---> uname -a: Linux prd-centos8-docker-4c-4g-4901.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 15763 1022 10899 19 3841 14391 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:db:1b:da brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.230/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fedb:1bda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a1:b1:98:ae 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 inet6 fe80::42:a1ff:feb1:98ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/22/2026 _x86_64_ (4 CPU) 14:01:14 LINUX RESTART (4 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 190.30 4.67 185.64 431.13 11404.52 02:04:01 PM 215.54 3.20 212.35 888.10 25736.75 02:05:01 PM 1140.96 82.90 1058.06 1542.01 38259.02 02:06:01 PM 78.52 35.64 42.88 584.97 1608.43 Average: 406.32 31.60 374.72 861.55 19252.45 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 12735028 14697940 3406504 21.10 2688 2170304 1579148 9.19 159648 2854100 195588 02:04:01 PM 11495016 14232572 4646516 28.79 2688 2927120 2111108 12.28 436348 3746092 232868 02:05:01 PM 10166276 13672904 5975256 37.02 2688 3501116 1902568 11.07 485608 4588528 6768 02:06:01 PM 11090864 14665252 5050668 31.29 2688 3564412 1231512 7.16 689216 3463112 50560 Average: 11371796 14317167 4769736 29.55 2688 3040738 1706084 9.92 442705 3662958 121446 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 173.12 139.53 2173.78 30.06 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 6.28 6.28 4.58 4.58 0.00 0.00 0.00 0.00 02:04:01 PM eth0 435.32 311.15 5355.44 1218.31 0.00 0.00 0.00 0.00 02:04:01 PM docker0 3.40 3.32 4.09 0.46 0.00 0.00 0.00 0.00 02:04:01 PM vetheeb5e12 0.12 0.40 0.01 0.03 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 153.17 106.73 1173.89 17.36 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 20.85 17.65 47.39 40.51 0.00 0.00 0.00 0.00 02:06:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.57 1.57 1.14 1.14 0.00 0.00 0.00 0.00 Average: eth0 195.63 143.77 2187.76 326.60 0.00 0.00 0.00 0.00 Average: docker0 0.85 0.83 1.02 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/22/2026 _x86_64_ (4 CPU) 14:01:14 LINUX RESTART (4 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 25.02 0.00 2.29 2.53 0.10 70.06 02:03:01 PM 0 24.84 0.00 2.17 3.33 0.10 69.56 02:03:01 PM 1 22.93 0.00 1.61 2.04 0.09 73.33 02:03:01 PM 2 31.41 0.00 2.79 1.81 0.09 63.90 02:03:01 PM 3 20.90 0.00 2.58 2.94 0.12 73.46 02:04:01 PM all 47.53 0.11 3.69 2.20 0.13 46.35 02:04:01 PM 0 51.63 0.02 2.91 0.64 0.12 44.69 02:04:01 PM 1 46.73 0.08 4.03 3.04 0.13 45.99 02:04:01 PM 2 47.33 0.12 3.80 3.54 0.13 45.08 02:04:01 PM 3 44.42 0.22 4.01 1.60 0.12 49.64 02:05:01 PM all 24.35 0.00 10.02 13.69 0.12 51.82 02:05:01 PM 0 14.03 0.00 9.98 14.06 0.12 61.81 02:05:01 PM 1 23.29 0.00 8.83 12.51 0.14 55.23 02:05:01 PM 2 15.88 0.00 10.00 10.00 0.12 64.01 02:05:01 PM 3 43.81 0.00 11.26 18.13 0.12 26.68 02:06:01 PM all 37.49 0.00 1.73 3.89 0.11 56.78 02:06:01 PM 0 42.21 0.00 1.66 6.10 0.10 49.92 02:06:01 PM 1 48.63 0.00 2.21 1.50 0.12 47.54 02:06:01 PM 2 29.43 0.00 1.60 3.73 0.10 65.13 02:06:01 PM 3 29.61 0.00 1.47 4.25 0.12 64.55 Average: all 33.71 0.03 4.41 5.55 0.11 56.19 Average: 0 33.38 0.00 4.15 5.99 0.11 56.36 Average: 1 35.52 0.02 4.16 4.76 0.12 55.42 Average: 2 31.16 0.03 4.51 4.74 0.11 59.44 Average: 3 34.75 0.06 4.82 6.71 0.12 53.55