---> uname -a: Linux prd-centos8-builder-4c-4g-1.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: 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 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 861 11459 20 3439 14549 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:3c:09:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.35/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85985sec preferred_lft 85985sec inet6 fe80::f816:3eff:fe3c:94f/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) 11/02/2026 _x86_64_ (4 CPU) 09:20:29 LINUX RESTART (4 CPU) 09:21:01 AM tps rtps wtps bread/s bwrtn/s 09:22:01 AM 304.55 172.08 132.47 9760.32 39910.33 09:23:01 AM 132.82 12.50 120.33 286.17 10082.31 09:24:01 AM 96.37 13.63 82.74 2416.93 11688.67 09:25:01 AM 146.55 0.00 146.55 0.00 6799.05 09:26:01 AM 1083.64 0.02 1083.62 13.59 34743.71 09:27:01 AM 29.08 2.00 27.08 531.11 2327.51 Average: 298.86 33.37 265.49 2168.22 17593.45 09:21:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:22:01 AM 13620068 15120972 2519376 15.61 2688 1718796 919200 5.35 182288 2001220 41636 09:23:01 AM 13291900 15170484 2847544 17.64 2688 2076472 795612 4.63 188844 2251672 176516 09:24:01 AM 12494556 14622720 3644888 22.58 2688 2318924 1578964 9.19 219488 2982400 33788 09:25:01 AM 11377644 14251964 4761800 29.50 2688 2935516 1818064 10.58 222608 3837132 613448 09:26:01 AM 10692688 13787340 5446756 33.75 2688 3128096 2166508 12.60 265364 4366040 36 09:27:01 AM 11751500 14897920 4387944 27.19 2688 3178444 825620 4.80 464176 3117764 34472 Average: 12204726 14641900 3934718 24.38 2688 2559375 1350661 7.86 257128 3092705 149983 09:21:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:01 AM eth0 276.18 150.42 978.27 73.18 0.00 0.00 0.00 0.00 09:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:23:01 AM eth0 82.91 55.81 1156.65 28.94 0.00 0.00 0.00 0.00 09:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:24:01 AM eth0 722.59 406.86 1489.41 155.79 0.00 0.00 0.00 0.00 09:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 AM eth0 636.10 565.09 1336.83 147.68 0.00 0.00 0.00 0.00 09:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 AM eth0 802.22 650.29 550.20 247.22 0.00 0.00 0.00 0.00 09:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 AM eth0 31.04 25.76 265.22 9.31 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 425.19 309.06 962.77 110.36 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) 11/02/2026 _x86_64_ (4 CPU) 09:20:29 LINUX RESTART (4 CPU) 09:21:01 AM CPU %user %nice %system %iowait %steal %idle 09:22:01 AM all 15.40 1.00 27.85 6.16 0.03 49.56 09:22:01 AM 0 16.98 0.69 21.68 3.94 0.03 56.68 09:22:01 AM 1 11.79 1.25 32.38 5.37 0.03 49.17 09:22:01 AM 2 16.67 0.99 28.87 5.84 0.03 47.60 09:22:01 AM 3 16.17 1.06 28.45 9.49 0.02 44.82 09:23:01 AM all 13.50 0.16 5.82 0.59 0.01 79.92 09:23:01 AM 0 11.54 0.23 7.26 0.52 0.02 80.43 09:23:01 AM 1 10.00 0.10 4.28 0.45 0.00 85.16 09:23:01 AM 2 11.72 0.20 6.30 0.90 0.00 80.88 09:23:01 AM 3 20.73 0.10 5.42 0.50 0.02 73.23 09:24:01 AM all 17.22 0.00 2.68 0.63 0.02 79.46 09:24:01 AM 0 11.59 0.00 3.63 0.33 0.00 84.45 09:24:01 AM 1 12.68 0.00 1.89 0.65 0.02 84.76 09:24:01 AM 2 33.63 0.00 2.91 0.95 0.03 62.47 09:24:01 AM 3 10.97 0.00 2.28 0.57 0.02 86.17 09:25:01 AM all 12.04 0.00 6.36 0.22 0.03 81.36 09:25:01 AM 0 3.80 0.00 7.41 0.32 0.03 88.44 09:25:01 AM 1 4.47 0.00 6.89 0.12 0.03 88.49 09:25:01 AM 2 3.70 0.00 8.67 0.40 0.02 87.21 09:25:01 AM 3 36.06 0.00 2.48 0.03 0.02 61.41 09:26:01 AM all 27.61 0.00 6.12 1.49 0.04 64.75 09:26:01 AM 0 9.51 0.00 6.09 1.82 0.03 82.55 09:26:01 AM 1 10.66 0.00 6.65 1.91 0.03 80.75 09:26:01 AM 2 33.44 0.00 5.18 0.74 0.03 60.61 09:26:01 AM 3 56.78 0.00 6.54 1.50 0.05 35.13 09:27:01 AM all 28.60 0.00 1.45 0.13 0.02 69.80 09:27:01 AM 0 10.35 0.00 1.24 0.03 0.00 88.38 09:27:01 AM 1 11.99 0.00 0.92 0.00 0.00 87.09 09:27:01 AM 2 34.89 0.00 1.57 0.27 0.02 63.26 09:27:01 AM 3 57.18 0.00 2.07 0.22 0.07 40.47 Average: all 19.06 0.19 8.36 1.53 0.02 70.83 Average: 0 10.63 0.15 7.87 1.16 0.02 80.17 Average: 1 10.27 0.22 8.81 1.41 0.02 79.27 Average: 2 22.36 0.20 8.91 1.52 0.02 66.99 Average: 3 32.97 0.19 7.86 2.05 0.03 56.90