---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1264 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 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 430 1363 0 2149 3250 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:9f:1e:76 brd ff:ff:ff:ff:ff:ff inet 10.32.7.146/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe9f:1e76/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1264) 07/25/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 164.41 81.29 83.12 4871.58 40091.72 12:49:01 55.20 0.22 54.98 27.12 9359.05 12:50:01 94.57 37.73 56.84 2138.84 8248.09 12:51:01 21.74 1.32 20.43 65.71 4772.68 Average: 84.10 30.27 53.84 1783.26 15644.90 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 1938412 3350132 2100232 52.00 36376 1539392 625992 12.31 544024 1399532 72772 12:49:01 1752156 3408748 2286488 56.62 55960 1748780 552152 10.85 488728 1608792 123408 12:50:01 1375876 3300008 2662768 65.93 62752 2004356 645548 12.69 725320 1737892 115392 12:51:01 1416496 3345484 2622148 64.93 64616 2006732 599000 11.77 686192 1734936 9216 Average: 1620735 3351093 2417909 59.87 54926 1824815 605673 11.91 611066 1620288 80197 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 342.10 202.47 1238.96 65.18 0.00 0.00 0.00 0.00 12:48:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 38.80 32.81 536.06 4.26 0.00 0.00 0.00 0.00 12:49:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 263.26 266.21 1415.90 57.37 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 52.55 60.00 27.94 599.56 0.00 0.00 0.00 0.00 12:51:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 174.75 140.82 805.83 182.36 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1264) 07/25/25 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.22 0.00 3.37 5.02 1.38 68.00 12:48:02 0 14.04 0.00 1.69 3.60 1.15 79.52 12:48:02 1 28.67 0.00 7.16 5.87 1.50 56.81 12:48:02 2 26.55 0.00 1.95 2.48 1.53 67.50 12:48:02 3 19.69 0.00 2.69 8.18 1.35 68.09 12:49:01 all 20.99 0.00 1.30 1.72 0.88 75.11 12:49:01 0 33.44 0.00 1.75 0.34 0.98 63.50 12:49:01 1 13.85 0.00 0.81 1.63 1.11 82.60 12:49:01 2 24.75 0.00 1.89 4.79 0.98 67.59 12:49:01 3 11.97 0.00 0.78 0.08 0.41 86.76 12:50:01 all 39.08 0.00 2.04 1.82 2.30 54.77 12:50:01 0 36.40 0.00 2.08 1.73 2.25 57.54 12:50:01 1 44.56 0.00 2.03 1.93 2.40 49.08 12:50:01 2 40.94 0.00 1.80 2.70 2.01 52.55 12:50:01 3 34.41 0.00 2.24 0.91 2.59 59.84 12:51:01 all 21.12 0.00 1.12 0.67 0.85 76.24 12:51:01 0 30.91 0.00 1.17 0.23 1.05 66.64 12:51:01 1 41.83 0.00 1.76 0.22 1.37 54.82 12:51:01 2 1.23 0.00 0.52 2.17 0.27 95.82 12:51:01 3 10.47 0.00 1.03 0.07 0.70 87.73 Average: all 25.88 0.00 1.96 2.31 1.36 68.50 Average: 0 28.68 0.00 1.67 1.48 1.36 66.81 Average: 1 32.28 0.00 2.94 2.41 1.59 60.78 Average: 2 23.37 0.00 1.54 3.03 1.20 70.87 Average: 3 19.18 0.00 1.69 2.31 1.27 75.55