---> uname -a: Linux prd-centos8-docker-4c-4g-13886.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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1057 10773 19 3930 14354 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:24:c3:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.246/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe24:c37e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:52:e9:ee:f3 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::42:52ff:fee9:eef3/64 scope link 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) 07/15/2026 _x86_64_ (4 CPU) 16:20:15 LINUX RESTART (4 CPU) 04:21:01 PM tps rtps wtps bread/s bwrtn/s 04:22:01 PM 127.41 1.58 125.83 287.02 10225.16 04:23:01 PM 189.79 4.80 184.99 878.77 15849.22 04:24:01 PM 342.95 1.67 341.29 49.72 32320.74 04:25:01 PM 832.58 96.40 736.18 1717.18 19850.17 Average: 373.17 26.11 347.06 733.15 19561.70 04:21:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:22:01 PM 12808432 14819440 3330880 20.64 2688 2218580 1596760 9.29 155516 2782892 221028 04:23:01 PM 11233644 13650156 4905668 30.40 2688 2613848 2862340 16.65 209444 4257880 168836 04:24:01 PM 10417116 13898960 5722196 35.46 2688 3535028 1863904 10.84 354132 4635572 353584 04:25:01 PM 10383892 14004156 5755420 35.66 2688 3609944 2031380 11.82 410268 4448936 16752 Average: 11210771 14093178 4928541 30.54 2688 2994350 2088596 12.15 282340 4031320 190050 04:21:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:22:01 PM eth0 120.76 82.07 1772.59 18.47 0.00 0.00 0.00 0.00 04:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:23:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 04:23:01 PM eth0 472.46 306.63 5025.63 43.14 0.00 0.00 0.00 0.00 04:23:01 PM docker0 0.10 0.20 0.00 0.02 0.00 0.00 0.00 0.00 04:23:01 PM veth716aba9 0.10 0.32 0.01 0.03 0.00 0.00 0.00 0.00 04:24:01 PM lo 6.26 6.26 4.59 4.59 0.00 0.00 0.00 0.00 04:24:01 PM eth0 203.32 149.07 1976.96 29.04 0.00 0.00 0.00 0.00 04:24:01 PM docker0 3.37 3.10 4.09 0.44 0.00 0.00 0.00 0.00 04:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:25:01 PM eth0 4.83 3.70 58.59 0.75 0.00 0.00 0.00 0.00 04:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.60 1.60 1.15 1.15 0.00 0.00 0.00 0.00 Average: eth0 200.35 135.37 2208.55 22.85 0.00 0.00 0.00 0.00 Average: docker0 0.87 0.82 1.02 0.12 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) 07/15/2026 _x86_64_ (4 CPU) 16:20:15 LINUX RESTART (4 CPU) 04:21:01 PM CPU %user %nice %system %iowait %steal %idle 04:22:01 PM all 17.99 0.00 1.70 10.99 0.08 69.24 04:22:01 PM 0 17.57 0.00 1.45 5.83 0.07 75.08 04:22:01 PM 1 20.15 0.00 1.66 4.68 0.08 73.43 04:22:01 PM 2 25.77 0.00 2.79 17.38 0.08 53.97 04:22:01 PM 3 8.47 0.00 0.89 16.06 0.08 74.50 04:23:01 PM all 27.62 0.00 2.20 3.54 0.10 66.54 04:23:01 PM 0 30.25 0.00 2.03 4.36 0.10 63.26 04:23:01 PM 1 26.13 0.00 2.30 3.52 0.10 67.96 04:23:01 PM 2 24.69 0.00 2.46 1.68 0.08 71.08 04:23:01 PM 3 29.42 0.00 2.03 4.59 0.10 63.86 04:24:01 PM all 36.05 0.09 8.39 4.33 0.09 51.06 04:24:01 PM 0 52.00 0.07 8.52 5.24 0.08 34.08 04:24:01 PM 1 25.07 0.17 8.81 4.65 0.08 61.22 04:24:01 PM 2 36.64 0.07 7.95 3.17 0.10 52.07 04:24:01 PM 3 30.40 0.05 8.26 4.25 0.09 56.95 04:25:01 PM all 34.10 0.00 3.84 8.32 0.10 53.63 04:25:01 PM 0 31.62 0.00 4.03 8.34 0.10 55.92 04:25:01 PM 1 24.13 0.00 2.95 6.07 0.10 66.75 04:25:01 PM 2 49.61 0.00 4.79 11.74 0.10 33.75 04:25:01 PM 3 31.08 0.00 3.61 7.15 0.10 58.06 Average: all 28.91 0.02 4.02 6.80 0.09 60.16 Average: 0 32.80 0.02 4.00 5.94 0.09 57.15 Average: 1 23.86 0.04 3.91 4.73 0.09 67.36 Average: 2 34.15 0.02 4.49 8.51 0.09 52.74 Average: 3 24.81 0.01 3.68 8.03 0.09 63.37