---> uname -a: Linux prd-centos8-docker-4c-4g-6234.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: 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 779 12221 19 2762 14648 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:ee:7e:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.175/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:feee:7e20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b8:5e:56:30 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/08/2026 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 296.75 22.01 274.75 5577.34 28291.65 01:25:01 PM 219.28 14.76 204.52 3195.87 10941.89 01:26:01 PM 78.97 6.22 72.75 1056.09 8472.72 01:27:01 PM 37.09 1.43 35.66 91.18 808.63 Average: 158.04 11.11 146.93 2480.41 12130.02 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13268368 15062112 2873164 17.80 2688 2007640 1142364 6.65 145180 2370608 193576 01:25:01 PM 12662728 14831044 3478804 21.55 2688 2373040 1333428 7.76 187188 2887212 197400 01:26:01 PM 11552164 13789572 4589368 28.43 2688 2440300 2454892 14.28 249868 3921800 1704 01:27:01 PM 12512768 14997652 3628764 22.48 2688 2685612 1143708 6.65 520164 2694432 261864 Average: 12499007 14670095 3642525 22.57 2688 2376648 1518598 8.83 275600 2968513 163636 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 369.60 200.08 1836.30 69.66 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 339.84 251.73 3830.01 42.58 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 21.88 21.88 4.54 4.54 0.00 0.00 0.00 0.00 01:26:01 PM eth0 166.86 89.94 530.85 56.73 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 7.15 7.15 1.54 1.54 0.00 0.00 0.00 0.00 01:27:01 PM eth0 78.27 81.62 281.98 932.25 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 7.26 7.26 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 238.66 155.85 1619.89 275.28 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/08/2026 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 22.93 0.00 3.10 3.97 0.07 69.94 01:24:01 PM 0 15.17 0.00 1.87 0.75 0.07 82.14 01:24:01 PM 1 20.47 0.00 2.61 3.78 0.08 73.06 01:24:01 PM 2 24.56 0.00 3.38 5.41 0.07 66.58 01:24:01 PM 3 31.55 0.00 4.52 5.93 0.07 57.93 01:25:01 PM all 18.52 0.00 1.91 1.87 0.08 77.62 01:25:01 PM 0 16.74 0.00 1.57 0.94 0.08 80.67 01:25:01 PM 1 17.92 0.00 1.45 2.51 0.08 78.03 01:25:01 PM 2 22.55 0.00 2.74 2.54 0.10 72.07 01:25:01 PM 3 16.87 0.00 1.87 1.49 0.07 79.70 01:26:01 PM all 47.25 0.00 1.34 0.47 0.10 50.85 01:26:01 PM 0 42.81 0.00 1.76 0.47 0.10 54.86 01:26:01 PM 1 53.14 0.00 1.32 0.33 0.10 45.11 01:26:01 PM 2 37.77 0.00 1.66 1.02 0.10 59.45 01:26:01 PM 3 55.23 0.00 0.65 0.05 0.08 43.98 01:27:01 PM all 17.79 0.00 1.45 0.12 0.07 80.57 01:27:01 PM 0 14.37 0.00 1.30 0.10 0.07 84.16 01:27:01 PM 1 20.16 0.00 1.14 0.07 0.07 78.57 01:27:01 PM 2 25.16 0.00 2.16 0.10 0.07 72.51 01:27:01 PM 3 11.47 0.00 1.20 0.22 0.07 87.04 Average: all 26.62 0.00 1.95 1.60 0.08 69.74 Average: 0 22.27 0.00 1.62 0.56 0.08 75.46 Average: 1 27.93 0.00 1.63 1.67 0.08 68.69 Average: 2 27.51 0.00 2.48 2.27 0.08 67.66 Average: 3 28.79 0.00 2.06 1.92 0.07 67.16