---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1115 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 7.6G 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 433 1365 0 2144 3247 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:47:fc:03 brd ff:ff:ff:ff:ff:ff inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe47:fc03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1115) 07/23/25 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 159.35 79.11 80.24 4840.12 40135.70 14:57:01 58.01 2.85 55.16 95.05 9159.81 14:58:01 91.82 35.07 56.75 2073.04 8223.53 14:59:01 22.26 1.32 20.95 65.72 4723.21 Average: 82.86 29.59 53.27 1768.62 15561.28 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 1926584 3334280 2112068 52.30 36316 1535340 634164 12.47 559012 1395888 72560 14:57:01 1755064 3409336 2283588 56.54 55948 1746376 535056 10.52 487564 1605904 123396 14:58:01 1378736 3298332 2659916 65.86 62696 1999928 641080 12.60 725532 1734040 115648 14:59:01 1425708 3353092 2612944 64.70 64596 2005128 584732 11.49 677448 1733972 11480 Average: 1621523 3348760 2417129 59.85 54889 1821693 598758 11.77 612389 1617451 80771 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 14:56:01 ens3 363.30 218.86 1248.86 66.02 0.00 0.00 0.00 0.00 14:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 38.06 30.23 524.64 5.03 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:58:01 ens3 252.80 267.64 1405.91 50.43 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 51.71 62.31 27.82 604.01 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 176.48 144.77 801.85 181.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1115) 07/23/25 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 24.20 0.00 3.12 4.35 1.23 67.10 14:56:01 0 21.74 0.00 2.24 3.69 0.95 71.38 14:56:01 1 14.96 0.00 1.92 4.00 1.08 78.04 14:56:01 2 28.80 0.00 6.28 6.61 1.70 56.60 14:56:01 3 31.34 0.00 2.05 3.09 1.17 62.35 14:57:01 all 21.41 0.00 1.38 1.54 0.81 74.87 14:57:01 0 2.43 0.00 0.23 0.00 0.18 97.15 14:57:01 1 14.52 0.00 0.89 0.75 1.00 82.84 14:57:01 2 9.72 0.00 1.17 4.76 0.43 83.92 14:57:01 3 58.92 0.00 3.25 0.65 1.63 35.55 14:58:01 all 41.47 0.00 2.16 1.43 2.43 52.50 14:58:01 0 40.33 0.00 1.80 2.00 2.35 53.52 14:58:01 1 39.73 0.00 2.42 1.44 2.24 54.18 14:58:01 2 44.87 0.00 3.30 1.93 2.93 46.96 14:58:01 3 40.94 0.00 1.12 0.37 2.19 55.39 14:59:01 all 21.44 0.00 1.10 0.45 0.76 76.24 14:59:01 0 55.43 0.00 1.60 0.40 1.57 41.00 14:59:01 1 18.40 0.00 1.50 1.20 0.72 78.19 14:59:01 2 6.81 0.00 0.90 0.17 0.43 91.69 14:59:01 3 5.18 0.00 0.43 0.03 0.35 94.01 Average: all 27.13 0.00 1.94 1.94 1.31 67.68 Average: 0 29.98 0.00 1.47 1.52 1.26 65.77 Average: 1 21.89 0.00 1.68 1.85 1.26 73.32 Average: 2 22.56 0.00 2.91 3.37 1.38 69.78 Average: 3 34.08 0.00 1.71 1.03 1.33 61.84