---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10480 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / 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 481 5160 0 2333 7210 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:4c:a1:b7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe4c:a1b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10480) 11/29/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 168.85 84.38 84.47 4934.40 40581.48 03:50:01 67.96 12.51 55.44 269.82 9478.15 03:51:01 31.76 1.30 30.46 25.73 6065.26 03:52:01 9.90 0.00 9.90 0.00 3483.55 03:53:01 53.32 1.00 52.32 89.05 9146.08 Average: 66.35 19.84 46.52 1063.67 13750.01 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 5982040 7399184 2185380 26.76 36764 1560436 709172 7.70 600080 1421756 85232 03:50:01 5665756 7321208 2501664 30.63 56832 1762752 862564 9.36 697784 1608008 100860 03:51:01 5492324 7223676 2675096 32.75 59056 1834056 896048 9.72 796920 1677172 1008 03:52:01 5367908 7202304 2799512 34.28 60784 1932968 904016 9.81 819132 1774568 3220 03:53:01 5303340 7397768 2864080 35.07 66608 2181204 686852 7.45 643268 2002956 26152 Average: 5562274 7308828 2605146 31.90 56009 1854283 811730 8.81 711437 1696892 43294 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 466.23 266.45 1455.84 67.28 0.00 0.00 0.00 0.00 03:49:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 84.62 53.86 468.39 14.94 0.00 0.00 0.00 0.00 03:50:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 109.45 114.38 1172.78 21.16 0.00 0.00 0.00 0.00 03:51:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 03:52:01 ens3 419.11 333.68 1671.30 33.26 0.00 0.00 0.00 0.00 03:52:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 347.26 356.37 2432.50 66.11 0.00 0.00 0.00 0.00 03:53:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 285.33 224.95 1440.16 40.55 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10480) 11/29/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 21.37 0.00 2.70 4.78 1.10 70.05 03:49:01 0 21.68 0.00 2.70 3.45 0.97 71.21 03:49:01 1 22.31 0.00 1.80 9.09 1.05 65.76 03:49:01 2 24.24 0.00 2.06 2.83 1.22 69.65 03:49:01 3 17.30 0.00 4.21 3.71 1.18 73.59 03:50:01 all 22.73 0.00 1.36 1.47 1.10 73.34 03:50:01 0 18.20 0.00 0.78 0.35 0.78 79.88 03:50:01 1 17.28 0.00 1.05 3.76 1.17 76.75 03:50:01 2 50.20 0.00 3.03 0.70 1.82 44.25 03:50:01 3 5.20 0.00 0.63 1.08 0.62 92.47 03:51:01 all 10.60 0.00 0.50 0.49 0.63 87.78 03:51:01 0 7.61 0.00 0.47 0.12 0.42 91.39 03:51:01 1 11.39 0.00 0.28 0.28 0.57 87.47 03:51:01 2 12.38 0.00 0.48 1.42 0.72 85.00 03:51:01 3 11.02 0.00 0.78 0.15 0.84 87.21 03:52:01 all 5.79 0.00 0.48 0.07 0.33 93.33 03:52:01 0 2.62 0.00 0.22 0.00 0.12 97.05 03:52:01 1 4.80 0.00 0.13 0.03 0.18 94.85 03:52:01 2 6.73 0.00 0.75 0.25 0.38 91.89 03:52:01 3 8.99 0.00 0.83 0.00 0.60 89.58 03:53:01 all 21.12 0.00 1.45 0.83 0.99 75.60 03:53:01 0 13.10 0.00 0.40 0.02 0.70 85.78 03:53:01 1 12.22 0.00 1.59 0.25 0.87 85.08 03:53:01 2 20.00 0.00 1.63 2.41 0.91 75.05 03:53:01 3 39.19 0.00 2.20 0.67 1.52 56.42 Average: all 16.32 0.00 1.30 1.53 0.83 80.02 Average: 0 12.64 0.00 0.91 0.78 0.60 85.07 Average: 1 13.61 0.00 0.97 2.69 0.77 81.97 Average: 2 22.72 0.00 1.59 1.52 1.01 73.16 Average: 3 16.33 0.00 1.73 1.12 0.95 79.87