---> uname -a: Linux prd-centos8-docker-4c-4g-8588.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: 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): 0-3 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 813 12121 19 2828 14613 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:99:2d:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.46/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:fe99:2dc7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:f7:fa:3c 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) 05/06/2026 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 273.99 15.08 258.91 3224.53 13339.17 01:25:01 PM 79.64 6.15 73.49 1054.76 11814.40 01:26:01 PM 44.89 3.17 41.73 140.51 3346.44 Average: 132.85 8.13 124.72 1473.36 9500.22 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12544876 14779460 3596656 22.28 2688 2438676 1378040 8.02 193932 2996188 301004 01:25:01 PM 11313304 13614484 4828228 29.91 2688 2503764 2595664 15.10 255740 4152492 1612 01:26:01 PM 12480208 15032592 3661324 22.68 2688 2752212 1127820 6.56 533096 2710836 189612 Average: 12112796 14475512 4028736 24.96 2688 2564884 1700508 9.89 327589 3286505 164076 01:23:01 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 381.51 283.52 5132.06 53.02 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 23.75 23.75 4.89 4.89 0.00 0.00 0.00 0.00 01:25:01 PM eth0 94.48 55.86 480.69 30.75 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 5.50 5.50 1.20 1.20 0.00 0.00 0.00 0.00 01:26:01 PM eth0 81.09 82.37 285.36 930.98 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 9.75 9.75 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 185.70 140.59 1966.21 338.23 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) 05/06/2026 _x86_64_ (4 CPU) 13:22:20 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 26.87 0.00 2.89 1.41 0.09 68.73 01:24:01 PM 0 25.08 0.00 3.12 1.52 0.08 70.20 01:24:01 PM 1 26.48 0.00 3.50 1.32 0.10 68.60 01:24:01 PM 2 25.56 0.00 2.03 1.24 0.08 71.09 01:24:01 PM 3 30.37 0.00 2.93 1.57 0.08 65.04 01:25:01 PM all 46.98 0.00 1.37 0.44 0.09 51.12 01:25:01 PM 0 53.26 0.00 1.44 0.32 0.10 44.89 01:25:01 PM 1 37.58 0.00 1.32 0.62 0.08 60.40 01:25:01 PM 2 56.52 0.00 0.55 0.13 0.08 42.72 01:25:01 PM 3 40.57 0.00 2.17 0.69 0.08 56.49 01:26:01 PM all 18.74 0.00 1.57 0.17 0.09 79.43 01:26:01 PM 0 11.97 0.00 1.74 0.23 0.08 85.98 01:26:01 PM 1 25.60 0.00 1.60 0.08 0.10 72.61 01:26:01 PM 2 20.37 0.00 1.64 0.32 0.10 77.57 01:26:01 PM 3 17.01 0.00 1.30 0.03 0.08 81.57 Average: all 30.87 0.00 1.94 0.67 0.09 66.43 Average: 0 30.10 0.00 2.10 0.69 0.09 67.02 Average: 1 29.89 0.00 2.14 0.67 0.09 67.21 Average: 2 34.17 0.00 1.40 0.56 0.09 63.77 Average: 3 29.32 0.00 2.13 0.76 0.08 67.70