---> uname -a: Linux prd-centos8-builder-2c-4g-4149.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: 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): 0,1 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 509 1040 17 2115 2878 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:20:b9:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.15/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85889sec preferred_lft 85889sec inet6 fe80::f816:3eff:fe20:b99b/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) 06/24/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 242.53 174.89 67.64 14853.69 37891.56 07:06:01 AM 55.96 0.38 55.58 34.12 5404.95 07:07:01 AM 66.43 2.10 64.33 84.37 11114.40 07:08:01 AM 27.66 0.08 27.57 1.87 2668.68 07:09:01 AM 21.10 0.27 20.83 41.86 891.97 07:10:01 AM 18.11 0.00 18.11 0.00 598.30 07:11:01 AM 16.34 0.63 15.71 20.79 606.18 07:12:01 AM 18.99 0.47 18.53 48.92 555.08 Average: 58.40 22.36 36.04 1886.47 7468.14 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1588836 3056580 2164848 57.67 2104 1647428 608016 12.66 135860 1782776 70024 07:06:01 AM 1315720 3023696 2437964 64.95 2104 1875452 603272 12.56 144564 2002300 177408 07:07:01 AM 1169236 3004852 2584448 68.85 2104 1994708 594424 12.38 147732 2108284 24124 07:08:01 AM 1016332 2930116 2737352 72.92 2104 2072516 670960 13.97 177248 2234408 58692 07:09:01 AM 1082132 2959824 2671552 71.17 2104 2036172 644768 13.43 213704 2129948 8504 07:10:01 AM 1117384 2994088 2636300 70.23 2104 2035196 615068 12.81 214048 2094752 7464 07:11:01 AM 1076472 2953752 2677212 71.32 2104 2035808 644764 13.43 214612 2135256 7464 07:12:01 AM 1132276 3014784 2621408 69.84 2104 2040548 578944 12.06 398012 1894388 20948 Average: 1187298 2992212 2566386 68.37 2104 1967228 620027 12.91 205722 2047764 46828 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 200.93 108.08 898.79 54.34 0.00 0.00 0.00 0.00 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 76.54 59.93 943.82 6.73 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 27.02 22.08 102.11 4.66 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 43.57 35.65 656.79 6.97 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 12.21 14.06 12.70 8.94 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 9.43 10.81 7.71 4.82 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 12.33 12.56 12.55 4.04 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 15.64 14.88 15.39 7.69 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 49.72 34.76 331.26 12.28 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) 06/24/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 41.92 0.06 12.84 12.90 2.45 29.83 07:05:01 AM 0 50.50 0.07 13.43 15.94 2.36 17.71 07:05:01 AM 1 33.32 0.05 12.25 9.87 2.55 41.97 07:06:01 AM all 36.99 0.00 4.46 1.62 3.46 53.46 07:06:01 AM 0 42.94 0.00 4.89 1.94 3.36 46.87 07:06:01 AM 1 31.06 0.00 4.02 1.31 3.57 60.04 07:07:01 AM all 36.92 0.00 3.98 2.53 3.05 53.53 07:07:01 AM 0 55.52 0.00 5.28 2.68 2.72 33.79 07:07:01 AM 1 18.64 0.00 2.70 2.38 3.37 72.92 07:08:01 AM all 36.78 0.00 2.20 0.85 2.91 57.27 07:08:01 AM 0 42.08 0.00 1.98 0.89 2.55 52.50 07:08:01 AM 1 31.51 0.00 2.42 0.80 3.26 62.00 07:09:01 AM all 33.20 0.00 2.56 0.48 2.58 61.18 07:09:01 AM 0 39.43 0.00 2.77 0.33 2.51 54.96 07:09:01 AM 1 27.00 0.00 2.35 0.62 2.64 67.38 07:10:01 AM all 37.83 0.00 2.06 0.32 2.70 57.09 07:10:01 AM 0 55.46 0.00 2.31 0.25 2.27 39.70 07:10:01 AM 1 20.50 0.00 1.81 0.39 3.12 74.18 07:11:01 AM all 33.48 0.00 2.52 0.25 1.47 62.28 07:11:01 AM 0 32.44 0.00 2.26 0.15 1.48 63.67 07:11:01 AM 1 34.52 0.00 2.78 0.35 1.47 60.89 07:12:01 AM all 40.53 0.00 3.62 0.51 2.18 53.16 07:12:01 AM 0 28.07 0.00 2.56 0.71 2.10 66.56 07:12:01 AM 1 53.04 0.00 4.68 0.32 2.27 39.69 Average: all 37.20 0.01 4.26 2.41 2.60 53.51 Average: 0 43.29 0.01 4.42 2.84 2.42 47.02 Average: 1 31.14 0.01 4.10 1.99 2.78 59.98