---> uname -a: Linux prd-centos8-docker-4c-4g-13232.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 810 12043 19 2906 14612 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:ca:ca:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.121/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:feca:ca08/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3e:f5:26:17 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) 08/17/2026 _x86_64_ (4 CPU) 13:23:04 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 262.82 15.79 247.04 3132.98 16435.83 01:26:01 PM 72.24 5.26 66.98 1061.38 9193.92 01:27:01 PM 39.70 1.70 38.00 124.09 9208.81 Average: 124.94 7.59 117.35 1439.67 11613.39 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12350952 14683732 3788368 23.47 2688 2534764 1427500 8.31 199432 3173440 243196 01:26:01 PM 10936860 13316448 5202460 32.23 2688 2580264 2958668 17.21 255676 4518896 1088 01:27:01 PM 12349908 14982168 3789412 23.48 2688 2830460 1177652 6.85 540416 2824272 7476 Average: 11879240 14327449 4260080 26.40 2688 2648496 1854607 10.79 331841 3505536 83920 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 425.57 309.58 4922.45 58.07 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 23.74 23.74 4.92 4.92 0.00 0.00 0.00 0.00 01:26:01 PM eth0 42.02 32.31 151.06 24.53 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 5.30 5.30 1.16 1.16 0.00 0.00 0.00 0.00 01:27:01 PM eth0 71.61 76.56 275.36 934.29 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 9.68 9.68 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 179.76 139.50 1783.31 338.93 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) 08/17/2026 _x86_64_ (4 CPU) 13:23:04 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 28.01 0.00 2.75 1.39 0.11 67.75 01:25:01 PM 0 35.11 0.00 3.64 1.42 0.12 59.71 01:25:01 PM 1 22.37 0.00 2.93 1.84 0.10 72.76 01:25:01 PM 2 29.67 0.00 2.14 1.14 0.10 66.95 01:25:01 PM 3 24.88 0.00 2.26 1.16 0.12 71.59 01:26:01 PM all 44.50 0.00 1.16 0.32 0.08 53.94 01:26:01 PM 0 39.06 0.00 1.80 0.33 0.08 58.72 01:26:01 PM 1 47.31 0.00 1.15 0.35 0.07 51.12 01:26:01 PM 2 54.99 0.00 0.48 0.03 0.07 44.43 01:26:01 PM 3 36.62 0.00 1.22 0.57 0.08 61.51 01:27:01 PM all 19.36 0.00 1.62 0.28 0.08 78.66 01:27:01 PM 0 30.52 0.00 2.12 0.02 0.07 67.28 01:27:01 PM 1 21.67 0.00 1.27 0.08 0.10 76.88 01:27:01 PM 2 17.68 0.00 1.79 0.30 0.07 80.16 01:27:01 PM 3 7.53 0.00 1.32 0.70 0.08 90.36 Average: all 30.63 0.00 1.84 0.66 0.09 66.78 Average: 0 34.89 0.00 2.52 0.59 0.09 61.91 Average: 1 30.46 0.00 1.78 0.76 0.09 66.91 Average: 2 34.14 0.00 1.47 0.49 0.08 63.82 Average: 3 23.01 0.00 1.60 0.81 0.09 74.49