---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-746 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5600.00 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 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 14G 141G 10% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 790 24464 4 6837 30833 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1e:bb:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.223/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82926sec preferred_lft 82926sec inet6 fe80::f816:3eff:fe1e:bbba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:47:f3:70:e4:88 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::7447:f3ff:fe70:e488/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-746) 11/03/26 _x86_64_ (8 CPU) 21:12:30 LINUX RESTART (8 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:02 1.89 0.19 1.68 0.02 1.56 20.18 243.31 21:40:02 1.52 0.00 1.52 0.00 0.00 16.97 0.00 21:50:01 1.72 0.17 1.55 0.00 4.67 17.48 0.00 22:00:02 1.54 0.00 1.54 0.00 0.00 17.11 0.00 22:10:02 110.80 3.90 103.60 3.30 255.34 19624.87 51062.54 Average: 23.49 0.85 21.97 0.66 52.30 3938.09 10258.04 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:02 29964952 31769592 614404 1.87 62856 2080428 1548012 4.56 258648 2339904 16 21:40:02 29963244 31768492 615732 1.87 63432 2080440 1548416 4.57 259240 2348192 156 21:50:01 29914640 31722304 661288 2.01 64020 2081852 1551752 4.58 261092 2405832 4 22:00:02 29908436 31716872 666892 2.03 64588 2082048 1551816 4.58 261660 2412660 168 22:10:02 25046860 31566056 730180 2.22 160484 6505372 1397776 4.12 1986440 5250504 30748 Average: 28959626 31708663 657699 2.00 83076 2966028 1519554 4.48 605416 2951418 6218 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:02 ens3 0.35 0.25 0.15 0.31 0.00 0.00 0.00 0.00 21:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:02 ens3 0.26 0.21 0.12 0.24 0.00 0.00 0.00 0.00 21:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 1.14 0.91 0.74 0.72 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:02 ens3 0.19 0.18 0.09 0.20 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:02 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 22:10:02 ens3 130.12 98.86 1411.13 374.81 0.00 0.00 0.00 0.00 22:10:02 docker0 1.04 2.05 0.06 13.11 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 26.40 20.07 282.35 75.23 0.00 0.00 0.00 0.00 Average: docker0 0.21 0.41 0.01 2.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-746) 11/03/26 _x86_64_ (8 CPU) 21:12:30 LINUX RESTART (8 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:02 all 0.07 0.00 0.01 0.01 0.00 99.91 21:30:02 0 0.42 0.00 0.01 0.00 0.00 99.57 21:30:02 1 0.04 0.00 0.03 0.01 0.00 99.92 21:30:02 2 0.02 0.00 0.01 0.05 0.00 99.92 21:30:02 3 0.04 0.00 0.01 0.00 0.00 99.95 21:30:02 4 0.01 0.00 0.01 0.00 0.00 99.98 21:30:02 5 0.00 0.00 0.00 0.00 0.00 100.00 21:30:02 6 0.01 0.00 0.01 0.01 0.00 99.98 21:30:02 7 0.01 0.00 0.02 0.00 0.00 99.96 21:40:02 all 0.09 0.00 0.01 0.01 0.00 99.89 21:40:02 0 0.01 0.00 0.01 0.00 0.00 99.98 21:40:02 1 0.12 0.00 0.01 0.00 0.00 99.86 21:40:02 2 0.01 0.00 0.01 0.08 0.00 99.90 21:40:02 3 0.02 0.00 0.01 0.01 0.00 99.96 21:40:02 4 0.02 0.00 0.03 0.00 0.00 99.94 21:40:02 5 0.00 0.00 0.01 0.00 0.00 99.99 21:40:02 6 0.02 0.00 0.01 0.00 0.00 99.97 21:40:02 7 0.50 0.00 0.02 0.00 0.00 99.48 21:50:01 all 0.21 0.00 0.01 0.01 0.00 99.77 21:50:01 0 0.07 0.00 0.02 0.00 0.00 99.91 21:50:01 1 0.02 0.00 0.01 0.00 0.00 99.97 21:50:01 2 0.03 0.00 0.03 0.04 0.00 99.90 21:50:01 3 1.38 0.00 0.00 0.00 0.00 98.62 21:50:01 4 0.02 0.00 0.01 0.00 0.00 99.97 21:50:01 5 0.07 0.00 0.01 0.00 0.00 99.91 21:50:01 6 0.06 0.00 0.01 0.00 0.00 99.93 21:50:01 7 0.06 0.00 0.01 0.01 0.00 99.92 22:00:02 all 0.01 0.00 0.01 0.01 0.00 99.97 22:00:02 0 0.01 0.00 0.01 0.00 0.00 99.98 22:00:02 1 0.00 0.00 0.01 0.01 0.00 99.98 22:00:02 2 0.01 0.00 0.01 0.04 0.00 99.94 22:00:02 3 0.02 0.00 0.03 0.00 0.00 99.95 22:00:02 4 0.01 0.00 0.02 0.00 0.00 99.97 22:00:02 5 0.02 0.00 0.00 0.00 0.00 99.98 22:00:02 6 0.01 0.00 0.00 0.00 0.00 99.99 22:00:02 7 0.01 0.00 0.00 0.00 0.00 99.98 22:10:02 all 4.81 0.00 1.61 0.49 0.01 93.09 22:10:02 0 4.97 0.00 1.87 0.67 0.01 92.49 22:10:02 1 3.63 0.00 1.61 0.23 0.01 94.53 22:10:02 2 3.36 0.00 1.65 1.17 0.00 93.80 22:10:02 3 5.26 0.00 1.47 0.41 0.00 92.85 22:10:02 4 3.91 0.00 1.45 0.45 0.01 94.18 22:10:02 5 7.53 0.00 1.76 0.44 0.01 90.26 22:10:02 6 5.88 0.00 1.66 0.25 0.01 92.20 22:10:02 7 3.90 0.00 1.44 0.27 0.01 94.38 Average: all 1.04 0.00 0.33 0.10 0.00 98.53 Average: 0 1.09 0.00 0.38 0.13 0.00 98.39 Average: 1 0.76 0.00 0.33 0.05 0.00 98.86 Average: 2 0.68 0.00 0.34 0.27 0.00 98.70 Average: 3 1.35 0.00 0.30 0.08 0.00 98.26 Average: 4 0.79 0.00 0.30 0.09 0.00 98.81 Average: 5 1.52 0.00 0.35 0.09 0.00 98.03 Average: 6 1.19 0.00 0.34 0.05 0.00 98.42 Average: 7 0.89 0.00 0.30 0.06 0.00 98.75