---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1731 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 476 5406 0 2093 7221 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:97:54:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.145/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86126sec preferred_lft 86126sec inet6 fe80::f816:3eff:fe97:547a/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-1731) 12/26/25 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 144.53 54.86 89.67 3599.00 41256.07 19:15:01 68.66 12.76 55.89 308.62 9482.82 19:16:01 60.08 6.73 53.35 417.06 6892.64 19:17:01 24.04 0.35 23.69 33.72 4350.82 Average: 74.32 18.67 55.65 1089.53 15494.76 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5945720 7384256 2221692 27.20 38396 1579412 724288 7.86 621220 1435376 81276 19:15:01 5586196 7252020 2581216 31.60 58408 1770976 882148 9.57 774128 1611012 106452 19:16:01 5605444 7458348 2561968 31.37 63232 1949120 616196 6.69 646664 1711936 114104 19:17:01 5574132 7430356 2593280 31.75 65244 1950284 648468 7.04 678764 1709844 10212 Average: 5677873 7381245 2489539 30.48 56320 1812448 717775 7.79 680194 1617042 78011 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 470.54 242.46 1473.62 66.22 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 106.08 83.49 471.54 22.54 0.00 0.00 0.00 0.00 19:16:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 269.13 268.41 1214.74 566.37 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 11.90 12.00 9.26 5.95 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 Average: ens3 214.40 151.59 792.27 165.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1731) 12/26/25 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.57 0.00 2.34 4.89 2.42 68.78 19:14:01 0 31.98 0.00 2.35 8.85 2.70 54.11 19:14:01 1 9.50 0.00 1.21 5.03 1.92 82.34 19:14:01 2 20.33 0.00 3.76 4.19 2.83 68.90 19:14:01 3 24.50 0.00 2.03 1.49 2.21 69.77 19:15:01 all 25.35 0.00 1.53 1.84 2.55 68.73 19:15:01 0 56.77 0.00 3.12 0.81 3.28 36.02 19:15:01 1 9.00 0.00 0.73 5.27 2.34 82.66 19:15:01 2 26.34 0.00 1.60 1.21 3.01 67.84 19:15:01 3 9.31 0.00 0.71 0.08 1.58 88.32 19:16:01 all 33.58 0.00 1.93 1.14 4.27 59.07 19:16:01 0 28.69 0.00 1.74 0.26 3.86 65.45 19:16:01 1 36.73 0.00 2.39 1.63 4.52 54.72 19:16:01 2 23.94 0.00 1.85 1.70 4.27 68.24 19:16:01 3 44.97 0.00 1.77 0.94 4.43 47.88 19:17:01 all 20.75 0.00 0.94 0.93 1.30 76.08 19:17:01 0 20.28 0.00 0.62 0.90 1.23 76.97 19:17:01 1 16.28 0.00 0.58 0.03 1.03 82.08 19:17:01 2 23.44 0.00 1.11 0.31 1.54 73.60 19:17:01 3 23.02 0.00 1.43 2.47 1.41 71.67 Average: all 25.32 0.00 1.69 2.20 2.64 68.15 Average: 0 34.44 0.00 1.96 2.71 2.77 58.12 Average: 1 17.89 0.00 1.23 2.99 2.46 75.44 Average: 2 23.51 0.00 2.08 1.85 2.91 69.64 Average: 3 25.47 0.00 1.48 1.25 2.41 69.39