---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1282 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 7.7G 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 462 5297 0 2216 7231 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:50:41:6e brd ff:ff:ff:ff:ff:ff inet 10.32.6.120/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe50:416e/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-1282) 12/20/25 _x86_64_ (4 CPU) 15:35:54 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 137.64 54.67 82.97 3585.40 40315.30 15:38:01 60.83 6.61 54.22 199.25 9272.65 15:39:01 82.46 12.78 69.68 481.84 11369.01 15:40:01 32.41 0.83 31.58 85.72 4359.14 Average: 78.41 18.77 59.63 1091.71 16358.04 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 5997188 7413984 2170224 26.57 36492 1560296 709284 7.70 584708 1421304 86816 15:38:01 5827700 7488084 2339712 28.65 55944 1768968 614508 6.67 517028 1627444 132156 15:39:01 4798724 6665988 3368688 41.25 64140 1959732 1348124 14.63 1383964 1769376 5296 15:40:01 5371788 7349792 2795624 34.23 68116 2064060 740188 8.03 738644 1839028 25636 Average: 5498850 7229462 2668562 32.67 56173 1838264 853026 9.26 806086 1664288 62476 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 453.96 242.88 1393.85 67.22 0.00 0.00 0.00 0.00 15:37:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:38:01 ens3 65.33 42.21 463.70 8.17 0.00 0.00 0.00 0.00 15:38:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 15:39:01 ens3 410.21 429.46 2972.91 72.39 0.00 0.00 0.00 0.00 15:39:01 lo 1.62 1.62 0.20 0.20 0.00 0.00 0.00 0.00 15:40:01 ens3 153.82 153.59 650.32 30.67 0.00 0.00 0.00 0.00 15:40:01 lo 0.97 0.97 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 271.69 217.77 1374.02 44.76 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1282) 12/20/25 _x86_64_ (4 CPU) 15:35:54 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 21.87 0.00 2.49 4.64 1.52 69.48 15:37:02 0 9.68 0.00 1.36 3.96 1.10 83.90 15:37:02 1 25.42 0.00 1.99 3.62 1.30 67.67 15:37:02 2 36.13 0.00 2.63 7.57 1.80 51.87 15:37:02 3 16.29 0.00 3.98 3.38 1.87 74.48 15:38:01 all 21.10 0.00 1.40 1.88 1.07 74.55 15:38:01 0 1.15 0.00 0.51 5.37 0.37 92.60 15:38:01 1 25.16 0.00 1.64 0.53 0.78 71.90 15:38:01 2 40.72 0.00 1.96 0.27 1.32 55.72 15:38:01 3 17.42 0.00 1.44 1.38 1.79 77.97 15:39:01 all 45.00 0.00 2.14 0.89 3.06 48.91 15:39:01 0 47.22 0.00 1.89 0.80 3.35 46.75 15:39:01 1 51.98 0.00 2.11 1.01 3.38 41.52 15:39:01 2 47.12 0.00 2.23 1.13 2.54 46.97 15:39:01 3 33.68 0.00 2.37 0.61 2.97 60.37 15:40:01 all 25.06 0.00 1.29 0.67 1.13 71.86 15:40:01 0 11.13 0.00 0.81 1.59 0.93 85.53 15:40:01 1 53.67 0.00 1.35 0.18 1.45 43.35 15:40:01 2 15.93 0.00 1.37 0.80 0.98 80.92 15:40:01 3 19.54 0.00 1.63 0.08 1.16 77.58 Average: all 28.30 0.00 1.83 2.02 1.70 66.16 Average: 0 17.39 0.00 1.15 2.92 1.44 77.11 Average: 1 39.13 0.00 1.77 1.34 1.73 56.03 Average: 2 34.96 0.00 2.05 2.45 1.66 58.88 Average: 3 21.76 0.00 2.36 1.37 1.95 72.57