---> uname -a: Linux prd-centos8-docker-4c-4g-5435.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 801 12056 19 2903 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:21:67:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.155/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe21:676b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:2f:0e:be 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/06/2026 _x86_64_ (4 CPU) 01:25:14 LINUX RESTART (4 CPU) 01:26:01 AM tps rtps wtps bread/s bwrtn/s 01:27:01 AM 164.64 14.65 149.99 3100.42 10392.67 01:28:01 AM 197.42 6.32 191.10 1081.55 17430.31 01:29:01 AM 27.83 0.87 26.96 67.19 568.61 Average: 129.96 7.28 122.69 1416.39 9463.86 01:26:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:27:01 AM 12824584 14922444 3314736 20.54 2688 2304316 1470456 8.56 181980 2738300 233156 01:28:01 AM 11268320 13643572 4871000 30.18 2688 2575992 2464536 14.34 250452 4193036 2404 01:29:01 AM 12405848 15030504 3733472 23.13 2688 2823036 1143104 6.65 522428 2787484 263364 Average: 12166251 14532173 3973069 24.62 2688 2567781 1692699 9.85 318287 3239607 166308 01:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 AM eth0 181.15 127.68 2019.76 23.12 0.00 0.00 0.00 0.00 01:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM lo 12.93 12.93 3.54 3.54 0.00 0.00 0.00 0.00 01:28:01 AM eth0 360.17 224.71 3795.39 56.81 0.00 0.00 0.00 0.00 01:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 AM lo 15.90 15.90 2.53 2.53 0.00 0.00 0.00 0.00 01:29:01 AM eth0 60.06 49.08 275.45 30.99 0.00 0.00 0.00 0.00 01:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.61 9.61 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 200.46 133.82 2030.20 36.97 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/06/2026 _x86_64_ (4 CPU) 01:25:14 LINUX RESTART (4 CPU) 01:26:01 AM CPU %user %nice %system %iowait %steal %idle 01:27:01 AM all 22.99 0.00 2.24 0.90 0.08 73.80 01:27:01 AM 0 24.54 0.00 1.82 0.45 0.07 73.11 01:27:01 AM 1 13.58 0.00 1.59 0.69 0.08 84.05 01:27:01 AM 2 31.20 0.00 3.51 0.97 0.10 64.21 01:27:01 AM 3 22.59 0.00 2.03 1.47 0.08 73.82 01:28:01 AM all 53.68 0.00 2.09 1.13 0.11 42.99 01:28:01 AM 0 40.82 0.00 2.29 2.13 0.12 54.64 01:28:01 AM 1 64.69 0.00 1.49 0.92 0.12 32.79 01:28:01 AM 2 60.68 0.00 2.14 0.74 0.10 36.34 01:28:01 AM 3 48.51 0.00 2.43 0.74 0.10 48.23 01:29:01 AM all 15.84 0.00 1.42 0.12 0.05 82.57 01:29:01 AM 0 8.78 0.00 1.37 0.02 0.05 89.78 01:29:01 AM 1 17.64 0.00 1.00 0.10 0.05 81.21 01:29:01 AM 2 19.77 0.00 1.57 0.03 0.07 78.56 01:29:01 AM 3 17.17 0.00 1.72 0.32 0.05 80.74 Average: all 30.83 0.00 1.91 0.71 0.08 66.46 Average: 0 24.70 0.00 1.83 0.86 0.08 72.53 Average: 1 31.99 0.00 1.36 0.57 0.08 66.00 Average: 2 37.21 0.00 2.41 0.58 0.09 59.71 Average: 3 29.43 0.00 2.06 0.84 0.08 67.60