---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-749 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 433 1203 0 2306 3243 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:dd:5a:12 brd ff:ff:ff:ff:ff:ff inet 10.32.7.43/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fedd:5a12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-749) 07/19/25 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 150.13 77.01 73.13 4787.74 39967.89 03:50:01 52.42 0.22 52.21 26.66 8766.27 03:51:01 47.31 13.60 33.71 269.02 6677.55 03:52:01 8.83 0.00 8.83 0.00 320.19 03:53:01 48.34 0.45 47.89 14.53 8946.64 03:54:01 19.76 0.63 19.13 76.11 4382.94 Average: 54.46 15.32 39.15 862.36 11509.91 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 1954512 3357748 2084132 51.60 35752 1532072 619516 12.18 535720 1394408 71064 03:50:01 1752084 3403228 2286560 56.62 55692 1744192 555160 10.91 494704 1606200 123012 03:51:01 1492572 3213176 2546072 63.04 58816 1808096 745408 14.65 701852 1652560 1140 03:52:01 1476444 3204348 2562200 63.44 60752 1812564 749404 14.73 712980 1656208 2328 03:53:01 1203828 3285580 2834816 70.19 65748 2154124 655292 12.88 649180 1978004 112484 03:54:01 1241308 3326740 2797336 69.26 67340 2155936 617848 12.15 613152 1976060 8504 Average: 1520125 3298470 2518519 62.36 57350 1867831 657105 12.92 617931 1710573 53089 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 396.38 224.19 1188.26 66.16 0.00 0.00 0.00 0.00 03:49:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 40.59 34.08 541.25 4.44 0.00 0.00 0.00 0.00 03:50:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:51:01 ens3 124.50 111.73 925.64 26.40 0.00 0.00 0.00 0.00 03:51:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 03:52:01 ens3 58.31 84.11 61.95 13.29 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 669.84 560.04 4043.25 79.38 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 8.41 8.21 6.76 4.10 0.00 0.00 0.00 0.00 03:54:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 216.33 170.38 1127.73 32.29 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-749) 07/19/25 _x86_64_ (4 CPU) 03:47:56 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 20.49 0.00 2.84 4.69 1.29 70.69 03:49:01 0 31.15 0.00 2.65 2.50 1.40 62.29 03:49:01 1 13.18 0.00 2.26 5.09 1.22 78.25 03:49:01 2 25.32 0.00 1.72 4.28 1.35 67.33 03:49:01 3 12.29 0.00 4.71 6.91 1.15 74.93 03:50:01 all 20.86 0.00 1.23 1.75 0.83 75.33 03:50:01 0 17.11 0.00 0.70 0.96 1.10 80.13 03:50:01 1 12.96 0.00 0.95 1.00 0.50 84.59 03:50:01 2 35.24 0.00 2.05 0.37 1.17 61.18 03:50:01 3 18.13 0.00 1.22 4.67 0.57 75.42 03:51:01 all 16.32 0.00 0.84 0.71 1.18 80.95 03:51:01 0 14.93 0.00 0.65 0.40 1.23 82.79 03:51:01 1 19.22 0.00 0.70 0.10 1.12 78.85 03:51:01 2 15.49 0.00 0.68 0.27 1.23 82.33 03:51:01 3 15.67 0.00 1.33 2.08 1.13 79.79 03:52:01 all 5.14 0.00 0.38 0.03 0.27 94.18 03:52:01 0 0.32 0.00 0.10 0.08 0.13 99.37 03:52:01 1 8.64 0.00 0.90 0.02 0.28 90.16 03:52:01 2 3.45 0.00 0.12 0.00 0.30 96.13 03:52:01 3 8.13 0.00 0.43 0.00 0.37 91.07 03:53:01 all 22.82 0.00 1.87 0.59 1.43 73.29 03:53:01 0 15.62 0.00 1.82 0.33 1.42 80.80 03:53:01 1 18.44 0.00 2.20 0.33 1.10 77.93 03:53:01 2 29.15 0.00 1.46 0.93 1.75 66.71 03:53:01 3 28.06 0.00 1.97 0.77 1.45 67.75 03:54:01 all 14.76 0.00 0.77 0.52 0.71 83.23 03:54:01 0 7.04 0.00 1.00 1.03 0.78 90.15 03:54:01 1 27.94 0.00 0.85 0.08 0.97 70.16 03:54:01 2 12.32 0.00 0.58 0.03 0.55 86.51 03:54:01 3 11.78 0.00 0.65 0.95 0.52 86.11 Average: all 16.73 0.00 1.32 1.38 0.95 79.61 Average: 0 14.36 0.00 1.15 0.89 1.01 82.59 Average: 1 16.73 0.00 1.31 1.10 0.86 79.99 Average: 2 20.16 0.00 1.10 0.98 1.06 76.70 Average: 3 15.68 0.00 1.72 2.56 0.86 79.18