---> uname -a: Linux prd-centos8-builder-2c-4g-3289.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 523 1099 17 2042 2865 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:86:42:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.122/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85914sec preferred_lft 85914sec inet6 fe80::f816:3eff:fe86:4250/64 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) 01/15/2026 _x86_64_ (2 CPU) 08:03:42 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:02 AM 169.47 98.85 70.61 11035.42 38421.07 08:06:01 AM 69.76 0.14 69.62 5.69 6656.81 08:07:01 AM 58.15 0.48 57.66 53.32 8637.75 08:08:01 AM 24.90 0.25 24.65 40.13 1538.84 08:09:01 AM 18.23 0.07 18.16 3.07 490.50 08:10:01 AM 14.63 0.97 13.66 23.99 363.10 08:11:01 AM 20.01 0.90 19.11 46.38 558.57 Average: 53.55 14.56 39.00 1605.17 8099.37 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:02 AM 1570160 3040512 2183524 58.17 2104 1649080 617960 12.87 137924 1796264 57896 08:06:01 AM 1288264 2985092 2465420 65.68 2104 1863932 641184 13.35 144996 2027736 134560 08:07:01 AM 1069860 2906420 2683824 71.50 2104 1997892 691220 14.39 151252 2212680 60988 08:08:01 AM 1160788 2963464 2592896 69.08 2104 1963112 630900 13.14 172732 2100476 9472 08:09:01 AM 1179716 2982316 2573968 68.57 2104 1963072 617932 12.87 207864 2045712 9340 08:10:01 AM 1127752 2931036 2625932 69.96 2104 1963932 662264 13.79 209588 2094652 8580 08:11:01 AM 1119468 2923308 2634216 70.18 2104 1964272 669196 13.94 393324 1919916 8288 Average: 1216573 2961735 2537111 67.59 2104 1909327 647237 13.48 202526 2028205 41303 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:02 AM eth0 198.12 120.76 972.66 55.70 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 66.03 53.56 870.11 6.55 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 43.42 37.19 608.18 6.78 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 10.68 12.05 12.34 4.82 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 10.96 12.66 8.03 5.65 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 20.76 18.54 18.60 16.41 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 14.78 14.21 15.33 7.34 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 52.08 38.39 356.69 14.77 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) 01/15/2026 _x86_64_ (2 CPU) 08:03:42 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:02 AM all 45.56 0.03 10.21 8.14 2.02 34.04 08:05:02 AM 0 56.85 0.03 11.11 6.47 2.21 23.33 08:05:02 AM 1 34.24 0.03 9.31 9.82 1.83 44.77 08:06:01 AM all 38.45 0.00 4.00 2.00 1.62 53.93 08:06:01 AM 0 43.37 0.00 4.73 1.94 1.67 48.28 08:06:01 AM 1 33.51 0.00 3.27 2.06 1.56 59.60 08:07:01 AM all 38.69 0.00 3.84 2.09 1.64 53.74 08:07:01 AM 0 65.15 0.00 4.96 1.78 1.98 26.13 08:07:01 AM 1 12.35 0.00 2.72 2.40 1.31 81.22 08:08:01 AM all 38.09 0.00 2.90 0.48 1.51 57.01 08:08:01 AM 0 61.43 0.00 4.09 0.12 2.00 32.37 08:08:01 AM 1 14.76 0.00 1.71 0.85 1.03 81.65 08:09:01 AM all 39.87 0.00 2.56 0.39 1.84 55.35 08:09:01 AM 0 57.03 0.00 3.18 0.18 2.01 37.60 08:09:01 AM 1 22.78 0.00 1.94 0.60 1.67 73.01 08:10:01 AM all 35.92 0.00 2.56 0.22 1.56 59.74 08:10:01 AM 0 51.16 0.00 3.19 0.12 1.86 43.67 08:10:01 AM 1 20.70 0.00 1.93 0.32 1.26 75.80 08:11:01 AM all 39.66 0.00 2.73 0.47 1.67 55.46 08:11:01 AM 0 48.46 0.00 2.73 0.87 1.71 46.23 08:11:01 AM 1 30.88 0.00 2.74 0.08 1.63 64.67 Average: all 39.46 0.00 4.11 1.97 1.69 52.77 Average: 0 54.80 0.00 4.85 1.64 1.92 36.78 Average: 1 24.13 0.00 3.37 2.29 1.47 68.73