---> uname -a: Linux prd-centos8-docker-4c-4g-5088.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 794 11912 19 3056 14622 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:4b:3d:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.60/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fe4b:3d0c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:58:51:34:68 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 inet6 fe80::42:58ff:fe51:3468/64 scope link 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) 02/03/2026 _x86_64_ (4 CPU) 12:16:21 LINUX RESTART (4 CPU) 12:17:01 PM tps rtps wtps bread/s bwrtn/s 12:18:01 PM 102.90 8.38 94.52 2353.22 6737.47 12:19:01 PM 229.75 18.91 210.83 2513.58 13399.75 12:20:01 PM 60.96 0.00 60.96 0.00 8118.09 12:21:01 PM 3.78 0.00 3.78 0.00 348.59 12:22:01 PM 84.89 3.45 81.44 585.54 15206.86 12:23:01 PM 25.01 0.10 24.91 10.53 1662.73 Average: 84.55 5.14 79.41 910.46 7578.96 12:17:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:18:01 PM 13217804 15122524 2923728 18.11 2688 2114356 1398056 8.13 150112 2400584 230492 12:19:01 PM 11896788 14034684 4244744 26.30 2688 2341072 2003252 11.65 235756 3595760 46736 12:20:01 PM 9566220 11891280 6575312 40.74 2688 2525924 4549316 26.46 263936 5882632 4472 12:21:01 PM 9383020 11712612 6758512 41.87 2688 2530312 4565068 26.56 264048 6065856 720 12:22:01 PM 5911096 8735876 10230436 63.38 2688 3014504 13889892 80.80 383848 9335948 28404 12:23:01 PM 12168600 14934000 3972932 24.61 2688 2955200 1217548 7.08 582804 2932504 7720 Average: 10357255 12738496 5784277 35.83 2688 2580228 4603855 26.78 313417 5035547 53091 12:17:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:18:01 PM eth0 128.56 97.02 1280.55 21.75 0.00 0.00 0.00 0.00 12:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 PM eth0 220.23 200.28 2191.62 38.49 0.00 0.00 0.00 0.00 12:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 PM eth0 184.09 134.01 2818.64 34.67 0.00 0.00 0.00 0.00 12:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 PM eth0 15.16 15.83 2.92 22.13 0.00 0.00 0.00 0.00 12:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 PM lo 14.31 14.31 26.95 26.95 0.00 0.00 0.00 0.00 12:22:01 PM eth0 216.41 129.37 2828.98 12.24 0.00 0.00 0.00 0.00 12:22:01 PM docker0 0.12 0.22 0.01 0.02 0.00 0.00 0.00 0.00 12:22:01 PM veth368f190 0.12 0.35 0.01 0.03 0.00 0.00 0.00 0.00 12:22:01 PM br-3e5e975b0659 5.70 5.50 25.60 0.91 0.00 0.00 0.00 0.00 12:22:01 PM vethad68f1f 5.66 5.26 25.65 0.88 0.00 0.00 0.00 0.00 12:22:01 PM vethd72574c 10.71 11.20 26.53 26.57 0.00 0.00 0.00 0.00 12:23:01 PM lo 2.75 2.75 0.17 0.17 0.00 0.00 0.00 0.00 12:23:01 PM eth0 13.10 11.58 8.52 16.35 0.00 0.00 0.00 0.00 12:23:01 PM docker0 0.10 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 2.84 2.84 4.52 4.52 0.00 0.00 0.00 0.00 Average: eth0 129.59 98.01 1521.89 24.27 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 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) 02/03/2026 _x86_64_ (4 CPU) 12:16:21 LINUX RESTART (4 CPU) 12:17:01 PM CPU %user %nice %system %iowait %steal %idle 12:18:01 PM all 17.24 0.00 1.67 1.68 0.08 79.32 12:18:01 PM 0 15.84 0.00 1.70 1.57 0.08 80.80 12:18:01 PM 1 14.81 0.00 1.50 1.07 0.08 82.53 12:18:01 PM 2 19.47 0.00 2.03 2.71 0.08 75.71 12:18:01 PM 3 18.86 0.00 1.45 1.37 0.07 78.25 12:19:01 PM all 47.90 0.00 2.92 3.73 0.13 45.32 12:19:01 PM 0 45.33 0.00 2.93 2.78 0.12 48.84 12:19:01 PM 1 47.32 0.00 2.53 2.99 0.15 47.01 12:19:01 PM 2 50.30 0.00 2.93 4.51 0.12 42.14 12:19:01 PM 3 48.65 0.00 3.30 4.64 0.13 43.28 12:20:01 PM all 53.73 0.00 1.42 0.70 0.10 44.04 12:20:01 PM 0 51.85 0.00 1.69 0.05 0.12 46.30 12:20:01 PM 1 53.12 0.00 1.39 2.16 0.10 43.24 12:20:01 PM 2 54.35 0.00 1.44 0.38 0.10 43.73 12:20:01 PM 3 55.61 0.00 1.19 0.22 0.08 42.90 12:21:01 PM all 13.31 0.00 0.31 0.07 0.06 86.25 12:21:01 PM 0 11.89 0.00 0.32 0.02 0.07 87.71 12:21:01 PM 1 21.45 0.00 0.32 0.00 0.07 78.17 12:21:01 PM 2 11.62 0.00 0.32 0.27 0.05 87.74 12:21:01 PM 3 8.28 0.00 0.28 0.00 0.07 91.37 12:22:01 PM all 40.02 0.00 3.07 2.86 0.11 53.94 12:22:01 PM 0 37.23 0.00 3.25 4.98 0.12 54.42 12:22:01 PM 1 32.16 0.00 2.70 0.96 0.12 64.07 12:22:01 PM 2 57.00 0.00 3.45 2.22 0.12 37.21 12:22:01 PM 3 33.76 0.00 2.87 3.28 0.08 60.01 12:23:01 PM all 18.93 0.00 1.11 0.22 0.07 79.67 12:23:01 PM 0 18.83 0.00 0.72 0.17 0.07 80.22 12:23:01 PM 1 19.69 0.00 1.70 0.07 0.08 78.46 12:23:01 PM 2 16.00 0.00 0.94 0.60 0.07 82.40 12:23:01 PM 3 21.22 0.00 1.07 0.05 0.07 77.60 Average: all 31.84 0.00 1.75 1.54 0.09 64.77 Average: 0 30.15 0.00 1.77 1.59 0.09 66.40 Average: 1 31.42 0.00 1.69 1.21 0.10 65.59 Average: 2 34.76 0.00 1.85 1.78 0.09 61.52 Average: 3 31.05 0.00 1.69 1.59 0.08 65.58