---> uname -a: Linux prd-centos8-docker-4c-4g-4597.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: 2799.974 BogoMIPS: 5599.94 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 825 12028 19 2906 14597 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:17:d5:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe17:d53b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b9:a3:e3:24 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) 07/02/2026 _x86_64_ (4 CPU) 12:47:43 LINUX RESTART (4 CPU) 12:48:01 PM tps rtps wtps bread/s bwrtn/s 12:49:01 PM 318.24 12.53 305.71 1938.55 8710.58 12:50:02 PM 264.86 19.14 245.72 4059.19 16741.79 12:51:01 PM 33.18 1.76 31.41 66.01 6618.87 12:52:01 PM 60.55 3.17 57.38 140.22 9584.52 Average: 170.20 9.22 160.97 1568.35 10457.94 12:48:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 PM 13075176 14994024 3064144 18.99 2688 2127888 1197244 6.97 153652 2533484 293976 12:50:02 PM 11654532 14030308 4484788 27.79 2688 2576588 2292316 13.34 242832 3817860 183560 12:51:01 PM 11269664 13649452 4869656 30.17 2688 2580312 2597696 15.11 256332 4186344 12 12:52:01 PM 12308292 14939100 3831028 23.74 2688 2828712 1207504 7.03 540640 2864560 8360 Average: 12076916 14403221 4062404 25.17 2688 2528375 1823690 10.61 298364 3350562 121477 12:48:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 PM eth0 348.48 168.29 1752.32 61.36 0.00 0.00 0.00 0.00 12:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 12:50:02 PM eth0 416.30 287.08 4676.14 67.94 0.00 0.00 0.00 0.00 12:50:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:51:01 PM lo 26.09 26.09 5.22 5.22 0.00 0.00 0.00 0.00 12:51:01 PM eth0 23.38 14.69 9.90 17.27 0.00 0.00 0.00 0.00 12:51:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:52:01 PM lo 3.17 3.17 0.93 0.93 0.00 0.00 0.00 0.00 12:52:01 PM eth0 97.73 104.63 293.10 943.68 0.00 0.00 0.00 0.00 12:52:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.24 7.24 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 223.17 144.85 1703.17 272.71 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) 07/02/2026 _x86_64_ (4 CPU) 12:47:43 LINUX RESTART (4 CPU) 12:48:01 PM CPU %user %nice %system %iowait %steal %idle 12:49:01 PM all 23.20 0.00 2.61 1.21 0.08 72.90 12:49:01 PM 0 24.38 0.00 1.85 0.47 0.08 73.22 12:49:01 PM 1 41.19 0.00 4.25 0.90 0.08 53.58 12:49:01 PM 2 14.43 0.00 2.10 2.53 0.05 80.89 12:49:01 PM 3 12.74 0.00 2.25 0.96 0.08 83.98 12:50:02 PM all 49.02 0.00 3.43 2.54 0.15 44.86 12:50:02 PM 0 47.18 0.00 3.96 4.81 0.12 43.93 12:50:02 PM 1 44.32 0.00 3.61 2.92 0.12 49.03 12:50:02 PM 2 47.27 0.00 3.94 1.02 0.14 47.62 12:50:02 PM 3 57.65 0.00 2.18 1.30 0.23 38.64 12:51:01 PM all 21.22 0.00 0.64 0.24 0.10 77.81 12:51:01 PM 0 17.12 0.00 0.88 0.49 0.08 81.42 12:51:01 PM 1 12.83 0.00 1.19 0.46 0.14 85.39 12:51:01 PM 2 27.63 0.00 0.27 0.00 0.08 72.01 12:51:01 PM 3 27.30 0.00 0.20 0.00 0.08 72.41 12:52:01 PM all 24.49 0.00 2.16 0.36 0.09 72.90 12:52:01 PM 0 27.30 0.00 2.97 0.99 0.08 68.65 12:52:01 PM 1 32.57 0.00 2.56 0.13 0.10 64.64 12:52:01 PM 2 13.75 0.00 1.14 0.17 0.08 84.86 12:52:01 PM 3 24.33 0.00 1.97 0.15 0.08 73.47 Average: all 29.39 0.00 2.21 1.08 0.10 67.22 Average: 0 29.00 0.00 2.42 1.68 0.09 66.81 Average: 1 32.83 0.00 2.91 1.11 0.11 63.04 Average: 2 25.48 0.00 1.84 0.93 0.09 71.66 Average: 3 30.19 0.00 1.65 0.59 0.12 67.44