---> uname -a: Linux prd-centos8-builder-2c-4g-7277.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 483 1144 17 2037 2907 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:2e:31:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.33/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe2e:3113/64 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) 02/21/2026 _x86_64_ (2 CPU) 22:03:48 LINUX RESTART (2 CPU) 10:04:01 PM tps rtps wtps bread/s bwrtn/s 10:05:01 PM 229.21 153.95 75.26 14232.19 38371.09 10:06:01 PM 72.24 0.13 72.11 5.60 6651.02 10:07:01 PM 60.81 0.53 60.28 54.65 8855.65 10:08:01 PM 24.55 0.20 24.35 38.79 995.53 10:09:01 PM 19.26 0.07 19.19 3.07 487.89 10:10:01 PM 17.09 0.63 16.46 20.79 634.01 10:11:01 PM 18.76 0.47 18.29 48.91 527.99 Average: 63.13 22.28 40.85 2057.71 8074.73 10:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:01 PM 1604492 3073036 2149184 57.26 2104 1647444 600708 12.51 138068 1762296 56124 10:06:01 PM 1287900 2985740 2465776 65.69 2104 1864832 657228 13.69 146404 2025300 137324 10:07:01 PM 1199944 2999092 2553732 68.03 2104 1960356 618408 12.88 158104 2075192 21052 10:08:01 PM 1090260 2928444 2663416 70.95 2104 1999808 697812 14.53 212656 2133692 46712 10:09:01 PM 1072352 2910624 2681324 71.43 2104 1999900 703180 14.64 213884 2149364 45792 10:10:01 PM 1190444 2991072 2563232 68.29 2104 1962184 628900 13.10 211356 2033476 7448 10:11:01 PM 1151324 2964644 2602352 69.33 2104 1974288 650584 13.55 398228 1885152 19464 Average: 1228102 2978950 2525574 67.28 2104 1915545 650974 13.56 211243 2009210 47702 10:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:05:01 PM eth0 234.02 130.86 930.08 57.10 0.00 0.00 0.00 0.00 10:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 PM eth0 73.18 61.73 887.61 7.46 0.00 0.00 0.00 0.00 10:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 PM eth0 42.05 34.14 638.74 6.40 0.00 0.00 0.00 0.00 10:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 PM eth0 12.70 15.21 13.91 6.15 0.00 0.00 0.00 0.00 10:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 PM eth0 10.86 13.40 8.50 6.13 0.00 0.00 0.00 0.00 10:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 PM eth0 12.85 13.41 12.12 4.15 0.00 0.00 0.00 0.00 10:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 PM eth0 19.01 17.57 17.47 14.88 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 57.81 40.90 358.35 14.61 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) 02/21/2026 _x86_64_ (2 CPU) 22:03:48 LINUX RESTART (2 CPU) 10:04:01 PM CPU %user %nice %system %iowait %steal %idle 10:05:01 PM all 42.99 0.05 11.60 11.33 1.82 32.21 10:05:01 PM 0 39.49 0.08 11.54 8.32 1.62 38.94 10:05:01 PM 1 46.48 0.02 11.65 14.34 2.02 25.49 10:06:01 PM all 37.70 0.00 4.07 2.00 1.70 54.53 10:06:01 PM 0 27.64 0.00 3.34 1.46 1.44 66.12 10:06:01 PM 1 47.80 0.00 4.80 2.55 1.95 42.90 10:07:01 PM all 38.20 0.00 4.23 2.01 2.32 53.24 10:07:01 PM 0 14.99 0.00 3.13 2.71 2.12 77.05 10:07:01 PM 1 61.64 0.00 5.35 1.30 2.52 29.19 10:08:01 PM all 32.80 0.00 2.35 0.63 2.44 61.79 10:08:01 PM 0 19.89 0.00 2.26 0.46 2.21 75.18 10:08:01 PM 1 45.73 0.00 2.44 0.79 2.67 48.36 10:09:01 PM all 37.63 0.00 2.53 0.37 2.73 56.74 10:09:01 PM 0 29.36 0.00 2.53 0.15 2.53 65.43 10:09:01 PM 1 45.90 0.00 2.53 0.59 2.93 48.05 10:10:01 PM all 33.09 0.00 2.68 0.59 1.99 61.65 10:10:01 PM 0 37.87 0.00 3.11 0.50 1.92 56.60 10:10:01 PM 1 28.32 0.00 2.24 0.69 2.06 66.68 10:11:01 PM all 39.71 0.00 3.41 0.63 2.07 54.17 10:11:01 PM 0 25.76 0.00 2.55 0.53 2.01 69.15 10:11:01 PM 1 53.75 0.00 4.28 0.73 2.14 39.11 Average: all 37.43 0.01 4.40 2.49 2.15 53.51 Average: 0 27.82 0.01 4.05 2.01 1.98 64.12 Average: 1 47.07 0.00 4.74 2.98 2.33 42.88