---> uname -a: Linux prd-centos8-docker-4c-4g-19240.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: 2799.998 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): 0-3 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 760 12231 19 2771 14667 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:9b:6c:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.80/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe9b:6ce2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:93:5e:09:97 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) 02/22/2026 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 161.31 15.21 146.09 3102.82 10792.50 01:25:01 PM 207.08 6.25 200.83 1079.91 14565.36 01:26:01 PM 28.48 0.52 27.96 17.20 750.34 Average: 132.29 7.33 124.97 1399.96 8703.06 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13134088 15099564 3007444 18.63 2688 2174912 1381928 8.04 176576 2442816 144216 01:25:01 PM 11593852 13839076 4547680 28.17 2688 2448552 2348916 13.66 249736 3881900 9356 01:26:01 PM 12526236 15011472 3615296 22.40 2688 2687136 1139556 6.63 344472 2858788 246308 Average: 12418059 14650037 3723473 23.07 2688 2436867 1623467 9.44 256928 3061168 133293 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 134.63 105.55 1656.47 24.85 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 11.60 11.60 3.41 3.41 0.00 0.00 0.00 0.00 01:25:01 PM eth0 391.84 276.37 3822.09 68.11 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 17.53 17.53 2.68 2.68 0.00 0.00 0.00 0.00 01:26:01 PM eth0 46.41 40.49 266.64 19.09 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 9.71 9.71 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 190.97 140.81 1915.17 37.35 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) 02/22/2026 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 23.08 0.00 2.16 1.76 0.09 72.91 01:24:01 PM 0 16.57 0.00 1.43 1.35 0.10 80.55 01:24:01 PM 1 21.66 0.00 1.89 1.81 0.08 74.56 01:24:01 PM 2 30.71 0.00 2.51 0.85 0.07 65.86 01:24:01 PM 3 23.39 0.00 2.83 3.03 0.12 70.64 01:25:01 PM all 53.93 0.00 2.08 1.35 0.10 42.55 01:25:01 PM 0 65.05 0.00 1.62 0.97 0.08 32.28 01:25:01 PM 1 45.04 0.00 1.77 2.19 0.12 50.88 01:25:01 PM 2 46.34 0.00 2.69 0.94 0.10 49.93 01:25:01 PM 3 59.27 0.00 2.22 1.29 0.10 37.12 01:26:01 PM all 13.17 0.00 0.99 0.13 0.07 85.64 01:26:01 PM 0 11.20 0.00 1.10 0.03 0.07 87.60 01:26:01 PM 1 11.37 0.00 0.70 0.27 0.07 87.59 01:26:01 PM 2 17.96 0.00 0.80 0.03 0.07 81.14 01:26:01 PM 3 12.16 0.00 1.37 0.18 0.07 86.22 Average: all 30.05 0.00 1.74 1.08 0.09 67.04 Average: 0 30.93 0.00 1.39 0.78 0.08 66.82 Average: 1 26.01 0.00 1.45 1.42 0.09 71.02 Average: 2 31.65 0.00 2.00 0.61 0.08 65.66 Average: 3 31.59 0.00 2.14 1.50 0.09 64.67