.60 1.95 74.04 19:15:01 2 33.82 0.00 2.27 0.68 3.05 60.19 19:15:01 3 11.48 0.00 1.06 5.38 1.72 80.35 19:16:01 all 34.71 0.00 1.88 1.15 4.59 57.67 19:16:01 0 26.70 0.00 1.35 1.53 4.32 66.09 19:16:01 1 28.41 0.00 2.03 1.02 4.45 64.09 19:16:01 2 53.77 0.00 2.27 0.59 5.03 38.33 19:16:01 3 29.98 0.00 1.83 1.45 4.56 62.17 19:17:01 all 19.49 0.00 0.76 0.90 1.18 77.67 19:17:01 0 27.64 0.00 0.77 0.17 1.26 70.16 19:17:01 1 6.25 0.00 0.71 2.46 0.57 90.01 19:17:01 2 38.01 0.00 0.86 0.25 2.03 58.85 19:17:01 3 6.10 0.00 0.73 0.71 0.88 91.59 Average: all 25.06 0.00 1.69 2.26 2.70 68.28 Average: 0 24.73 0.00 1.37 1.83 2.81 69.26 Average: 1 22.63 0.00 1.53 1.76 2.49 71.58 Average: 2 37.85 0.00 2.62 1.57 3.27 54.69 Average: 3 15.04 0.00 1.23 3.90 2.24 77.59