---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-29551 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 608 12605 0 2825 15101 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1a:2c:f5 brd ff:ff:ff:ff:ff:ff inet 10.30.107.189/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fe1a:2cf5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-29551) 07/21/25 _x86_64_ (4 CPU) 07:22:50 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:01 385.35 54.47 330.88 3635.13 69077.95 07:25:01 179.77 30.01 149.76 1694.65 13544.41 07:26:01 207.05 15.56 191.49 981.27 11274.38 07:27:01 67.51 1.50 66.01 54.79 10957.64 07:28:01 32.76 1.78 30.98 87.45 2381.74 Average: 174.49 20.67 153.82 1290.65 21446.88 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:01 13938144 15521908 2486824 15.14 63700 1721600 827344 4.73 698176 1579420 173180 07:25:01 13283456 15116300 3141512 19.13 79580 1941884 1179544 6.75 1133916 1771080 10168 07:26:01 11623112 13849372 4801856 29.24 95392 2303532 2350532 13.45 2503856 2024864 83988 07:27:01 10424584 12907200 6000384 36.53 100312 2544508 3243800 18.56 3684180 2029768 26576 07:28:01 12937024 15486744 3487944 21.24 103124 2607860 809832 4.63 1143716 2061624 63724 Average: 12441264 14576305 3983704 24.25 88422 2223877 1682210 9.63 1832769 1893351 71527 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:01 ens3 484.17 311.63 1875.12 81.11 0.00 0.00 0.00 0.00 07:24:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 07:25:01 ens3 249.46 222.80 1912.88 46.56 0.00 0.00 0.00 0.00 07:25:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:26:01 ens3 357.03 292.34 3172.36 51.70 0.00 0.00 0.00 0.00 07:26:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:27:01 ens3 643.34 513.85 3328.96 169.80 0.00 0.00 0.00 0.00 07:27:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:28:01 ens3 319.85 296.05 295.90 633.31 0.00 0.00 0.00 0.00 07:28:01 lo 34.79 34.79 3.13 3.13 0.00 0.00 0.00 0.00 Average: ens3 410.77 327.33 2117.08 196.49 0.00 0.00 0.00 0.00 Average: lo 7.51 7.51 0.68 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-29551) 07/21/25 _x86_64_ (4 CPU) 07:22:50 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:01 all 22.76 0.00 2.12 4.34 0.07 70.71 07:24:01 0 14.49 0.00 2.26 4.24 0.05 78.96 07:24:01 1 8.33 0.00 1.21 10.06 0.07 80.33 07:24:01 2 26.03 0.00 2.05 1.57 0.05 70.30 07:24:01 3 42.29 0.00 2.94 1.45 0.07 53.25 07:25:01 all 17.74 0.00 1.35 1.93 0.07 78.91 07:25:01 0 16.08 0.00 2.01 3.61 0.08 78.22 07:25:01 1 15.87 0.00 1.07 2.66 0.07 80.33 07:25:01 2 13.16 0.00 0.82 0.90 0.07 85.05 07:25:01 3 25.87 0.00 1.52 0.55 0.10 71.95 07:26:01 all 64.58 0.00 2.41 0.89 0.18 31.95 07:26:01 0 45.40 0.00 2.75 1.46 0.17 50.22 07:26:01 1 68.81 0.00 2.30 0.71 0.17 28.01 07:26:01 2 72.12 0.00 2.09 1.04 0.18 24.56 07:26:01 3 72.02 0.00 2.46 0.34 0.19 25.00 07:27:01 all 65.08 0.00 2.36 0.08 0.16 32.32 07:27:01 0 57.61 0.00 1.99 0.17 0.17 40.07 07:27:01 1 68.66 0.00 2.43 0.12 0.15 28.64 07:27:01 2 68.58 0.00 2.94 0.03 0.17 28.28 07:27:01 3 65.51 0.00 2.07 0.00 0.15 32.26 07:28:01 all 42.00 0.00 2.53 0.21 0.12 55.14 07:28:01 0 36.32 0.00 1.82 0.10 0.10 61.66 07:28:01 1 51.12 0.00 3.27 0.10 0.15 45.36 07:28:01 2 42.26 0.00 2.56 0.62 0.12 54.44 07:28:01 3 38.32 0.00 2.49 0.03 0.12 59.04 Average: all 42.38 0.00 2.15 1.49 0.12 53.85 Average: 0 33.99 0.00 2.16 1.91 0.11 61.82 Average: 1 42.40 0.00 2.05 2.74 0.12 52.68 Average: 2 44.37 0.00 2.09 0.83 0.12 52.59 Average: 3 48.79 0.00 2.30 0.48 0.12 48.32