---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1126 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 7.5G 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 429 1423 0 2091 3252 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:e8:36:54 brd ff:ff:ff:ff:ff:ff inet 10.32.6.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fee8:3654/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1126) 07/23/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 167.22 83.22 84.00 4908.78 40245.71 19:15:01 64.74 12.00 52.74 283.82 8839.86 19:16:01 63.27 6.65 56.62 410.60 7964.81 19:17:01 23.10 0.88 22.21 57.06 4368.07 Average: 79.58 25.69 53.90 1415.06 15354.61 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1940400 3351852 2098244 51.95 36372 1539348 636904 12.52 544576 1399684 72688 19:15:01 1740036 3414736 2298608 56.92 57068 1765704 539376 10.60 493756 1618084 133460 19:16:01 1421892 3288784 2616752 64.79 62964 1947216 662780 13.03 706088 1714116 113868 19:17:01 1459704 3331224 2578940 63.86 64928 1949800 607384 11.94 671620 1710004 10352 Average: 1640508 3346649 2398136 59.38 55333 1800517 611611 12.02 604010 1610472 82592 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:14:01 ens3 319.66 221.45 1247.47 66.46 0.00 0.00 0.00 0.00 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 73.32 46.81 683.64 13.32 0.00 0.00 0.00 0.00 19:16:01 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 221.20 251.86 1235.90 43.87 0.00 0.00 0.00 0.00 19:17:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 56.12 61.86 39.13 528.95 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 167.58 145.49 801.53 163.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1126) 07/23/25 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.40 0.00 2.73 5.01 1.26 68.61 19:14:01 0 18.09 0.00 2.08 5.34 0.97 73.52 19:14:01 1 20.41 0.00 1.87 5.76 1.32 70.64 19:14:01 2 13.41 0.00 1.49 2.04 1.00 82.05 19:14:01 3 37.64 0.00 5.46 6.89 1.75 48.26 19:15:01 all 21.84 0.00 1.37 1.60 0.91 74.28 19:15:01 0 17.24 0.00 1.35 4.15 0.67 76.59 19:15:01 1 36.57 0.00 1.83 1.12 1.28 59.19 19:15:01 2 9.41 0.00 0.88 0.71 0.79 88.21 19:15:01 3 24.25 0.00 1.43 0.43 0.90 72.99 19:16:01 all 40.94 0.00 1.96 1.04 2.52 53.55 19:16:01 0 35.50 0.00 1.92 1.18 2.08 59.32 19:16:01 1 31.12 0.00 1.33 0.52 2.18 64.85 19:16:01 2 55.81 0.00 2.54 1.20 3.05 37.40 19:16:01 3 41.33 0.00 2.05 1.27 2.75 52.60 19:17:01 all 21.66 0.00 0.97 0.66 1.07 75.65 19:17:01 0 17.01 0.00 0.70 1.81 0.83 79.64 19:17:01 1 19.44 0.00 1.10 0.08 0.90 78.48 19:17:01 2 14.89 0.00 0.93 0.55 1.16 82.47 19:17:01 3 35.30 0.00 1.15 0.17 1.38 62.01 Average: all 26.70 0.00 1.75 2.07 1.44 68.03 Average: 0 21.96 0.00 1.51 3.12 1.14 72.27 Average: 1 26.88 0.00 1.53 1.87 1.42 68.30 Average: 2 23.35 0.00 1.46 1.12 1.50 72.58 Average: 3 34.63 0.00 2.52 2.19 1.70 58.97