---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1096 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 463 5209 0 2302 7229 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:da:95:fc brd ff:ff:ff:ff:ff:ff inet 10.32.7.141/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:feda:95fc/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-1096) 08/16/25 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 123.81 54.32 69.49 3579.27 21528.30 03:50:01 60.97 12.08 48.89 234.27 8469.62 03:51:01 36.69 1.58 35.11 45.46 6387.60 03:52:01 11.26 0.00 11.26 0.00 3551.41 03:53:01 49.99 0.98 49.01 89.19 9059.56 Average: 56.53 13.80 42.73 791.49 9803.74 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 5940472 7379432 2226940 27.27 38452 1579524 731864 7.94 625220 1434472 103852 03:50:01 5722664 7371980 2444748 29.93 56968 1756460 836644 9.08 644380 1603172 134736 03:51:01 5539876 7241456 2627536 32.17 59268 1804752 896044 9.72 778140 1648316 2008 03:52:01 5419064 7223988 2748348 33.65 61084 1903872 904012 9.81 795940 1745872 3028 03:53:01 5351548 7415436 2815864 34.48 66572 2151692 664188 7.21 625820 1973320 27936 Average: 5594725 7326458 2572687 31.50 56469 1839260 806550 8.75 693900 1681030 54312 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 363.19 217.88 1398.24 64.46 0.00 0.00 0.00 0.00 03:49:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:50:01 ens3 76.61 43.40 428.50 16.24 0.00 0.00 0.00 0.00 03:50:01 lo 1.46 1.46 0.14 0.14 0.00 0.00 0.00 0.00 03:51:01 ens3 85.30 101.85 770.25 14.90 0.00 0.00 0.00 0.00 03:51:01 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 249.24 232.49 1660.99 26.67 0.00 0.00 0.00 0.00 03:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 ens3 346.36 361.86 2438.63 61.85 0.00 0.00 0.00 0.00 03:53:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 224.63 191.99 1342.37 36.89 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1096) 08/16/25 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.69 0.00 1.76 3.60 1.33 70.63 03:49:02 0 23.41 0.00 1.30 1.96 1.05 72.28 03:49:02 1 10.66 0.00 1.50 2.67 1.12 84.06 03:49:02 2 34.09 0.00 1.83 3.90 1.79 58.38 03:49:02 3 22.58 0.00 2.38 5.86 1.35 67.83 03:50:01 all 20.74 0.00 1.27 1.53 1.10 75.35 03:50:01 0 30.25 0.00 1.83 0.24 1.29 66.40 03:50:01 1 8.92 0.00 0.79 0.98 0.57 88.74 03:50:01 2 6.25 0.00 0.56 4.65 1.11 87.43 03:50:01 3 37.67 0.00 1.88 0.24 1.44 58.77 03:51:01 all 11.71 0.00 0.57 0.52 0.75 86.45 03:51:01 0 13.87 0.00 0.42 0.15 0.82 84.74 03:51:01 1 6.99 0.00 0.40 0.84 0.59 91.19 03:51:01 2 12.93 0.00 1.17 1.00 0.58 84.32 03:51:01 3 13.06 0.00 0.30 0.10 0.97 85.57 03:52:01 all 5.31 0.00 0.43 0.07 0.31 93.88 03:52:01 0 3.67 0.00 0.28 0.02 0.32 95.71 03:52:01 1 6.66 0.00 0.20 0.00 0.32 92.82 03:52:01 2 3.43 0.00 0.65 0.25 0.13 95.54 03:52:01 3 7.49 0.00 0.62 0.00 0.49 91.40 03:53:01 all 23.17 0.00 1.55 0.78 1.06 73.45 03:53:01 0 11.96 0.00 1.23 2.10 0.65 84.07 03:53:01 1 15.06 0.00 1.14 0.23 0.95 82.62 03:53:01 2 22.75 0.00 1.63 0.33 1.00 74.28 03:53:01 3 42.95 0.00 2.19 0.45 1.64 52.78 Average: all 16.73 0.00 1.12 1.30 0.91 79.95 Average: 0 16.59 0.00 1.01 0.90 0.82 80.68 Average: 1 9.66 0.00 0.81 0.94 0.71 87.88 Average: 2 15.93 0.00 1.17 2.02 0.93 79.95 Average: 3 24.72 0.00 1.47 1.34 1.18 71.29