---> uname -a: Linux prd-centos8-builder-4c-4g-5517.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 929 11122 19 3708 14482 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:6e:83:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.129/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86049sec preferred_lft 86049sec inet6 fe80::f816:3eff:fe6e:83a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 07/06/2026 _x86_64_ (4 CPU) 07:55:24 LINUX RESTART (4 CPU) 07:56:01 AM tps rtps wtps bread/s bwrtn/s 07:57:01 AM 203.88 92.64 111.25 1041.39 8125.59 07:58:01 AM 181.24 13.68 167.56 2422.66 18765.56 07:59:01 AM 901.60 0.00 901.60 0.00 39837.74 08:00:01 AM 284.89 0.02 284.87 13.59 8968.22 08:01:01 AM 29.77 2.37 27.41 577.54 1892.02 Average: 320.26 21.74 298.52 810.98 15516.69 07:56:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:57:01 AM 13314320 15174920 2825120 17.50 2688 2058904 752048 4.38 187728 2237576 256352 07:58:01 AM 11391296 13900548 4748144 29.42 2688 2661316 2275556 13.24 218876 3998772 334180 07:59:01 AM 11002948 14373424 5136492 31.83 2688 3394660 1626584 9.46 262840 4074516 190344 08:00:01 AM 10078220 13452080 6061220 37.56 2688 3395068 2556768 14.88 264812 4965852 24 08:01:01 AM 11385852 14819108 4753588 29.45 2688 3453860 889036 5.17 481016 3458712 51760 Average: 11434527 14344016 4704913 29.15 2688 2992762 1619998 9.43 283054 3747086 166532 07:56:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 AM eth0 142.55 93.14 1151.31 13.64 0.00 0.00 0.00 0.00 07:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 AM eth0 1110.65 841.54 4491.59 229.46 0.00 0.00 0.00 0.00 07:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 AM eth0 1925.85 1558.01 3751.02 413.74 0.00 0.00 0.00 0.00 08:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 AM eth0 0.35 0.17 0.08 0.34 0.00 0.00 0.00 0.00 08:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 AM eth0 49.12 43.24 286.02 47.78 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 645.62 507.15 1935.79 140.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 07/06/2026 _x86_64_ (4 CPU) 07:55:24 LINUX RESTART (4 CPU) 07:56:01 AM CPU %user %nice %system %iowait %steal %idle 07:57:01 AM all 16.98 1.01 22.08 2.34 0.18 57.41 07:57:01 AM 0 10.77 0.70 16.36 2.27 0.18 69.71 07:57:01 AM 1 24.09 1.12 24.59 2.36 0.18 47.65 07:57:01 AM 2 22.62 0.72 19.04 2.29 0.17 55.16 07:57:01 AM 3 10.47 1.49 28.37 2.43 0.17 57.07 07:58:01 AM all 26.11 0.00 5.54 1.04 0.11 67.20 07:58:01 AM 0 14.43 0.00 5.23 2.16 0.10 78.08 07:58:01 AM 1 14.14 0.00 5.33 0.87 0.13 79.52 07:58:01 AM 2 58.54 0.00 5.37 0.33 0.10 35.66 07:58:01 AM 3 17.11 0.00 6.25 0.79 0.10 75.74 07:59:01 AM all 24.30 0.00 11.41 2.67 0.16 61.46 07:59:01 AM 0 13.80 0.00 11.50 2.95 0.15 71.59 07:59:01 AM 1 27.35 0.00 12.04 3.70 0.17 56.74 07:59:01 AM 2 48.74 0.00 8.70 0.88 0.15 41.53 07:59:01 AM 3 7.09 0.00 13.42 3.16 0.15 76.17 08:00:01 AM all 32.40 0.00 1.30 0.76 0.11 65.43 08:00:01 AM 0 14.13 0.00 1.37 1.20 0.10 83.20 08:00:01 AM 1 11.49 0.00 1.54 1.41 0.08 85.48 08:00:01 AM 2 92.65 0.00 1.37 0.00 0.17 5.81 08:00:01 AM 3 11.18 0.00 0.94 0.42 0.08 87.38 08:01:01 AM all 25.35 0.00 2.16 0.13 0.08 72.28 08:01:01 AM 0 56.89 0.00 3.09 0.18 0.12 39.72 08:01:01 AM 1 12.34 0.00 1.62 0.18 0.07 85.79 08:01:01 AM 2 12.23 0.00 1.72 0.10 0.07 85.88 08:01:01 AM 3 19.88 0.00 2.19 0.07 0.08 77.78 Average: all 25.03 0.20 8.49 1.38 0.13 64.77 Average: 0 22.06 0.14 7.50 1.75 0.13 68.42 Average: 1 17.86 0.22 9.02 1.70 0.13 71.07 Average: 2 46.98 0.14 7.23 0.72 0.13 44.80 Average: 3 13.16 0.30 10.22 1.37 0.12 74.83