---> uname -a: Linux prd-centos8-docker-4c-4g-17176.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: 2799.998 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 811 12043 19 2906 14611 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:08:77:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe08:777d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:98:b2:44:3d 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) 06/17/2026 _x86_64_ (4 CPU) 13:46:41 LINUX RESTART (4 CPU) 01:47:01 PM tps rtps wtps bread/s bwrtn/s 01:48:01 PM 186.52 19.46 167.06 4189.67 7510.48 01:49:01 PM 183.31 14.98 168.33 3220.26 14154.53 01:50:01 PM 115.76 6.21 109.55 1055.91 9250.78 01:51:01 PM 35.87 2.97 32.91 108.90 744.27 Average: 130.36 10.90 119.46 2143.69 7915.02 01:47:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:48:01 PM 13255048 15067980 2884272 17.87 2688 2027596 1136632 6.61 147044 2380052 194364 01:49:01 PM 12508564 14793856 3630756 22.50 2688 2488672 1382336 8.04 190876 3028180 190780 01:50:01 PM 11083932 13463104 5055388 31.32 2688 2579792 2810848 16.35 255836 4372524 1936 01:51:01 PM 12331732 14960364 3807588 23.59 2688 2827176 1203512 7.00 530628 2855492 263200 Average: 12294819 14571326 3844501 23.82 2688 2480809 1633332 9.50 281096 3159062 162570 01:47:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:48:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 PM eth0 376.44 211.60 1978.77 70.81 0.00 0.00 0.00 0.00 01:48:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 PM eth0 345.35 244.40 3869.42 39.55 0.00 0.00 0.00 0.00 01:49:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 PM lo 20.86 20.86 4.44 4.44 0.00 0.00 0.00 0.00 01:50:01 PM eth0 236.89 164.00 880.16 51.35 0.00 0.00 0.00 0.00 01:50:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 PM lo 7.80 7.80 1.61 1.61 0.00 0.00 0.00 0.00 01:51:01 PM eth0 64.78 70.61 273.35 926.39 0.00 0.00 0.00 0.00 01:51:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.16 7.16 1.51 1.51 0.00 0.00 0.00 0.00 Average: eth0 255.86 172.65 1750.43 272.02 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) 06/17/2026 _x86_64_ (4 CPU) 13:46:41 LINUX RESTART (4 CPU) 01:47:01 PM CPU %user %nice %system %iowait %steal %idle 01:48:01 PM all 21.85 0.00 2.43 1.97 0.09 73.66 01:48:01 PM 0 33.19 0.00 3.71 4.60 0.10 58.41 01:48:01 PM 1 14.35 0.00 1.64 1.07 0.08 82.86 01:48:01 PM 2 29.20 0.00 3.45 1.52 0.08 65.75 01:48:01 PM 3 10.66 0.00 0.92 0.69 0.08 87.65 01:49:01 PM all 18.75 0.00 2.10 2.30 0.07 76.78 01:49:01 PM 0 26.93 0.00 2.41 2.22 0.07 68.37 01:49:01 PM 1 18.47 0.00 2.04 3.43 0.08 75.99 01:49:01 PM 2 16.27 0.00 1.87 1.69 0.07 80.10 01:49:01 PM 3 13.32 0.00 2.09 1.84 0.07 82.67 01:50:01 PM all 52.46 0.00 1.82 1.01 0.09 44.62 01:50:01 PM 0 61.30 0.00 1.85 1.39 0.08 35.38 01:50:01 PM 1 59.94 0.00 1.20 0.88 0.08 37.89 01:50:01 PM 2 48.77 0.00 2.56 1.15 0.10 47.42 01:50:01 PM 3 39.78 0.00 1.66 0.62 0.10 57.84 01:51:01 PM all 15.79 0.00 1.35 0.16 0.07 82.63 01:51:01 PM 0 16.69 0.00 1.90 0.20 0.08 81.12 01:51:01 PM 1 16.13 0.00 1.29 0.28 0.07 82.23 01:51:01 PM 2 14.11 0.00 1.00 0.12 0.07 84.70 01:51:01 PM 3 16.22 0.00 1.20 0.03 0.05 82.49 Average: all 27.22 0.00 1.92 1.36 0.08 69.42 Average: 0 34.53 0.00 2.47 2.10 0.08 60.81 Average: 1 27.23 0.00 1.54 1.42 0.08 69.73 Average: 2 27.08 0.00 2.22 1.12 0.08 69.50 Average: 3 20.00 0.00 1.47 0.79 0.08 77.66