---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-853 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 408 1181 0 2353 3267 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:fe:f0:b5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.210/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fefe:f0b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-853) 07/19/25 _x86_64_ (4 CPU) 22:37:57 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 168.84 88.40 80.44 4989.57 40059.47 22:40:01 56.01 1.20 54.80 48.13 9146.11 22:41:01 64.04 29.68 34.36 1628.93 6634.76 22:42:01 10.05 0.00 10.05 0.00 390.94 22:43:01 46.76 2.13 44.63 115.05 8816.40 22:44:01 27.63 0.70 26.93 77.85 4833.86 Average: 62.24 20.41 41.83 1146.27 11653.57 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 1955268 3362212 2083376 51.59 36100 1535236 615124 12.09 531476 1396508 72720 22:40:01 1764684 3416852 2273960 56.31 55736 1744828 541164 10.64 480176 1605720 122108 22:41:01 1481780 3243864 2556864 63.31 58936 1849556 726168 14.27 669220 1694824 1584 22:42:01 1463784 3233368 2574860 63.76 60932 1854128 726168 14.27 681668 1698468 1032 22:43:01 1201580 3329720 2837064 70.25 65892 2200232 618128 12.15 620420 2007156 115492 22:44:01 1194388 3328384 2844256 70.43 68184 2203484 620088 12.19 628648 2005400 10940 Average: 1510247 3319067 2528397 62.61 57630 1897911 641140 12.60 601935 1734679 53979 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 ens3 370.74 219.13 1211.51 65.15 0.00 0.00 0.00 0.00 22:39:02 lo 1.55 1.55 0.14 0.14 0.00 0.00 0.00 0.00 22:40:01 ens3 36.10 29.23 531.55 4.03 0.00 0.00 0.00 0.00 22:40:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 22:41:01 ens3 125.53 113.75 922.94 25.10 0.00 0.00 0.00 0.00 22:41:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:42:01 ens3 61.16 86.87 65.08 13.89 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 685.12 588.17 4109.85 84.83 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:44:01 ens3 11.66 12.51 9.26 6.06 0.00 0.00 0.00 0.00 22:44:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 215.55 175.35 1143.37 33.26 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 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-853) 07/19/25 _x86_64_ (4 CPU) 22:37:57 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 21.97 0.00 3.00 5.66 1.62 67.75 22:39:02 0 16.89 0.00 4.53 3.34 1.35 73.89 22:39:02 1 31.87 0.00 2.97 8.80 1.80 54.55 22:39:02 2 12.42 0.00 1.50 6.81 1.57 77.71 22:39:02 3 26.76 0.00 2.98 3.71 1.76 64.79 22:40:01 all 21.22 0.00 1.23 1.68 0.74 75.13 22:40:01 0 3.27 0.00 0.25 0.25 0.15 96.07 22:40:01 1 65.07 0.00 3.27 1.03 1.83 28.79 22:40:01 2 10.70 0.00 0.89 5.32 0.71 82.39 22:40:01 3 5.96 0.00 0.49 0.08 0.25 93.21 22:41:01 all 15.02 0.00 0.80 1.28 0.94 81.94 22:41:01 0 19.44 0.00 0.88 2.49 0.93 76.26 22:41:01 1 14.94 0.00 0.75 1.65 0.97 81.69 22:41:01 2 10.20 0.00 0.48 0.56 0.56 88.20 22:41:01 3 15.57 0.00 1.09 0.45 1.32 81.57 22:42:01 all 4.84 0.00 0.37 0.03 0.24 94.51 22:42:01 0 4.35 0.00 0.05 0.00 0.23 95.37 22:42:01 1 4.65 0.00 0.42 0.00 0.20 94.74 22:42:01 2 3.28 0.00 0.23 0.10 0.08 96.30 22:42:01 3 7.10 0.00 0.80 0.03 0.45 91.61 22:43:01 all 20.10 0.00 1.65 0.55 1.00 76.70 22:43:01 0 23.18 0.00 1.37 0.45 1.05 73.95 22:43:01 1 20.54 0.00 1.78 0.13 0.97 76.57 22:43:01 2 15.35 0.00 1.22 1.04 0.89 81.51 22:43:01 3 21.33 0.00 2.23 0.59 1.13 74.72 22:44:01 all 20.73 0.00 0.96 0.99 0.94 76.39 22:44:01 0 58.72 0.00 1.95 0.48 1.48 37.37 22:44:01 1 18.29 0.00 0.78 0.10 0.96 79.86 22:44:01 2 2.20 0.00 0.52 1.97 0.18 95.13 22:44:01 3 3.74 0.00 0.58 1.38 1.11 93.18 Average: all 17.30 0.00 1.33 1.70 0.91 78.75 Average: 0 21.03 0.00 1.51 1.17 0.87 75.42 Average: 1 25.78 0.00 1.66 1.95 1.12 69.49 Average: 2 9.02 0.00 0.80 2.62 0.66 86.89 Average: 3 13.42 0.00 1.36 1.05 1.01 83.16