---> uname -a: Linux prd-centos8-docker-4c-4g-4889.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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 756 12184 19 2821 14671 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:09:0e:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.180/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe09:eab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:31:92:dc:b9 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) 04/22/2026 _x86_64_ (4 CPU) 13:53:43 LINUX RESTART (4 CPU) 01:54:02 PM tps rtps wtps bread/s bwrtn/s 01:55:01 PM 217.11 23.02 194.09 5763.59 31241.20 01:56:01 PM 262.87 16.88 245.99 3937.61 13607.03 01:57:01 PM 59.68 4.30 55.38 338.02 9034.47 01:58:01 PM 53.17 3.12 50.06 139.44 8935.36 Average: 147.92 11.78 136.14 2531.38 15640.55 01:54:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 PM 13419632 15135284 2721892 16.86 2688 1932508 1104144 6.42 138416 2234156 142572 01:56:01 PM 12111068 14393036 4030456 24.97 2688 2485712 2030404 11.81 218352 3401024 249372 01:57:01 PM 11268996 13564812 4872528 30.19 2688 2499192 2550016 14.83 255684 4198700 920 01:58:01 PM 12465948 15011648 3675576 22.77 2688 2746420 1155284 6.72 532960 2727336 23220 Average: 12316411 14526195 3825113 23.70 2688 2415958 1709962 9.95 286353 3140304 104021 01:54:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 PM eth0 325.00 195.17 1659.29 69.07 0.00 0.00 0.00 0.00 01:55:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 PM eth0 424.13 304.45 4956.45 69.61 0.00 0.00 0.00 0.00 01:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 PM lo 24.51 24.51 5.03 5.03 0.00 0.00 0.00 0.00 01:57:01 PM eth0 30.56 17.19 9.11 22.64 0.00 0.00 0.00 0.00 01:57:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 PM lo 4.52 4.52 1.06 1.06 0.00 0.00 0.00 0.00 01:58:01 PM eth0 141.34 113.58 328.59 956.03 0.00 0.00 0.00 0.00 01:58:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.29 7.29 1.53 1.53 0.00 0.00 0.00 0.00 Average: eth0 229.86 157.44 1738.61 280.19 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) 04/22/2026 _x86_64_ (4 CPU) 13:53:43 LINUX RESTART (4 CPU) 01:54:02 PM CPU %user %nice %system %iowait %steal %idle 01:55:01 PM all 20.47 0.00 3.17 6.42 0.11 69.84 01:55:01 PM 0 25.30 0.00 3.56 10.29 0.12 60.73 01:55:01 PM 1 21.06 0.00 3.28 6.04 0.10 69.52 01:55:01 PM 2 13.39 0.00 1.87 1.06 0.10 83.58 01:55:01 PM 3 22.09 0.00 3.97 8.26 0.10 65.59 01:56:01 PM all 35.97 0.00 2.98 3.52 0.14 57.39 01:56:01 PM 0 33.13 0.00 2.81 1.41 0.15 62.50 01:56:01 PM 1 33.14 0.00 3.74 6.21 0.13 56.77 01:56:01 PM 2 35.53 0.00 2.24 4.49 0.13 57.60 01:56:01 PM 3 42.08 0.00 3.11 1.98 0.13 52.69 01:57:01 PM all 35.75 0.00 0.95 0.53 0.10 62.66 01:57:01 PM 0 45.50 0.00 0.42 0.00 0.08 54.00 01:57:01 PM 1 30.26 0.00 1.52 0.55 0.12 67.55 01:57:01 PM 2 23.00 0.00 1.62 1.58 0.10 73.70 01:57:01 PM 3 44.12 0.00 0.27 0.00 0.12 55.49 01:58:01 PM all 22.70 0.00 2.10 0.88 0.11 74.20 01:58:01 PM 0 23.94 0.00 2.69 0.70 0.10 72.57 01:58:01 PM 1 24.72 0.00 1.89 1.22 0.12 72.05 01:58:01 PM 2 16.97 0.00 1.51 1.34 0.13 80.05 01:58:01 PM 3 25.19 0.00 2.29 0.27 0.10 72.15 Average: all 28.76 0.00 2.29 2.82 0.12 66.01 Average: 0 31.99 0.00 2.36 3.07 0.11 62.46 Average: 1 27.32 0.00 2.60 3.49 0.12 66.46 Average: 2 22.27 0.00 1.81 2.12 0.12 73.68 Average: 3 33.43 0.00 2.40 2.60 0.11 61.46