---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5201 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 471 5412 0 2091 7226 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:98:18:06 brd ff:ff:ff:ff:ff:ff inet 10.32.7.226/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe98:1806/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5201) 09/30/25 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:03 113.96 53.31 60.66 3502.22 5393.77 19:15:01 69.06 13.24 55.82 309.19 9713.36 19:16:01 57.62 6.40 51.22 404.87 6961.37 19:17:01 23.05 0.37 22.68 33.86 4372.60 Average: 65.90 18.37 47.53 1068.86 6584.20 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:03 5940172 7382904 2227248 27.27 38784 1582756 729872 7.92 625168 1436920 103628 19:15:01 5588356 7251916 2579064 31.58 57968 1769040 872320 9.47 773368 1609700 105324 19:16:01 5591156 7442060 2576264 31.54 62956 1947228 641312 6.96 661600 1710112 113816 19:17:01 5570352 7425060 2597068 31.80 65188 1948420 656940 7.13 682228 1708172 10808 Average: 5672509 7375485 2494911 30.55 56224 1811861 725111 7.87 685591 1616226 83394 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:03 ens3 347.66 185.19 1453.08 62.34 0.00 0.00 0.00 0.00 19:14:03 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 82.99 68.76 475.73 18.33 0.00 0.00 0.00 0.00 19:15:01 lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 234.56 272.34 1217.57 559.69 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 12.55 13.61 9.37 15.76 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 170.16 135.53 791.57 165.25 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 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-5201) 09/30/25 _x86_64_ (4 CPU) 19:12:49 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:03 all 22.09 0.00 1.76 3.99 3.13 69.03 19:14:03 0 10.08 0.00 1.67 5.29 2.29 80.67 19:14:03 1 23.03 0.00 1.29 7.05 2.72 65.92 19:14:03 2 31.53 0.00 2.25 2.64 4.19 59.38 19:14:03 3 23.63 0.00 1.85 0.99 3.33 70.19 19:15:01 all 24.75 0.00 1.54 1.88 2.75 69.09 19:15:01 0 19.83 0.00 1.10 0.53 1.89 76.64 19:15:01 1 9.98 0.00 0.85 4.41 2.17 82.58 19:15:01 2 27.87 0.00 2.19 2.21 3.79 63.94 19:15:01 3 41.27 0.00 1.97 0.36 3.14 53.26 19:16:01 all 32.93 0.00 1.87 1.21 4.69 59.29 19:16:01 0 28.63 0.00 1.78 0.64 5.11 63.83 19:16:01 1 20.19 0.00 1.62 1.57 4.21 72.41 19:16:01 2 24.70 0.00 1.53 2.24 4.07 67.46 19:16:01 3 58.23 0.00 2.59 0.41 5.39 33.37 19:17:01 all 20.32 0.00 0.93 1.00 1.61 76.13 19:17:01 0 27.78 0.00 0.90 0.11 2.79 68.41 19:17:01 1 12.89 0.00 1.16 3.24 0.98 81.72 19:17:01 2 2.74 0.00 0.51 0.25 0.80 95.71 19:17:01 3 37.84 0.00 1.13 0.38 1.83 58.82 Average: all 25.03 0.00 1.53 2.02 3.05 68.37 Average: 0 21.62 0.00 1.37 1.65 3.04 72.32 Average: 1 16.58 0.00 1.24 4.06 2.53 75.60 Average: 2 21.72 0.00 1.62 1.84 3.21 71.61 Average: 3 40.24 0.00 1.88 0.54 3.43 53.91