---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1922 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 7.7G 12G 40% / 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 624 1038 0 2280 3053 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:05:05:c3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe05:5c3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1922) 05/31/25 _x86_64_ (4 CPU) 05:14:51 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:01 137.53 54.44 83.09 3590.20 7733.11 05:17:01 82.89 29.70 53.19 1629.06 10291.08 05:18:01 9.97 0.00 9.97 0.00 470.45 05:19:01 36.93 10.60 26.33 725.21 3155.21 05:20:01 43.41 6.92 36.49 257.16 8639.63 Average: 62.14 20.33 41.81 1240.33 6057.90 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:01 1815668 3387188 2222984 55.04 50572 1675996 581580 11.43 512208 1536604 168960 05:17:01 1505688 3243160 2532964 62.72 57828 1826968 724680 14.25 669768 1672304 4504 05:18:01 1469264 3214484 2569388 63.62 59756 1831700 755692 14.85 700644 1675664 2788 05:19:01 1012948 2868360 3025704 74.92 62444 1935532 1041412 20.47 1101124 1720824 1604 05:20:01 1108348 3166552 2930304 72.56 67104 2129452 738260 14.51 914684 1805472 27380 Average: 1382383 3175949 2656269 65.77 59541 1879930 768325 15.10 779686 1682174 41047 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:01 ens3 353.06 242.73 1628.43 68.15 0.00 0.00 0.00 0.00 05:16:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 05:17:01 ens3 131.56 132.78 774.18 25.46 0.00 0.00 0.00 0.00 05:17:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:18:01 ens3 83.80 123.41 75.06 19.34 0.00 0.00 0.00 0.00 05:18:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:19:01 ens3 191.23 216.01 1320.39 35.02 0.00 0.00 0.00 0.00 05:19:01 lo 121.15 121.15 36.47 36.47 0.00 0.00 0.00 0.00 05:20:01 ens3 503.82 390.82 1458.08 168.99 0.00 0.00 0.00 0.00 05:20:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 252.69 221.15 1051.23 63.40 0.00 0.00 0.00 0.00 Average: lo 24.82 24.82 7.35 7.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1922) 05/31/25 _x86_64_ (4 CPU) 05:14:51 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:01 all 21.51 0.00 1.87 3.77 0.06 72.79 05:16:01 0 16.50 0.00 1.17 1.17 0.05 81.11 05:16:01 1 23.08 0.00 1.93 1.19 0.05 73.75 05:16:01 2 6.69 0.00 1.32 6.56 0.03 85.39 05:16:01 3 39.79 0.00 3.03 6.15 0.07 50.96 05:17:01 all 14.29 0.00 0.77 1.26 0.05 83.62 05:17:01 0 23.15 0.00 1.32 1.55 0.07 73.92 05:17:01 1 11.42 0.00 0.65 0.62 0.05 87.26 05:17:01 2 14.33 0.00 0.63 2.25 0.03 82.75 05:17:01 3 8.29 0.00 0.48 0.62 0.07 90.54 05:18:01 all 4.70 0.00 0.22 0.05 0.03 95.01 05:18:01 0 2.35 0.00 0.13 0.03 0.02 97.47 05:18:01 1 8.34 0.00 0.40 0.07 0.03 91.16 05:18:01 2 5.76 0.00 0.20 0.10 0.03 93.91 05:18:01 3 2.34 0.00 0.17 0.00 0.03 97.46 05:19:01 all 34.84 0.00 1.27 0.19 0.08 63.63 05:19:01 0 36.97 0.00 1.55 0.33 0.08 61.06 05:19:01 1 36.22 0.00 1.08 0.15 0.08 62.47 05:19:01 2 34.26 0.00 1.02 0.17 0.08 64.47 05:19:01 3 31.89 0.00 1.37 0.12 0.08 66.54 05:20:01 all 28.48 0.00 1.32 0.47 0.06 69.68 05:20:01 0 26.42 0.00 0.87 0.17 0.05 72.50 05:20:01 1 36.81 0.00 1.55 1.02 0.05 60.57 05:20:01 2 21.53 0.00 1.21 0.60 0.05 76.61 05:20:01 3 29.16 0.00 1.69 0.07 0.07 69.01 Average: all 20.76 0.00 1.09 1.15 0.06 76.94 Average: 0 21.07 0.00 1.01 0.65 0.05 77.22 Average: 1 23.20 0.00 1.12 0.61 0.05 75.02 Average: 2 16.51 0.00 0.88 1.93 0.05 80.63 Average: 3 22.28 0.00 1.35 1.39 0.06 74.91