---> uname -a: Linux prd-centos8-docker-4c-4g-2094.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 764 12234 19 2763 14663 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:b2:a0:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.1/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:feb2:a08a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:73:df:2f:ca brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/22/2026 _x86_64_ (4 CPU) 13:22:28 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 153.05 17.42 135.63 3537.11 9732.58 01:25:01 PM 230.83 6.33 224.50 1057.82 15026.93 01:26:01 PM 26.76 0.45 26.31 15.99 746.78 Average: 136.78 8.01 128.77 1525.83 8494.86 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13032524 14971724 3109008 19.26 2688 2148980 1350164 7.85 151836 2577452 139948 01:25:01 PM 11549060 13786512 4592472 28.45 2688 2440344 2410676 14.02 247344 3926436 12088 01:26:01 PM 12573136 15050600 3568396 22.11 2688 2679292 1129864 6.57 343028 2810532 239020 Average: 12384907 14602945 3756625 23.27 2688 2422872 1630235 9.48 247403 3104807 130352 01:23:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 121.98 90.58 1402.61 28.10 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 7.53 7.53 0.80 0.80 0.00 0.00 0.00 0.00 01:25:01 PM eth0 406.67 285.27 4079.11 51.95 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 21.29 21.29 5.26 5.26 0.00 0.00 0.00 0.00 01:26:01 PM eth0 56.00 45.42 267.57 23.08 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.66 9.66 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 195.28 140.69 1919.18 34.41 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 01/22/2026 _x86_64_ (4 CPU) 13:22:28 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 22.80 0.00 1.96 1.29 0.09 73.86 01:24:01 PM 0 17.05 0.00 1.43 1.53 0.07 79.93 01:24:01 PM 1 32.97 0.00 2.97 1.02 0.10 62.94 01:24:01 PM 2 11.59 0.00 1.14 0.60 0.10 86.57 01:24:01 PM 3 29.57 0.00 2.31 2.02 0.09 66.01 01:25:01 PM all 57.64 0.00 2.46 1.45 0.13 38.32 01:25:01 PM 0 51.52 0.00 3.50 1.69 0.13 43.16 01:25:01 PM 1 65.66 0.00 1.69 0.89 0.13 31.63 01:25:01 PM 2 67.84 0.00 1.12 0.35 0.12 30.57 01:25:01 PM 3 45.50 0.00 3.52 2.87 0.13 47.98 01:26:01 PM all 14.91 0.00 1.12 0.11 0.07 83.80 01:26:01 PM 0 9.88 0.00 1.77 0.28 0.08 87.98 01:26:01 PM 1 17.62 0.00 0.72 0.02 0.05 81.60 01:26:01 PM 2 17.41 0.00 0.74 0.00 0.08 81.78 01:26:01 PM 3 14.72 0.00 1.27 0.13 0.05 83.83 Average: all 31.82 0.00 1.85 0.95 0.10 65.29 Average: 0 26.18 0.00 2.23 1.16 0.10 70.32 Average: 1 38.77 0.00 1.79 0.64 0.10 58.71 Average: 2 32.40 0.00 1.00 0.31 0.10 66.18 Average: 3 29.91 0.00 2.37 1.67 0.09 65.96