---> uname -a: Linux prd-centos8-docker-4c-4g-4645.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: 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1441 10353 20 3966 13976 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:30:21:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.252/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85901sec preferred_lft 85901sec inet6 fe80::f816:3eff:fe30:210e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d5:a0:8d:44 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/24/2026 _x86_64_ (4 CPU) 00:32:30 LINUX RESTART (4 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 257.24 85.87 171.36 9867.22 40189.76 12:35:01 AM 91.43 0.08 91.35 1.60 8930.56 12:36:01 AM 166.00 19.39 146.61 3974.68 9710.23 12:37:01 AM 112.35 2.53 109.82 256.89 43762.61 12:38:01 AM 32.28 0.00 32.28 0.00 7643.48 12:39:01 AM 3.58 0.00 3.58 0.00 324.45 12:40:01 AM 26.99 5.43 21.56 210.06 1188.27 12:41:01 AM 20.91 0.43 20.48 56.25 1823.01 Average: 88.85 14.22 74.63 1796.08 14196.05 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 13542208 15120096 2597108 16.09 2688 1805116 1144280 6.66 143420 2136996 36412 12:35:01 AM 13244068 15052736 2895248 17.94 2688 2024036 1144852 6.66 146468 2382492 44884 12:36:01 AM 11191512 14586032 4947804 30.66 2688 3596416 1508376 8.78 204920 4327164 1281312 12:37:01 AM 9720756 13353196 6418560 39.77 2688 3830120 2582160 15.02 308328 5672532 215408 12:38:01 AM 8876580 12514700 7262736 45.00 2688 3835672 3278272 19.07 318496 6504440 2648 12:39:01 AM 8482368 12126612 7656948 47.44 2688 3841484 4061156 23.63 318844 6896464 1276 12:40:01 AM 10694232 14398600 5445084 33.74 2688 3899984 1665540 9.69 376972 4629572 28772 12:41:01 AM 10589476 14300256 5549840 34.39 2688 3905564 1741480 10.13 598300 4510492 17424 Average: 10792650 13931528 5346666 33.13 2688 3342299 2140764 12.46 301968 4632519 203517 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 293.54 183.19 1068.52 64.73 0.00 0.00 0.00 0.00 12:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 68.56 43.93 908.72 6.17 0.00 0.00 0.00 0.00 12:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 944.64 485.66 21830.12 54.74 0.00 0.00 0.00 0.00 12:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 228.36 181.87 3402.64 22.39 0.00 0.00 0.00 0.00 12:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 144.64 86.32 67.76 72.82 0.00 0.00 0.00 0.00 12:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 198.30 133.08 71.21 67.93 0.00 0.00 0.00 0.00 12:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM lo 6.63 6.63 0.81 0.81 0.00 0.00 0.00 0.00 12:40:01 AM eth0 210.90 148.68 652.13 60.54 0.00 0.00 0.00 0.00 12:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 58.60 38.04 28.68 153.29 0.00 0.00 0.00 0.00 12:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.10 0.10 0.00 0.00 0.00 0.00 Average: eth0 268.46 162.60 3504.04 62.83 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/24/2026 _x86_64_ (4 CPU) 00:32:30 LINUX RESTART (4 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 13.93 0.00 2.64 2.11 0.01 81.31 12:34:01 AM 0 15.16 0.00 3.11 3.14 0.02 78.57 12:34:01 AM 1 9.66 0.00 2.14 1.46 0.02 86.72 12:34:01 AM 2 14.56 0.00 2.06 0.85 0.00 82.53 12:34:01 AM 3 16.35 0.00 3.23 2.98 0.02 77.43 12:35:01 AM all 9.77 0.00 0.91 0.47 0.00 88.85 12:35:01 AM 0 20.58 0.00 1.49 0.28 0.00 77.65 12:35:01 AM 1 4.76 0.00 0.60 0.17 0.00 94.47 12:35:01 AM 2 6.09 0.00 0.62 0.84 0.02 92.44 12:35:01 AM 3 7.63 0.00 0.94 0.58 0.00 90.85 12:36:01 AM all 23.33 0.00 2.20 1.01 0.00 73.46 12:36:01 AM 0 31.87 0.00 2.36 0.99 0.02 64.77 12:36:01 AM 1 16.58 0.00 1.79 0.44 0.00 81.20 12:36:01 AM 2 22.04 0.00 2.71 1.39 0.00 73.86 12:36:01 AM 3 22.80 0.00 1.93 1.24 0.00 74.03 12:37:01 AM all 56.24 0.00 1.88 0.99 0.02 40.88 12:37:01 AM 0 54.68 0.00 2.12 0.18 0.02 43.00 12:37:01 AM 1 62.38 0.00 2.12 1.55 0.02 33.92 12:37:01 AM 2 63.98 0.00 1.47 1.32 0.02 33.22 12:37:01 AM 3 43.89 0.00 1.79 0.90 0.02 53.40 12:38:01 AM all 43.60 0.00 1.50 0.18 0.01 54.71 12:38:01 AM 0 45.27 0.00 1.79 0.42 0.02 52.51 12:38:01 AM 1 42.68 0.00 1.77 0.12 0.02 55.41 12:38:01 AM 2 38.75 0.00 1.60 0.13 0.00 59.51 12:38:01 AM 3 47.70 0.00 0.84 0.07 0.00 51.40 12:39:01 AM all 20.92 0.00 1.44 0.01 0.00 77.63 12:39:01 AM 0 35.50 0.00 1.40 0.00 0.00 63.09 12:39:01 AM 1 17.41 0.00 1.55 0.03 0.00 81.01 12:39:01 AM 2 14.86 0.00 1.52 0.02 0.00 83.61 12:39:01 AM 3 15.89 0.00 1.27 0.00 0.02 82.82 12:40:01 AM all 59.73 0.00 1.87 0.17 0.01 38.22 12:40:01 AM 0 65.50 0.00 2.36 0.10 0.02 32.03 12:40:01 AM 1 52.10 0.00 2.26 0.54 0.02 45.09 12:40:01 AM 2 61.08 0.00 1.52 0.02 0.00 37.39 12:40:01 AM 3 60.22 0.00 1.35 0.02 0.02 38.39 12:41:01 AM all 15.03 0.00 1.28 0.09 0.00 83.59 12:41:01 AM 0 24.73 0.00 1.80 0.03 0.02 73.42 12:41:01 AM 1 5.91 0.00 1.09 0.20 0.00 92.80 12:41:01 AM 2 3.18 0.00 0.60 0.00 0.00 96.22 12:41:01 AM 3 26.26 0.00 1.63 0.12 0.00 71.99 Average: all 30.32 0.00 1.71 0.63 0.01 67.33 Average: 0 36.66 0.00 2.05 0.64 0.01 60.63 Average: 1 26.44 0.00 1.67 0.56 0.01 71.33 Average: 2 28.08 0.00 1.51 0.57 0.00 69.83 Average: 3 30.09 0.00 1.62 0.74 0.01 67.54