---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1481 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 7.5G 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 441 1410 0 2091 3239 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:35:0a:53 brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe35:a53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1481) 07/27/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 159.57 74.68 84.88 4483.44 40933.69 19:15:01 55.16 0.35 54.81 30.66 9230.19 19:16:01 76.07 18.30 57.77 664.56 8260.62 19:17:01 22.68 0.88 21.80 57.06 4339.68 Average: 78.03 23.34 54.69 1295.65 15585.45 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1936452 3347936 2102192 52.05 36384 1539168 633176 12.45 546440 1399160 72640 19:15:01 1773044 3429300 2265600 56.10 55992 1748288 533256 10.48 467856 1607868 122448 19:16:01 1403144 3270956 2635500 65.26 62832 1947744 663868 13.05 722656 1712620 104760 19:17:01 1459788 3330132 2578856 63.85 64756 1948416 596472 11.72 670064 1708752 8832 Average: 1643107 3344581 2395537 59.32 54991 1795904 606693 11.93 601754 1607100 77170 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 388.95 226.01 1271.97 67.05 0.00 0.00 0.00 0.00 19:14:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 37.46 30.01 524.90 5.00 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 252.04 266.49 1398.31 59.09 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 48.61 56.91 28.36 523.25 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 180.90 144.52 803.94 164.00 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1481) 07/27/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.18 0.00 2.62 5.04 1.58 68.58 19:14:01 0 11.00 0.00 4.14 5.90 1.52 77.45 19:14:01 1 36.90 0.00 2.77 6.81 1.81 51.71 19:14:01 2 9.85 0.00 1.65 4.11 1.52 82.88 19:14:01 3 31.03 0.00 1.93 3.36 1.49 62.18 19:15:01 all 20.83 0.00 1.28 1.51 1.41 74.97 19:15:01 0 14.06 0.00 1.22 5.43 1.52 77.77 19:15:01 1 40.22 0.00 1.87 0.25 1.76 55.90 19:15:01 2 1.76 0.00 0.20 0.00 1.25 96.78 19:15:01 3 27.45 0.00 1.85 0.33 1.12 69.25 19:16:01 all 40.03 0.00 1.93 1.03 3.38 53.62 19:16:01 0 34.17 0.00 1.61 1.24 3.10 59.87 19:16:01 1 34.89 0.00 1.49 0.94 2.93 59.75 19:16:01 2 52.98 0.00 2.11 0.51 3.82 40.57 19:16:01 3 38.05 0.00 2.50 1.45 3.69 54.31 19:17:01 all 21.04 0.00 1.01 0.62 1.14 76.18 19:17:01 0 4.00 0.00 0.75 1.71 0.61 92.92 19:17:01 1 48.23 0.00 1.97 0.15 1.54 48.11 19:17:01 2 30.54 0.00 0.91 0.07 1.87 66.62 19:17:01 3 1.50 0.00 0.45 0.53 0.55 96.98 Average: all 26.05 0.00 1.71 2.04 1.88 68.33 Average: 0 15.83 0.00 1.92 3.56 1.69 77.00 Average: 1 40.06 0.00 2.02 2.02 2.01 53.89 Average: 2 23.84 0.00 1.22 1.16 2.12 71.67 Average: 3 24.49 0.00 1.68 1.41 1.71 70.71