---> uname -a: Linux prd-centos8-builder-2c-4g-6521.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 516 1107 17 2041 2873 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:89:b8:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.140/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85951sec preferred_lft 85951sec inet6 fe80::f816:3eff:fe89:b811/64 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) 02/13/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 235.82 168.65 67.17 14744.83 37955.02 05:06:01 AM 63.20 0.32 62.88 9.73 5757.18 05:07:01 AM 67.30 0.48 66.82 53.31 10007.33 05:08:01 AM 25.07 0.25 24.83 40.12 1020.84 05:09:01 AM 19.61 0.07 19.55 3.07 506.78 05:10:01 AM 16.53 0.65 15.88 21.37 607.93 05:11:01 AM 19.14 0.45 18.69 48.24 552.09 Average: 63.81 24.41 39.40 2131.58 8058.20 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1568716 3042036 2184960 58.21 2104 1652568 624192 13.00 138128 1798624 74084 05:06:01 AM 1293296 2991688 2460380 65.55 2104 1865616 661068 13.77 144852 2024072 169188 05:07:01 AM 1029148 2877668 2724528 72.58 2104 2009380 739344 15.40 153388 2249796 56344 05:08:01 AM 1058956 2899208 2694720 71.79 2104 2001336 725120 15.10 210988 2164132 45616 05:09:01 AM 1077292 2880560 2676384 71.30 2104 1964200 738344 15.37 209016 2146548 7444 05:10:01 AM 1212404 3016284 2541272 67.70 2104 1964824 591360 12.31 210080 2010820 7456 05:11:01 AM 1199256 3007940 2554420 68.05 2104 1968980 600476 12.50 393148 1838372 20380 Average: 1205581 2959341 2548095 67.88 2104 1918129 668558 13.92 208514 2033195 54359 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 214.93 121.92 924.35 55.12 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 74.59 63.15 890.75 10.07 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 42.33 34.03 629.72 6.55 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 12.28 14.68 13.60 6.02 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 11.06 13.03 8.44 6.08 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 17.15 15.41 18.22 5.77 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 14.80 14.35 11.71 7.07 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 55.30 39.51 356.67 13.81 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) 02/13/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 42.97 0.04 13.48 12.26 1.80 29.44 05:05:01 AM 0 42.37 0.03 15.41 9.50 1.84 30.85 05:05:01 AM 1 43.58 0.05 11.56 15.02 1.76 28.04 05:06:01 AM all 38.25 0.00 4.12 1.40 1.51 54.71 05:06:01 AM 0 41.88 0.00 4.18 0.98 1.61 51.36 05:06:01 AM 1 34.61 0.00 4.07 1.82 1.42 58.09 05:07:01 AM all 38.44 0.00 4.30 2.60 1.35 53.31 05:07:01 AM 0 53.58 0.00 4.93 1.70 1.70 38.10 05:07:01 AM 1 23.30 0.00 3.68 3.50 1.00 68.52 05:08:01 AM all 37.15 0.00 2.70 1.01 1.23 57.92 05:08:01 AM 0 41.23 0.00 2.78 1.23 1.40 53.37 05:08:01 AM 1 33.06 0.00 2.62 0.78 1.07 62.48 05:09:01 AM all 39.46 0.00 2.72 0.53 1.31 55.98 05:09:01 AM 0 51.58 0.00 3.36 0.71 1.55 42.80 05:09:01 AM 1 27.33 0.00 2.08 0.35 1.07 69.18 05:10:01 AM all 33.06 0.00 2.53 0.35 1.07 62.99 05:10:01 AM 0 36.05 0.00 2.23 0.42 1.25 60.05 05:10:01 AM 1 30.07 0.00 2.82 0.28 0.89 65.94 05:11:01 AM all 39.78 0.00 3.53 0.46 1.21 55.02 05:11:01 AM 0 56.31 0.00 4.40 0.51 1.53 37.26 05:11:01 AM 1 23.24 0.00 2.66 0.42 0.90 72.79 Average: all 38.44 0.01 4.76 2.65 1.35 52.78 Average: 0 46.15 0.00 5.32 2.14 1.55 44.83 Average: 1 30.73 0.01 4.21 3.16 1.16 60.75