---> uname -a: Linux prd-centos8-builder-2c-4g-8405.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 494 1130 17 2040 2896 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:29:67:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.50/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fe29:673d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 03/08/2026 _x86_64_ (2 CPU) 07:03:51 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 59.86 0.42 59.45 11.20 6079.49 07:07:01 AM 71.89 1.53 70.35 99.98 9009.60 07:08:01 AM 27.20 0.25 26.95 40.11 2803.61 07:09:01 AM 19.34 0.07 19.28 3.07 530.16 07:10:00 AM 14.19 0.00 14.19 0.00 551.10 07:10:01 AM 45.90 0.00 45.90 0.00 1414.75 07:11:01 AM 19.78 0.90 18.88 46.38 518.26 Average: 35.43 0.53 34.90 33.46 3249.99 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1358520 3023416 2395164 63.81 2104 1833104 630596 13.13 145700 1960640 145196 07:07:01 AM 1203044 2965608 2550640 67.95 2104 1924176 652908 13.60 147892 2086244 23228 07:08:01 AM 1237284 3040060 2516400 67.04 2104 1963708 588332 12.25 173192 2024200 8368 07:09:01 AM 1231632 3034472 2522052 67.19 2104 1963800 592392 12.34 210540 1993844 7460 07:10:00 AM 1204964 3007676 2548720 67.90 2104 1963672 605668 12.61 211256 2018620 7372 07:10:01 AM 1200104 3003928 2553580 68.03 2104 1964760 613312 12.77 211368 2025076 8464 07:11:01 AM 1175220 2979532 2578464 68.69 2104 1965208 632476 13.17 395332 1866440 7520 Average: 1230110 3007813 2523574 67.23 2104 1939775 616526 12.84 213611 1996438 29658 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 71.84 58.41 913.85 6.59 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 18.61 17.46 151.22 5.30 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 48.99 39.38 643.20 6.92 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 11.53 13.65 8.48 6.08 0.00 0.00 0.00 0.00 07:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:00 AM eth0 12.86 13.25 10.60 4.18 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 22.95 36.07 18.48 15.26 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 15.81 15.08 15.89 7.66 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 29.96 26.24 290.57 6.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 03/08/2026 _x86_64_ (2 CPU) 07:03:51 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 35.17 0.00 4.08 1.56 4.91 54.29 07:06:01 AM 0 27.06 0.00 3.69 1.56 4.68 63.01 07:06:01 AM 1 43.29 0.00 4.47 1.56 5.13 45.55 07:07:01 AM all 34.67 0.00 3.98 2.89 4.34 54.11 07:07:01 AM 0 24.42 0.00 2.80 2.93 4.56 65.29 07:07:01 AM 1 45.06 0.00 5.18 2.86 4.13 42.78 07:08:01 AM all 33.39 0.00 2.79 0.88 4.13 58.80 07:08:01 AM 0 13.58 0.00 2.15 0.74 4.50 79.03 07:08:01 AM 1 53.64 0.00 3.45 1.03 3.76 38.13 07:09:01 AM all 36.49 0.00 2.55 0.78 4.27 55.91 07:09:01 AM 0 25.93 0.00 2.28 0.74 4.23 66.82 07:09:01 AM 1 47.10 0.00 2.82 0.81 4.32 44.95 07:10:00 AM all 33.02 0.00 2.82 0.44 3.83 59.89 07:10:00 AM 0 35.03 0.00 3.02 0.28 3.59 58.08 07:10:00 AM 1 31.03 0.00 2.62 0.59 4.06 61.70 07:10:01 AM all 37.50 0.00 3.33 0.00 1.67 57.50 07:10:01 AM 0 1.67 0.00 3.33 0.00 0.00 95.00 07:10:01 AM 1 73.33 0.00 3.33 0.00 3.33 20.00 07:11:01 AM all 39.36 0.00 2.80 0.41 2.61 54.81 07:11:01 AM 0 32.49 0.00 2.45 0.30 2.82 61.94 07:11:01 AM 1 46.29 0.00 3.16 0.53 2.40 47.62 Average: all 35.35 0.00 3.17 1.16 4.02 56.30 Average: 0 26.32 0.00 2.73 1.10 4.06 65.79 Average: 1 44.45 0.00 3.62 1.23 3.97 46.73