---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2469 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 7.8G 12G 41% / 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 461 5162 0 2352 7231 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:67:1e:e8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.225/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85974sec preferred_lft 85974sec inet6 fe80::f816:3eff:fe67:1ee8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2469) 08/30/25 _x86_64_ (4 CPU) 22:38:03 LINUX RESTART (4 CPU) 22:39:02 tps rtps wtps bread/s bwrtn/s 22:40:01 41.71 2.34 39.38 48.66 5580.89 22:41:01 82.24 29.66 52.58 1628.52 10878.91 22:42:01 13.38 0.03 13.35 0.27 980.87 22:43:01 11.18 0.00 11.18 0.00 3608.00 22:44:01 47.88 2.72 45.17 189.80 9021.13 22:45:01 22.26 0.13 22.13 3.20 1467.24 Average: 36.43 5.82 30.61 312.47 5255.27 22:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 5899224 7453812 2268196 27.77 49772 1675796 659496 7.16 554272 1532424 160976 22:41:01 5566648 7306248 2600772 31.84 57724 1844972 782592 8.49 711452 1691884 19856 22:42:01 5551876 7299500 2615544 32.02 59792 1849964 790572 8.58 720920 1695968 1768 22:43:01 5298580 7149596 2868840 35.13 61420 1949312 952552 10.34 870088 1793740 2808 22:44:01 5298696 7420900 2868724 35.12 66548 2209532 676568 7.34 638156 2013460 35792 22:45:01 5232312 7351268 2935108 35.94 68572 2203648 742692 8.06 712816 2006016 12024 Average: 5474556 7330221 2692864 32.97 60638 1955537 767412 8.33 701284 1788915 38871 22:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 ens3 46.34 32.82 613.97 4.06 0.00 0.00 0.00 0.00 22:40:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 22:41:01 ens3 111.16 79.46 1029.60 15.16 0.00 0.00 0.00 0.00 22:41:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:42:01 ens3 58.53 82.09 69.85 13.13 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:43:01 ens3 325.06 242.00 1675.36 28.01 0.00 0.00 0.00 0.00 22:43:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:44:01 ens3 291.62 304.27 2454.35 53.42 0.00 0.00 0.00 0.00 22:44:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:45:01 ens3 8.48 10.46 6.43 4.75 0.00 0.00 0.00 0.00 22:45:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 140.46 125.44 975.93 19.80 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2469) 08/30/25 _x86_64_ (4 CPU) 22:38:03 LINUX RESTART (4 CPU) 22:39:02 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 18.70 0.00 1.31 2.18 1.74 76.07 22:40:01 0 14.77 0.00 0.84 0.34 0.96 83.09 22:40:01 1 14.56 0.00 1.01 0.62 1.86 81.96 22:40:01 2 28.55 0.00 2.12 3.11 2.72 63.50 22:40:01 3 16.86 0.00 1.28 4.64 1.43 75.78 22:41:01 all 19.92 0.00 1.39 2.62 3.51 72.56 22:41:01 0 11.38 0.00 0.94 0.82 2.76 84.11 22:41:01 1 21.65 0.00 1.54 1.45 3.86 71.50 22:41:01 2 10.51 0.00 0.85 4.04 3.55 81.06 22:41:01 3 36.19 0.00 2.27 4.14 3.88 53.53 22:42:01 all 7.60 0.00 0.45 0.14 2.60 89.21 22:42:01 0 6.60 0.00 0.36 0.03 2.88 90.13 22:42:01 1 9.17 0.00 0.67 0.02 2.89 87.25 22:42:01 2 7.75 0.00 0.34 0.20 3.10 88.61 22:42:01 3 6.85 0.00 0.41 0.31 1.50 90.92 22:43:01 all 6.17 0.00 0.75 0.10 2.25 90.73 22:43:01 0 3.07 0.00 0.53 0.03 1.72 94.65 22:43:01 1 9.38 0.00 0.38 0.00 1.52 88.72 22:43:01 2 9.64 0.00 1.31 0.25 3.50 85.30 22:43:01 3 2.60 0.00 0.76 0.10 2.24 94.30 22:44:01 all 22.52 0.00 1.79 1.14 3.35 71.20 22:44:01 0 17.85 0.00 1.88 0.56 2.57 77.14 22:44:01 1 49.15 0.00 1.91 0.51 3.40 45.03 22:44:01 2 12.61 0.00 2.05 1.84 3.53 79.98 22:44:01 3 10.66 0.00 1.33 1.68 3.92 82.41 22:45:01 all 20.64 0.00 0.97 1.18 1.70 75.51 22:45:01 0 5.77 0.00 0.55 0.03 0.61 93.04 22:45:01 1 47.22 0.00 1.52 0.30 2.07 48.88 22:45:01 2 17.98 0.00 1.11 0.21 2.52 78.17 22:45:01 3 11.61 0.00 0.69 4.16 1.57 81.96 Average: all 15.92 0.00 1.11 1.22 2.53 79.22 Average: 0 9.89 0.00 0.85 0.30 1.93 87.03 Average: 1 25.18 0.00 1.17 0.48 2.61 70.56 Average: 2 14.46 0.00 1.30 1.60 3.15 79.49 Average: 3 14.13 0.00 1.13 2.50 2.43 79.82