---> uname -a: Linux prd-centos8-builder-2c-4g-1010.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 504 1111 17 2049 2885 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:06:0e:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.48/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85903sec preferred_lft 85903sec inet6 fe80::f816:3eff:fe06:e34/64 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) 05/16/2026 _x86_64_ (2 CPU) 11:03:48 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:02 AM 239.06 166.08 72.98 14449.74 37967.78 11:06:01 AM 67.84 0.27 67.57 32.67 6758.74 11:07:01 AM 63.26 2.13 61.12 84.92 8867.72 11:08:01 AM 24.86 0.25 24.61 40.12 1011.50 11:09:01 AM 19.28 0.07 19.21 3.07 500.85 11:10:01 AM 16.33 0.68 15.64 25.85 604.63 11:11:01 AM 15.86 1.32 14.54 63.83 432.53 11:12:01 AM 14.25 0.00 14.25 0.00 571.21 Average: 57.57 21.40 36.17 1841.52 7090.39 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:02 AM 1604184 3076608 2149492 57.26 2104 1651200 587848 12.24 137224 1762576 70736 11:06:01 AM 1287136 2992968 2466540 65.71 2104 1873400 633972 13.20 145136 2028156 135828 11:07:01 AM 1049716 2911232 2703960 72.03 2104 2022192 699528 14.57 153696 2228448 60900 11:08:01 AM 1073720 2922860 2679956 71.40 2104 2010432 681820 14.20 213792 2147632 46700 11:09:01 AM 1193436 3004484 2560240 68.21 2104 1972240 603308 12.56 211276 2030216 7468 11:10:01 AM 1212124 3023984 2541552 67.71 2104 1973032 591132 12.31 224320 1997996 7512 11:11:01 AM 1180680 2994816 2572996 68.55 2104 1975088 603264 12.56 398036 1854968 7504 11:12:01 AM 1139952 2956956 2613724 69.63 2104 1977520 642396 13.38 396588 1898688 20320 Average: 1217618 2985488 2536058 67.56 2104 1931888 630408 13.13 235008 1993585 44621 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:02 AM eth0 236.90 129.27 952.06 56.58 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 79.46 65.72 936.47 7.83 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 47.71 40.28 643.04 6.81 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 12.56 14.48 13.86 5.98 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 11.95 13.26 8.86 6.13 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 17.92 15.84 18.62 5.89 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 15.61 13.69 13.15 16.01 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 4.68 5.71 3.58 2.45 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 53.30 37.22 322.42 13.47 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) 05/16/2026 _x86_64_ (2 CPU) 11:03:48 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:02 AM all 42.85 0.07 12.27 11.80 2.18 30.83 11:05:02 AM 0 47.47 0.08 10.55 13.32 2.13 26.45 11:05:02 AM 1 38.21 0.05 14.01 10.27 2.22 35.25 11:06:01 AM all 37.97 0.00 4.06 1.96 1.93 54.08 11:06:01 AM 0 46.62 0.00 4.63 1.48 2.09 45.19 11:06:01 AM 1 29.30 0.00 3.49 2.43 1.77 63.00 11:07:01 AM all 38.23 0.00 4.35 1.87 1.96 53.59 11:07:01 AM 0 41.01 0.00 4.58 2.18 2.07 50.17 11:07:01 AM 1 35.43 0.00 4.13 1.56 1.86 57.02 11:08:01 AM all 36.64 0.00 2.69 0.53 1.84 58.31 11:08:01 AM 0 45.73 0.00 2.25 0.15 2.08 49.79 11:08:01 AM 1 27.52 0.00 3.13 0.91 1.59 66.85 11:09:01 AM all 38.97 0.00 2.91 0.36 1.86 55.90 11:09:01 AM 0 46.15 0.00 3.39 0.30 1.92 48.24 11:09:01 AM 1 31.81 0.00 2.43 0.41 1.80 63.55 11:10:01 AM all 32.86 0.00 2.66 0.50 1.58 62.40 11:10:01 AM 0 34.11 0.00 2.09 0.43 1.64 61.74 11:10:01 AM 1 31.62 0.00 3.24 0.56 1.51 63.07 11:11:01 AM all 30.03 0.00 2.77 0.29 1.74 65.16 11:11:01 AM 0 37.09 0.00 3.10 0.17 1.65 57.99 11:11:01 AM 1 23.01 0.00 2.45 0.41 1.84 72.29 11:12:01 AM all 17.87 0.00 1.62 0.28 1.42 78.81 11:12:01 AM 0 15.97 0.00 1.44 0.28 1.60 80.71 11:12:01 AM 1 19.78 0.00 1.81 0.28 1.23 76.90 Average: all 34.41 0.01 4.16 2.19 1.81 57.42 Average: 0 39.24 0.01 4.00 2.28 1.90 52.57 Average: 1 29.57 0.01 4.32 2.09 1.73 62.28