---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6921 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 11G 145G 7% / 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 676 28639 4 2776 30970 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:03:18:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.169/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84665sec preferred_lft 84665sec inet6 fe80::f816:3eff:fe03:18ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:07:ce:0e:5b:50 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6921) 10/31/26 _x86_64_ (8 CPU) 21:12:22 LINUX RESTART (8 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:01 1.82 0.19 1.61 0.02 1.56 19.12 243.45 21:40:01 27.03 1.28 25.30 0.46 94.45 887.09 152.63 Average: 14.42 0.74 13.45 0.24 48.01 453.11 198.04 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:01 30104144 31769192 617800 1.88 60644 1943984 1544604 4.55 189036 2279068 4 21:40:01 29409140 31502824 856944 2.61 94692 2315800 1667760 4.92 251620 2881528 242528 Average: 29756642 31636008 737372 2.24 77668 2129892 1606182 4.74 220328 2580298 121266 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 0.22 0.18 0.08 0.22 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 21:40:01 ens3 22.06 13.97 155.38 4.37 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 11.14 7.08 77.73 2.29 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6921) 10/31/26 _x86_64_ (8 CPU) 21:12:22 LINUX RESTART (8 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:01 all 0.10 0.00 0.01 0.01 0.00 99.88 21:30:01 0 0.01 0.00 0.01 0.00 0.00 99.98 21:30:01 1 0.00 0.00 0.01 0.05 0.00 99.94 21:30:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:30:01 3 0.11 0.00 0.02 0.00 0.00 99.87 21:30:01 4 0.01 0.00 0.01 0.01 0.00 99.97 21:30:01 5 0.60 0.00 0.01 0.00 0.00 99.38 21:30:01 6 0.06 0.00 0.01 0.01 0.00 99.93 21:30:01 7 0.00 0.00 0.00 0.00 0.00 99.99 21:40:01 all 0.93 0.00 0.11 0.16 0.00 98.80 21:40:01 0 0.05 0.00 0.08 0.01 0.00 99.85 21:40:01 1 0.15 0.00 0.06 0.48 0.00 99.31 21:40:01 2 0.20 0.00 0.11 0.32 0.00 99.36 21:40:01 3 2.55 0.00 0.24 0.26 0.01 96.94 21:40:01 4 2.31 0.00 0.17 0.12 0.00 97.39 21:40:01 5 1.73 0.00 0.12 0.09 0.00 98.05 21:40:01 6 0.26 0.00 0.05 0.01 0.00 99.68 21:40:01 7 0.15 0.00 0.04 0.00 0.00 99.81 Average: all 0.51 0.00 0.06 0.09 0.00 99.34 Average: 0 0.03 0.00 0.04 0.01 0.00 99.92 Average: 1 0.08 0.00 0.03 0.27 0.00 99.62 Average: 2 0.11 0.00 0.07 0.16 0.00 99.66 Average: 3 1.33 0.00 0.13 0.13 0.00 98.41 Average: 4 1.16 0.00 0.09 0.06 0.00 98.68 Average: 5 1.17 0.00 0.07 0.05 0.00 98.72 Average: 6 0.16 0.00 0.03 0.01 0.00 99.80 Average: 7 0.08 0.00 0.02 0.00 0.00 99.90