---> uname -a: Linux prd-centos8-builder-2c-4g-8277.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 1128 17 2037 2890 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:33:e6:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.54/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85905sec preferred_lft 85905sec inet6 fe80::f816:3eff:fe33:e6eb/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) 03/07/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 237.23 171.40 65.83 14691.12 37709.45 03:06:01 AM 52.83 0.32 52.52 9.73 5682.44 03:07:01 AM 69.74 1.53 68.21 99.97 8706.01 03:08:01 AM 25.66 0.05 25.61 1.33 2812.50 03:09:01 AM 23.88 0.27 23.61 41.85 976.12 03:10:01 AM 16.36 0.00 16.36 0.00 597.55 03:11:01 AM 17.98 0.72 17.26 31.06 468.76 03:12:01 AM 19.11 0.38 18.72 38.65 539.70 Average: 57.85 21.84 36.02 1864.44 7187.02 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1600284 3054128 2153392 57.37 2104 1633800 617168 12.85 136292 1771452 64932 03:06:01 AM 1372804 3021192 2380872 63.43 2104 1816432 610652 12.72 144032 1946584 133232 03:07:01 AM 1237928 2996844 2515748 67.02 2104 1920776 605588 12.61 147664 2045504 31632 03:08:01 AM 1089228 2924476 2664448 70.98 2104 1996856 675144 14.06 174720 2172624 58552 03:09:01 AM 1099416 2935972 2654260 70.71 2104 1997968 663864 13.82 213208 2123384 44820 03:10:01 AM 1214224 3013552 2539452 67.65 2104 1960644 604168 12.58 210880 2010108 8 03:11:01 AM 1126004 2927268 2627672 70.00 2104 1962552 672056 13.99 394836 1915292 8472 03:12:01 AM 1121484 2926868 2632192 70.12 2104 1966316 674832 14.05 394780 1918696 21300 Average: 1232672 2975038 2521004 67.16 2104 1906918 640434 13.34 227052 1987956 45368 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 186.82 106.60 811.82 55.15 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 64.66 51.00 837.85 5.80 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 20.44 19.01 174.44 4.77 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 43.51 34.69 638.57 6.77 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 13.73 16.28 13.65 6.11 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 10.64 12.29 8.97 4.31 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 16.93 16.08 21.72 6.89 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 11.21 12.31 9.15 5.98 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 46.00 33.53 314.51 11.97 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) 03/07/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 43.29 0.07 14.04 11.86 4.05 26.70 03:05:01 AM 0 46.61 0.08 11.94 12.72 3.84 24.81 03:05:01 AM 1 39.97 0.05 16.13 11.01 4.26 28.58 03:06:01 AM all 33.01 0.00 3.95 1.37 3.99 57.69 03:06:01 AM 0 33.02 0.00 4.26 1.27 4.13 57.33 03:06:01 AM 1 32.99 0.00 3.63 1.47 3.86 58.05 03:07:01 AM all 31.53 0.00 4.02 2.79 4.07 57.59 03:07:01 AM 0 46.98 0.00 5.82 3.86 3.63 39.71 03:07:01 AM 1 16.39 0.00 2.25 1.74 4.51 75.10 03:08:01 AM all 29.87 0.00 2.29 0.87 3.41 63.56 03:08:01 AM 0 36.26 0.00 2.52 1.10 3.50 56.63 03:08:01 AM 1 23.50 0.00 2.05 0.65 3.33 70.47 03:09:01 AM all 36.25 0.00 2.85 0.70 3.25 56.95 03:09:01 AM 0 43.69 0.00 3.30 1.03 3.05 48.92 03:09:01 AM 1 28.86 0.00 2.40 0.38 3.44 64.93 03:10:01 AM all 34.84 0.00 2.55 0.42 3.64 58.55 03:10:01 AM 0 39.08 0.00 2.93 0.54 3.64 53.81 03:10:01 AM 1 30.61 0.00 2.16 0.31 3.64 63.27 03:11:01 AM all 35.48 0.00 2.96 0.46 4.02 57.09 03:11:01 AM 0 39.94 0.00 3.73 0.68 4.09 51.55 03:11:01 AM 1 31.03 0.00 2.18 0.23 3.94 62.62 03:12:01 AM all 38.24 0.00 3.32 0.61 4.76 53.06 03:12:01 AM 0 52.19 0.00 4.22 0.43 4.15 39.01 03:12:01 AM 1 24.61 0.00 2.45 0.80 5.36 66.79 Average: all 35.30 0.01 4.48 2.37 3.90 53.94 Average: 0 42.20 0.01 4.83 2.69 3.75 46.52 Average: 1 28.45 0.01 4.13 2.05 4.05 61.31