---> uname -a: Linux prd-centos8-docker-4c-4g-18698.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: 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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 808 12046 19 2906 14615 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:5e:d5:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe5e:d54b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c4:5e:13:22 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) 06/21/2026 _x86_64_ (4 CPU) 13:23:01 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 265.39 15.86 249.53 3238.79 16223.83 01:26:01 PM 59.47 5.23 54.24 1037.56 8878.54 01:27:01 PM 48.76 3.15 45.61 140.11 8773.49 Average: 124.55 8.08 116.47 1472.25 11292.22 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12373648 14709560 3765672 23.33 2688 2537556 1430044 8.32 198136 3151156 246044 01:26:01 PM 11266352 13646072 4872968 30.19 2688 2580292 2486984 14.47 254508 4189400 1088 01:27:01 PM 12404612 15035368 3734708 23.14 2688 2828744 1140312 6.63 538108 2770784 24404 Average: 12014871 14463667 4124449 25.56 2688 2648864 1685780 9.81 330251 3370447 90512 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 492.80 327.07 4917.56 71.96 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 23.51 23.51 4.90 4.90 0.00 0.00 0.00 0.00 01:26:01 PM eth0 37.38 25.68 115.63 16.67 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 01:27:01 PM lo 5.28 5.28 1.16 1.16 0.00 0.00 0.00 0.00 01:27:01 PM eth0 71.69 76.87 280.32 936.62 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.60 9.60 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 200.64 143.22 1771.35 341.74 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) 06/21/2026 _x86_64_ (4 CPU) 13:23:01 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 28.40 0.00 2.78 1.23 0.08 67.51 01:25:01 PM 0 26.87 0.00 1.89 1.19 0.08 69.96 01:25:01 PM 1 22.06 0.00 2.28 1.16 0.08 74.42 01:25:01 PM 2 22.50 0.00 2.43 1.17 0.08 73.81 01:25:01 PM 3 42.15 0.00 4.52 1.41 0.08 51.84 01:26:01 PM all 43.05 0.00 0.99 0.33 0.08 55.57 01:26:01 PM 0 51.26 0.00 0.50 0.00 0.07 48.17 01:26:01 PM 1 51.44 0.00 0.55 0.07 0.07 47.87 01:26:01 PM 2 35.24 0.00 1.40 0.62 0.08 62.66 01:26:01 PM 3 34.22 0.00 1.49 0.62 0.08 63.59 01:27:01 PM all 19.20 0.00 1.57 0.30 0.08 78.86 01:27:01 PM 0 24.26 0.00 1.95 0.53 0.08 73.17 01:27:01 PM 1 15.64 0.00 1.90 0.55 0.08 81.82 01:27:01 PM 2 17.03 0.00 1.34 0.07 0.07 81.50 01:27:01 PM 3 19.85 0.00 1.09 0.05 0.07 78.94 Average: all 30.21 0.00 1.78 0.62 0.08 67.31 Average: 0 34.14 0.00 1.45 0.57 0.08 63.76 Average: 1 29.73 0.00 1.58 0.59 0.08 68.03 Average: 2 24.92 0.00 1.72 0.62 0.08 72.66 Average: 3 32.06 0.00 2.36 0.69 0.08 64.80