---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1320 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 7.8G 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 398 1239 0 2305 3278 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:76:36:82 brd ff:ff:ff:ff:ff:ff inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86036sec preferred_lft 86036sec inet6 fe80::f816:3eff:fe76:3682/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1320) 07/26/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 167.36 82.72 84.64 4904.77 40604.88 03:50:01 63.46 11.91 51.54 245.29 8465.79 03:51:01 33.89 0.65 33.24 25.06 6371.74 03:52:01 12.24 0.00 12.24 0.00 2622.16 03:53:01 50.39 1.00 49.39 89.32 10060.46 Average: 65.47 19.26 46.21 1052.95 13625.17 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 1935212 3371136 2103432 52.08 36468 1563376 628872 12.36 524292 1424344 86220 03:50:01 1682176 3351516 2356468 58.35 56844 1760600 680016 13.37 560720 1609968 134536 03:51:01 1511948 3232656 2526696 62.56 59064 1808220 730368 14.36 685304 1651780 1580 03:52:01 1393400 3216868 2645244 65.50 60888 1906812 734360 14.44 701344 1748844 1660 03:53:01 1298572 3381476 2740072 67.85 66216 2155168 584356 11.49 556980 1977480 26100 Average: 1564262 3310730 2474382 61.27 55896 1838835 671594 13.20 605728 1682483 50019 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 326.27 204.12 1432.04 63.96 0.00 0.00 0.00 0.00 03:49:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 03:50:01 ens3 68.69 41.84 449.95 12.17 0.00 0.00 0.00 0.00 03:50:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 03:51:01 ens3 83.97 100.02 768.74 14.64 0.00 0.00 0.00 0.00 03:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:52:01 ens3 359.59 299.43 1662.07 30.79 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 325.11 350.36 2443.01 66.19 0.00 0.00 0.00 0.00 03:53:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 232.74 199.16 1351.19 37.55 0.00 0.00 0.00 0.00 Average: lo 0.81 0.81 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-1320) 07/26/25 _x86_64_ (4 CPU) 03:47:57 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 22.16 0.00 2.69 5.05 1.62 68.49 03:49:01 0 15.75 0.00 1.66 3.37 1.53 77.69 03:49:01 1 9.24 0.00 1.64 9.52 1.54 78.06 03:49:01 2 31.48 0.00 4.83 1.84 1.70 60.15 03:49:01 3 32.27 0.00 2.63 5.43 1.68 57.99 03:50:01 all 22.41 0.00 1.39 1.65 1.57 72.99 03:50:01 0 42.82 0.00 1.93 0.40 1.94 52.91 03:50:01 1 4.11 0.00 0.49 1.09 2.11 92.20 03:50:01 2 38.65 0.00 2.56 0.78 1.66 56.34 03:50:01 3 4.22 0.00 0.58 4.34 0.53 90.32 03:51:01 all 12.60 0.00 0.53 0.34 0.89 85.64 03:51:01 0 18.03 0.00 0.72 0.08 0.95 80.23 03:51:01 1 9.96 0.00 0.80 1.07 0.99 87.18 03:51:01 2 15.82 0.00 0.43 0.08 1.16 82.50 03:51:01 3 6.60 0.00 0.17 0.13 0.48 92.61 03:52:01 all 5.80 0.00 0.53 0.10 0.43 93.14 03:52:01 0 4.64 0.00 0.67 0.08 0.33 94.28 03:52:01 1 4.62 0.00 0.34 0.27 0.35 94.42 03:52:01 2 7.54 0.00 0.52 0.00 0.69 91.25 03:52:01 3 6.38 0.00 0.58 0.07 0.35 92.62 03:53:01 all 22.83 0.00 1.52 0.60 1.41 73.63 03:53:01 0 20.81 0.00 1.45 0.07 1.25 76.43 03:53:01 1 17.65 0.00 0.95 0.85 1.36 79.19 03:53:01 2 42.37 0.00 2.66 0.38 1.85 52.74 03:53:01 3 10.52 0.00 1.06 1.11 1.13 86.17 Average: all 17.18 0.00 1.33 1.55 1.18 78.76 Average: 0 20.42 0.00 1.28 0.80 1.20 76.29 Average: 1 9.12 0.00 0.84 2.56 1.27 86.20 Average: 2 27.19 0.00 2.20 0.62 1.41 68.58 Average: 3 12.00 0.00 1.01 2.22 0.84 83.95