---> uname -a: Linux prd-centos8-builder-2c-4g-6263.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 477 1069 17 2118 2910 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:72:ca:db brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.193/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85858sec preferred_lft 85858sec inet6 fe80::f816:3eff:fe72:cadb/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) 07/20/2026 _x86_64_ (2 CPU) 07:03:53 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 54.16 0.42 53.74 34.79 5616.88 07:07:01 AM 61.98 0.58 61.40 67.18 10590.42 07:08:01 AM 27.17 0.08 27.09 1.87 3514.71 07:09:01 AM 22.75 0.27 22.48 41.86 945.98 07:10:01 AM 20.39 0.00 20.39 0.00 662.54 07:11:01 AM 13.90 0.00 13.90 0.00 565.84 07:12:01 AM 17.09 0.90 16.19 46.38 674.45 07:13:01 AM 18.29 0.20 18.09 23.32 529.47 Average: 29.46 0.31 29.16 26.92 2887.14 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1334760 3026768 2418916 64.44 2104 1860144 625216 13.02 148180 1980436 168240 07:07:01 AM 1145636 2984584 2608040 69.48 2104 1998468 634248 13.21 146364 2132680 52284 07:08:01 AM 1098412 2978052 2655264 70.74 2104 2038664 640844 13.34 173276 2155676 22232 07:09:01 AM 1128232 3009224 2625444 69.94 2104 2039780 610324 12.71 213320 2085124 8500 07:10:01 AM 1017268 2936564 2736408 72.90 2104 2078220 688224 14.33 216712 2192116 46944 07:11:01 AM 1070964 2951820 2682712 71.47 2104 2039780 663172 13.81 214024 2140828 8492 07:12:01 AM 1124352 3007148 2629324 70.05 2104 2041552 619524 12.90 398220 1903712 8852 07:13:01 AM 1144468 3030224 2609208 69.51 2104 2044072 586476 12.21 408552 1873636 20972 Average: 1133012 2990548 2620664 69.82 2104 2017585 633504 13.19 239831 2058026 42064 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 76.69 58.77 955.46 6.54 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 33.31 25.56 255.79 4.78 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 40.84 32.92 656.50 6.17 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 12.40 13.91 13.00 5.53 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 8.35 10.81 7.04 5.15 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 11.39 11.19 10.17 3.04 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 14.84 13.81 14.50 12.87 0.00 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM eth0 8.95 10.66 7.93 5.20 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 25.84 22.20 240.00 6.16 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) 07/20/2026 _x86_64_ (2 CPU) 07:03:53 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 35.99 0.00 4.41 1.44 2.69 55.48 07:06:01 AM 0 50.31 0.00 5.96 1.72 2.52 39.48 07:06:01 AM 1 21.78 0.00 2.87 1.15 2.86 71.34 07:07:01 AM all 37.15 0.00 3.67 2.62 2.74 53.83 07:07:01 AM 0 46.13 0.00 3.37 2.50 2.81 45.19 07:07:01 AM 1 28.19 0.00 3.96 2.74 2.66 62.45 07:08:01 AM all 34.61 0.00 2.86 0.89 1.84 59.80 07:08:01 AM 0 49.17 0.00 3.60 1.06 2.15 44.02 07:08:01 AM 1 20.03 0.00 2.12 0.71 1.53 75.61 07:09:01 AM all 37.42 0.00 2.67 0.72 2.30 56.89 07:09:01 AM 0 48.68 0.00 2.98 0.51 2.80 45.03 07:09:01 AM 1 26.10 0.00 2.35 0.93 1.81 68.81 07:10:01 AM all 34.98 0.00 1.69 0.37 1.82 61.14 07:10:01 AM 0 35.59 0.00 1.46 0.33 1.78 60.84 07:10:01 AM 1 34.37 0.00 1.92 0.41 1.86 61.44 07:11:01 AM all 32.60 0.00 2.65 0.41 1.93 62.42 07:11:01 AM 0 48.53 0.00 3.20 0.12 2.03 46.13 07:11:01 AM 1 16.78 0.00 2.10 0.69 1.82 78.61 07:12:01 AM all 30.52 0.00 2.51 0.41 1.59 64.97 07:12:01 AM 0 39.35 0.00 2.63 0.33 1.76 55.92 07:12:01 AM 1 21.70 0.00 2.39 0.48 1.41 74.01 07:13:01 AM all 40.66 0.00 3.25 0.32 2.16 53.61 07:13:01 AM 0 44.24 0.00 3.12 0.21 2.59 49.83 07:13:01 AM 1 37.06 0.00 3.39 0.43 1.73 57.40 Average: all 35.50 0.00 2.97 0.90 2.13 58.50 Average: 0 45.26 0.00 3.29 0.85 2.31 48.29 Average: 1 25.75 0.00 2.64 0.95 1.96 68.70