---> uname -a: Linux prd-centos8-docker-8c-8g-18499.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1087 26181 19 4618 30331 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:7c:08:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.184/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe7c:82d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1d:df:ae:bd 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::42:1dff:fedf:aebd/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) 06/20/2026 _x86_64_ (8 CPU) 16:34:24 LINUX RESTART (8 CPU) 04:35:01 PM tps rtps wtps bread/s bwrtn/s 04:36:01 PM 206.15 16.53 189.62 3185.07 11003.80 04:37:01 PM 208.68 2.67 206.01 1045.92 37250.50 04:38:01 PM 253.10 16.76 236.34 5577.07 12737.34 Average: 222.64 11.99 210.66 3269.36 20331.06 04:35:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:36:01 PM 28950268 30971880 3703104 11.34 2688 2336264 1705696 5.06 161324 3071332 260992 04:37:01 PM 26669052 29821868 5984320 18.33 2688 3448304 2602020 7.72 264480 5163844 274308 04:38:01 PM 26684572 30760072 5968800 18.28 2688 4364248 1804464 5.35 688932 4708672 746500 Average: 27434631 30517940 5218741 15.98 2688 3382939 2037393 6.05 371579 4314616 427267 04:35:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 PM eth0 202.47 155.19 2513.64 40.20 0.00 0.00 0.00 0.00 04:36:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 PM eth0 1778.01 588.82 11318.82 53.51 0.00 0.00 0.00 0.00 04:37:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 PM lo 12.88 12.88 1.35 1.35 0.00 0.00 0.00 0.00 04:38:01 PM eth0 192.74 159.48 3068.44 34.66 0.00 0.00 0.00 0.00 04:38:01 PM docker0 4.78 5.93 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 724.43 301.17 5633.81 42.79 0.00 0.00 0.00 0.00 Average: docker0 1.59 1.98 0.22 0.23 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) 06/20/2026 _x86_64_ (8 CPU) 16:34:24 LINUX RESTART (8 CPU) 04:35:01 PM CPU %user %nice %system %iowait %steal %idle 04:36:01 PM all 13.15 0.00 1.14 0.56 0.06 85.10 04:36:01 PM 0 13.34 0.00 1.10 0.40 0.05 85.11 04:36:01 PM 1 10.89 0.00 0.82 0.55 0.05 87.69 04:36:01 PM 2 9.26 0.00 1.00 0.90 0.05 88.78 04:36:01 PM 3 8.04 0.00 0.52 0.12 0.07 91.25 04:36:01 PM 4 10.52 0.00 0.90 0.57 0.07 87.94 04:36:01 PM 5 5.01 0.00 0.47 0.32 0.05 94.15 04:36:01 PM 6 29.43 0.00 2.46 1.29 0.07 66.76 04:36:01 PM 7 18.67 0.00 1.87 0.33 0.05 79.08 04:37:01 PM all 29.41 0.00 2.28 0.90 0.10 67.31 04:37:01 PM 0 16.90 0.00 1.83 0.60 0.08 80.57 04:37:01 PM 1 24.00 0.00 2.92 0.91 0.10 72.07 04:37:01 PM 2 34.09 0.00 1.87 1.66 0.10 62.28 04:37:01 PM 3 32.67 0.00 2.54 0.40 0.10 64.28 04:37:01 PM 4 35.60 0.00 2.88 2.04 0.12 59.37 04:37:01 PM 5 21.05 0.00 1.58 0.27 0.08 77.02 04:37:01 PM 6 36.91 0.00 2.80 0.84 0.10 59.35 04:37:01 PM 7 34.06 0.00 1.87 0.45 0.10 63.51 04:38:01 PM all 26.75 0.52 2.54 0.71 0.09 69.39 04:38:01 PM 0 21.91 0.34 2.75 0.35 0.08 74.57 04:38:01 PM 1 25.28 0.02 2.31 1.10 0.08 71.21 04:38:01 PM 2 21.72 0.00 2.97 0.50 0.08 74.72 04:38:01 PM 3 31.76 1.66 2.87 1.88 0.12 61.72 04:38:01 PM 4 29.95 0.07 2.82 1.14 0.10 65.93 04:38:01 PM 5 35.33 0.08 1.92 0.32 0.08 62.26 04:38:01 PM 6 21.79 0.02 1.79 0.18 0.08 76.13 04:38:01 PM 7 26.25 1.95 2.90 0.23 0.10 68.57 Average: all 23.08 0.17 1.99 0.72 0.08 73.95 Average: 0 17.38 0.11 1.89 0.45 0.07 80.09 Average: 1 20.04 0.01 2.01 0.86 0.08 77.01 Average: 2 21.67 0.00 1.95 1.02 0.08 75.29 Average: 3 24.13 0.55 1.97 0.80 0.10 72.45 Average: 4 25.32 0.02 2.20 1.25 0.10 71.12 Average: 5 20.45 0.03 1.32 0.30 0.07 77.82 Average: 6 29.37 0.01 2.35 0.77 0.08 67.42 Average: 7 26.30 0.65 2.21 0.34 0.08 70.41