---> uname -a: Linux prd-centos8-builder-4c-4g-27143.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 738 12242 19 2781 14677 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:15:12:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.32/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe15:125d/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) 07/10/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 250.36 104.57 145.79 4071.59 11015.66 03:53:01 PM 291.27 5.76 285.50 1302.50 12682.97 03:54:01 PM 139.80 0.52 139.28 36.12 10567.75 03:55:01 PM 47.23 0.68 46.55 67.71 6218.21 Average: 182.16 27.88 154.28 1369.31 10121.13 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13150128 15009468 2991404 18.53 2688 2059396 1158608 6.74 195892 2397708 129544 03:53:01 PM 11623788 13744008 4517744 27.99 2688 2313476 2086128 12.14 291928 3794236 49788 03:54:01 PM 11207040 13616788 4934492 30.57 2688 2597660 2094256 12.18 476988 4007112 62032 03:55:01 PM 12480944 14974244 3660588 22.68 2688 2680600 935124 5.44 688656 2526236 9864 Average: 12115475 14336127 4026057 24.94 2688 2412783 1568529 9.12 413366 3181323 62807 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 164.04 109.95 1294.19 20.44 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 295.33 246.93 3192.56 36.07 0.00 0.00 0.00 0.00 03:54:01 PM lo 1156.29 1156.29 1147.37 1147.37 0.00 0.00 0.00 0.00 03:54:01 PM eth0 221.19 152.22 3449.27 20.98 0.00 0.00 0.00 0.00 03:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 PM eth0 120.54 108.00 232.78 647.40 0.00 0.00 0.00 0.00 Average: lo 289.12 289.12 286.89 286.89 0.00 0.00 0.00 0.00 Average: eth0 200.28 154.28 2042.29 181.22 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) 07/10/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 22.51 0.88 14.44 2.60 0.12 59.46 03:52:01 PM 0 18.36 0.80 12.96 3.01 0.12 64.75 03:52:01 PM 1 30.05 0.85 13.69 3.45 0.12 51.84 03:52:01 PM 2 29.43 1.24 19.12 2.53 0.12 47.57 03:52:01 PM 3 12.18 0.62 12.00 1.41 0.12 73.67 03:53:01 PM all 59.83 0.00 2.28 5.51 0.13 32.26 03:53:01 PM 0 56.48 0.00 2.76 6.53 0.12 34.11 03:53:01 PM 1 57.57 0.00 1.87 5.67 0.12 34.77 03:53:01 PM 2 61.84 0.00 1.94 7.81 0.13 28.28 03:53:01 PM 3 63.44 0.00 2.54 2.02 0.13 31.86 03:54:01 PM all 62.63 0.00 2.83 1.91 0.12 32.51 03:54:01 PM 0 70.09 0.00 2.71 0.65 0.12 26.43 03:54:01 PM 1 64.43 0.00 1.77 1.24 0.12 32.44 03:54:01 PM 2 62.06 0.00 3.56 3.22 0.13 31.03 03:54:01 PM 3 53.89 0.00 3.29 2.52 0.12 40.18 03:55:01 PM all 23.04 0.00 2.16 0.53 0.07 74.20 03:55:01 PM 0 32.70 0.00 2.24 0.83 0.08 64.15 03:55:01 PM 1 8.33 0.00 1.75 0.03 0.05 89.83 03:55:01 PM 2 27.85 0.00 2.34 0.28 0.07 69.47 03:55:01 PM 3 23.26 0.00 2.32 0.97 0.08 73.37 Average: all 41.99 0.22 5.43 2.64 0.11 49.62 Average: 0 44.41 0.20 5.16 2.76 0.11 47.36 Average: 1 40.09 0.21 4.77 2.60 0.10 52.23 Average: 2 45.28 0.31 6.73 3.46 0.11 44.11 Average: 3 38.19 0.15 5.04 1.73 0.11 54.77