---> uname -a: Linux prd-centos8-builder-2c-4g-2308.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 517 1034 17 2114 2870 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:dc:53:6c 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:fedc:536c/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) 06/01/2026 _x86_64_ (2 CPU) 00:03:50 LINUX RESTART (2 CPU) 12:04:02 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 254.23 179.34 74.90 15137.06 38720.70 12:06:01 AM 65.28 0.38 64.90 34.09 6343.53 12:07:01 AM 64.38 2.15 62.24 85.02 10792.37 12:08:01 AM 30.64 0.05 30.59 1.33 3044.17 12:09:01 AM 19.49 0.27 19.23 41.85 513.53 12:10:01 AM 12.55 0.00 12.55 0.00 336.82 12:11:01 AM 18.52 0.72 17.81 31.05 645.59 12:12:01 AM 21.36 0.38 20.98 38.65 599.20 Average: 60.41 22.59 37.82 1893.79 7560.66 12:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1532964 3019056 2220712 59.16 2104 1665064 630364 13.13 139432 1831352 84596 12:06:01 AM 1260824 2970096 2492852 66.41 2104 1876916 649292 13.52 145068 2058092 171556 12:07:01 AM 1118572 2952748 2635104 70.20 2104 1993544 634392 13.21 148016 2161004 24260 12:08:01 AM 955944 2870008 2797732 74.53 2104 2073044 713412 14.86 178028 2292772 47960 12:09:01 AM 984072 2898300 2769604 73.78 2104 2073168 687376 14.31 217180 2225280 46840 12:10:01 AM 1091428 2966372 2662248 70.92 2104 2033840 619940 12.91 214276 2120980 7468 12:11:01 AM 1078732 2954636 2674944 71.26 2104 2034744 620472 12.92 398384 1948980 7508 12:12:01 AM 1057540 2938308 2696136 71.83 2104 2039036 640648 13.34 398316 1970896 20856 Average: 1135010 2946190 2618666 69.76 2104 1973670 649487 13.52 229838 2076170 51380 12:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 217.75 111.20 984.34 55.81 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 85.25 72.02 964.23 7.71 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 19.31 18.52 73.93 4.50 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 50.17 41.74 658.81 7.31 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 13.03 14.45 13.50 6.10 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 10.53 11.35 8.78 3.96 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 15.41 14.68 15.71 11.50 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 12.20 13.48 10.90 6.44 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 52.62 37.03 340.02 12.83 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) 06/01/2026 _x86_64_ (2 CPU) 00:03:50 LINUX RESTART (2 CPU) 12:04:02 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.28 0.06 13.53 12.78 1.73 27.61 12:05:01 AM 0 41.72 0.05 11.54 13.87 1.58 31.23 12:05:01 AM 1 46.85 0.07 15.53 11.69 1.88 23.98 12:06:01 AM all 38.21 0.00 4.52 1.76 1.34 54.16 12:06:01 AM 0 42.75 0.00 4.92 1.12 1.34 49.87 12:06:01 AM 1 33.69 0.00 4.12 2.40 1.35 58.45 12:07:01 AM all 38.58 0.00 4.19 2.24 1.79 53.19 12:07:01 AM 0 57.28 0.00 5.39 1.96 2.08 33.29 12:07:01 AM 1 19.96 0.00 3.00 2.52 1.51 73.02 12:08:01 AM all 38.59 0.00 2.43 0.62 1.53 56.83 12:08:01 AM 0 44.28 0.00 1.83 0.78 1.58 51.52 12:08:01 AM 1 32.90 0.00 3.02 0.47 1.48 62.13 12:09:01 AM all 37.25 0.00 2.54 0.41 1.65 58.15 12:09:01 AM 0 51.13 0.00 2.79 0.37 1.73 43.98 12:09:01 AM 1 23.42 0.00 2.29 0.46 1.57 72.26 12:10:01 AM all 36.11 0.00 2.37 0.28 1.44 59.79 12:10:01 AM 0 34.43 0.00 1.96 0.53 1.39 61.69 12:10:01 AM 1 37.80 0.00 2.79 0.03 1.50 57.88 12:11:01 AM all 37.29 0.00 3.36 0.64 1.57 57.15 12:11:01 AM 0 53.82 0.00 3.89 0.85 1.86 39.58 12:11:01 AM 1 20.76 0.00 2.82 0.43 1.28 74.71 12:12:01 AM all 40.54 0.00 3.31 0.39 1.54 54.23 12:12:01 AM 0 66.14 0.00 4.51 0.18 1.93 27.23 12:12:01 AM 1 15.01 0.00 2.11 0.60 1.15 81.14 Average: all 38.84 0.01 4.50 2.36 1.57 52.72 Average: 0 48.96 0.01 4.58 2.43 1.69 42.33 Average: 1 28.73 0.01 4.42 2.29 1.46 63.09