---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10645 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 5414 0 2097 7233 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:ec:3e:1a brd ff:ff:ff:ff:ff:ff inet 10.32.6.135/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:feec:3e1a/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-10645) 11/30/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 169.62 85.32 84.30 4947.84 40793.35 19:15:01 66.69 12.83 53.86 313.55 8569.64 19:16:01 65.87 5.78 60.09 380.61 7992.27 19:17:01 23.10 0.90 22.20 57.19 4325.55 Average: 81.32 26.21 55.11 1424.71 15419.58 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5988276 7413056 2179136 26.68 36680 1568100 704224 7.64 587240 1428232 85204 19:15:01 5659488 7325412 2507924 30.71 57260 1772564 882144 9.57 696648 1614468 134884 19:16:01 5499912 7356536 2667500 32.66 62876 1953096 738084 8.01 741164 1719908 113880 19:17:01 5548332 7409784 2619080 32.07 64856 1955676 668980 7.26 696556 1715996 9292 Average: 5674002 7376197 2493410 30.53 55418 1812359 748358 8.12 680402 1619651 85815 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 419.95 236.81 1494.83 66.34 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 99.37 62.52 478.58 16.14 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:16:01 ens3 220.27 245.26 1224.09 39.96 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 53.87 56.99 28.72 523.31 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 198.37 150.40 806.59 161.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10645) 11/30/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.97 0.00 2.74 5.10 1.37 67.82 19:14:01 0 13.14 0.00 2.10 9.43 1.43 73.90 19:14:01 1 43.03 0.00 2.16 1.82 1.64 51.35 19:14:01 2 16.29 0.00 1.98 3.20 1.27 77.26 19:14:01 3 19.48 0.00 4.71 5.93 1.17 68.71 19:15:01 all 24.30 0.00 1.41 1.44 1.12 71.72 19:15:01 0 29.98 0.00 1.72 1.25 1.40 65.66 19:15:01 1 44.34 0.00 2.45 2.38 1.72 49.12 19:15:01 2 15.21 0.00 0.87 0.28 0.77 82.88 19:15:01 3 7.72 0.00 0.62 1.86 0.63 89.17 19:16:01 all 38.17 0.00 1.77 1.01 2.39 56.66 19:16:01 0 42.90 0.00 1.25 0.27 2.46 53.12 19:16:01 1 42.06 0.00 1.60 0.98 2.17 53.19 19:16:01 2 40.44 0.00 2.71 2.01 2.56 52.28 19:16:01 3 27.32 0.00 1.56 0.78 2.34 68.00 19:17:01 all 21.14 0.00 0.96 0.56 0.77 76.58 19:17:01 0 33.91 0.00 1.13 0.13 0.90 63.92 19:17:01 1 39.22 0.00 1.25 0.13 1.13 58.27 19:17:01 2 8.94 0.00 0.95 1.96 0.61 87.54 19:17:01 3 2.63 0.00 0.46 0.02 0.43 96.45 Average: all 26.64 0.00 1.72 2.03 1.41 68.20 Average: 0 29.98 0.00 1.55 2.77 1.55 64.15 Average: 1 42.16 0.00 1.86 1.33 1.66 52.98 Average: 2 20.19 0.00 1.62 1.86 1.30 75.02 Average: 3 14.28 0.00 1.83 2.14 1.14 80.60