---> uname -a: Linux prd-centos8-builder-2c-4g-1974.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 499 1055 17 2110 2888 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:d5:9b:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.117/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85902sec preferred_lft 85902sec inet6 fe80::f816:3eff:fed5:9bf3/64 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) 05/28/2026 _x86_64_ (2 CPU) 05:03:48 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 238.21 165.01 73.20 14424.27 37961.16 05:06:01 AM 71.72 0.38 71.34 34.13 7389.89 05:07:01 AM 57.35 2.13 55.21 84.91 9680.32 05:08:01 AM 29.10 0.05 29.05 1.33 3033.78 05:09:01 AM 19.46 0.27 19.19 41.85 498.33 05:10:01 AM 15.46 0.00 15.46 0.00 583.42 05:11:01 AM 15.68 0.72 14.96 31.06 393.44 05:12:01 AM 20.06 0.38 19.67 38.65 582.78 Average: 58.39 21.12 37.26 1832.62 7516.75 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1573940 3043032 2179744 58.07 2104 1647828 633464 13.19 135692 1793868 70676 05:06:01 AM 1281612 2991400 2472072 65.86 2104 1877180 643708 13.40 145096 2034108 142108 05:07:01 AM 1132272 2963256 2621412 69.84 2104 1990168 641124 13.35 148048 2146436 24340 05:08:01 AM 1022144 2892560 2731540 72.77 2104 2029168 714148 14.87 174352 2229268 8476 05:09:01 AM 999312 2910296 2754372 73.38 2104 2069784 695876 14.49 217184 2210952 46924 05:10:01 AM 1106512 2978080 2647172 70.52 2104 2030372 649852 13.53 214552 2104960 8 05:11:01 AM 1100776 2973308 2652908 70.67 2104 2031276 623844 12.99 398580 1927852 7508 05:12:01 AM 1081472 2958940 2672212 71.19 2104 2035572 643516 13.40 398452 1947048 20856 Average: 1162255 2963859 2591429 69.04 2104 1963918 655692 13.65 228994 2049312 40112 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 210.04 111.94 945.49 55.11 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 84.29 68.97 992.19 7.60 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 18.09 17.48 48.72 4.72 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 49.61 41.78 657.75 6.92 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 12.68 14.86 13.38 6.16 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 10.08 10.81 8.50 3.83 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 16.79 16.68 16.15 12.23 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 12.28 13.18 11.32 6.38 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 51.74 36.96 336.69 12.87 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) 05/28/2026 _x86_64_ (2 CPU) 05:03:48 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 44.00 0.06 12.37 13.38 2.48 27.71 05:05:01 AM 0 35.89 0.07 8.96 17.37 2.37 35.33 05:05:01 AM 1 52.20 0.05 15.82 9.34 2.58 20.01 05:06:01 AM all 36.27 0.00 4.00 2.16 2.20 55.38 05:06:01 AM 0 20.39 0.00 3.17 1.83 1.98 72.62 05:06:01 AM 1 52.20 0.00 4.82 2.49 2.42 38.07 05:07:01 AM all 38.71 0.00 3.95 1.65 2.35 53.34 05:07:01 AM 0 30.72 0.00 3.36 2.11 2.41 61.40 05:07:01 AM 1 46.73 0.00 4.53 1.19 2.30 45.24 05:08:01 AM all 37.84 0.00 2.45 0.72 2.29 56.71 05:08:01 AM 0 28.66 0.00 1.85 0.77 2.24 66.48 05:08:01 AM 1 47.05 0.00 3.06 0.66 2.33 46.89 05:09:01 AM all 37.64 0.00 2.34 0.32 2.34 57.37 05:09:01 AM 0 33.44 0.00 2.86 0.43 2.23 61.05 05:09:01 AM 1 41.84 0.00 1.82 0.21 2.44 53.69 05:10:01 AM all 36.00 0.00 2.46 0.25 1.88 59.42 05:10:01 AM 0 27.70 0.00 2.71 0.18 1.80 67.60 05:10:01 AM 1 44.31 0.00 2.20 0.31 1.95 51.22 05:11:01 AM all 36.76 0.00 3.05 0.55 1.95 57.68 05:11:01 AM 0 20.55 0.00 2.42 0.53 1.67 74.84 05:11:01 AM 1 53.01 0.00 3.68 0.58 2.24 40.49 05:12:01 AM all 39.90 0.00 3.21 0.49 2.77 53.64 05:12:01 AM 0 22.09 0.00 2.84 0.31 2.62 72.13 05:12:01 AM 1 57.80 0.00 3.58 0.66 2.92 35.04 Average: all 38.38 0.01 4.22 2.43 2.28 52.68 Average: 0 27.42 0.01 3.52 2.93 2.17 63.95 Average: 1 49.39 0.01 4.92 1.92 2.40 41.37