---> uname -a: Linux prd-centos8-builder-4c-4g-10006.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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: 2799.998 BogoMIPS: 5599.99 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 785 10021 19 4956 14628 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:d1:68:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85912sec preferred_lft 85912sec inet6 fe80::f816:3eff:fed1:6845/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 11/06/2025 _x86_64_ (4 CPU) 03:22:24 LINUX RESTART (4 CPU) 03:23:01 AM tps rtps wtps bread/s bwrtn/s 03:24:01 AM 220.89 62.20 158.70 2171.14 12844.89 03:25:01 AM 372.47 13.57 358.90 1647.33 7552.02 03:26:01 AM 112.68 5.53 107.15 1012.06 39444.80 03:27:01 AM 54.46 0.00 54.46 0.00 3556.04 03:28:01 AM 124.40 0.00 124.40 0.00 31874.07 03:29:01 AM 63.62 0.00 63.62 0.00 9842.91 03:30:01 AM 91.42 0.08 91.33 9.87 11760.02 Average: 148.55 11.63 136.93 691.47 16696.73 03:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 AM 13277296 15144332 2864236 17.74 2688 2063408 753996 4.39 202800 2247636 96452 03:25:01 AM 11869348 14123248 4272184 26.47 2688 2433380 1680808 9.78 237992 3566508 291448 03:26:01 AM 10387452 13571376 5754080 35.65 2688 3353924 2122576 12.35 474684 4793268 24416 03:27:01 AM 9448104 13396064 6693428 41.47 2688 4105484 2260040 13.15 831396 5351756 689380 03:28:01 AM 8480788 12865524 7660744 47.46 2688 4535420 2776896 16.15 897528 6241340 188440 03:29:01 AM 7845612 12524984 8295920 51.39 2688 4803216 3073880 17.88 1005096 6721936 194256 03:30:01 AM 10234684 14941272 5906848 36.59 2688 4810960 877888 5.11 1212516 4091184 110276 Average: 10220469 13795257 5921063 36.68 2688 3729399 1935155 11.26 694573 4716233 227810 03:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 224.33 199.10 1470.27 54.48 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 575.73 506.23 5096.10 106.75 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 03:26:01 AM eth0 202.35 175.16 4384.80 25.04 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 03:27:01 AM eth0 95.48 78.29 1855.33 15.96 0.00 0.00 0.00 0.00 03:28:01 AM lo 2.15 2.15 0.45 0.45 0.00 0.00 0.00 0.00 03:28:01 AM eth0 36.44 35.08 140.98 10.81 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 20.84 19.86 10.74 8.68 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 24.81 21.51 21.07 11.23 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.09 0.09 0.00 0.00 0.00 0.00 Average: eth0 168.56 147.88 1854.07 33.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 11/06/2025 _x86_64_ (4 CPU) 03:22:24 LINUX RESTART (4 CPU) 03:23:01 AM CPU %user %nice %system %iowait %steal %idle 03:24:01 AM all 16.33 0.59 9.28 1.23 0.11 72.47 03:24:01 AM 0 10.91 0.70 10.13 1.54 0.08 76.63 03:24:01 AM 1 17.69 0.70 11.35 1.22 0.12 68.91 03:24:01 AM 2 21.55 0.57 9.62 1.27 0.12 66.87 03:24:01 AM 3 15.17 0.39 6.01 0.87 0.12 77.44 03:25:01 AM all 26.31 0.00 2.49 1.66 0.10 69.44 03:25:01 AM 0 26.93 0.00 2.01 1.41 0.08 69.57 03:25:01 AM 1 23.74 0.00 1.32 0.62 0.08 74.23 03:25:01 AM 2 28.62 0.00 3.44 1.93 0.13 65.87 03:25:01 AM 3 25.95 0.00 3.19 2.67 0.12 68.07 03:26:01 AM all 53.86 0.00 2.72 1.05 0.10 42.27 03:26:01 AM 0 53.73 0.00 1.97 2.09 0.10 42.10 03:26:01 AM 1 53.93 0.00 2.90 0.84 0.10 42.23 03:26:01 AM 2 60.11 0.00 3.95 0.37 0.08 35.49 03:26:01 AM 3 47.67 0.00 2.07 0.90 0.10 49.25 03:27:01 AM all 59.12 0.00 2.51 0.23 0.08 38.06 03:27:01 AM 0 56.89 0.00 1.96 0.33 0.08 40.74 03:27:01 AM 1 62.46 0.00 2.48 0.18 0.08 34.79 03:27:01 AM 2 63.96 0.00 3.83 0.08 0.07 32.06 03:27:01 AM 3 53.18 0.00 1.79 0.30 0.08 44.65 03:28:01 AM all 53.46 0.00 2.88 0.91 0.10 42.64 03:28:01 AM 0 50.64 0.00 1.31 0.92 0.10 47.03 03:28:01 AM 1 47.74 0.00 2.18 0.50 0.10 49.47 03:28:01 AM 2 53.40 0.00 2.89 1.77 0.12 41.81 03:28:01 AM 3 62.07 0.00 5.14 0.44 0.10 32.25 03:29:01 AM all 54.80 0.00 2.82 0.39 0.09 41.90 03:29:01 AM 0 62.94 0.00 3.13 0.15 0.08 33.70 03:29:01 AM 1 47.86 0.00 2.10 0.52 0.08 49.43 03:29:01 AM 2 62.82 0.00 4.64 0.12 0.08 32.34 03:29:01 AM 3 45.58 0.00 1.40 0.77 0.10 52.15 03:30:01 AM all 54.26 0.00 2.60 0.38 0.09 42.68 03:30:01 AM 0 55.90 0.00 1.74 0.08 0.10 42.18 03:30:01 AM 1 63.71 0.00 3.10 0.44 0.10 32.66 03:30:01 AM 2 42.96 0.00 1.74 0.55 0.08 54.67 03:30:01 AM 3 54.48 0.00 3.81 0.43 0.07 41.20 Average: all 45.46 0.08 3.61 0.83 0.10 49.92 Average: 0 45.42 0.10 3.18 0.93 0.09 50.28 Average: 1 45.31 0.10 3.63 0.62 0.10 50.24 Average: 2 47.64 0.08 4.30 0.87 0.10 47.00 Average: 3 43.45 0.06 3.35 0.91 0.10 52.14