---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46286 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5599.99 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 741 9269 4 5978 14904 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:64:3a:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84427sec preferred_lft 84427sec inet6 fe80::f816:3eff:fe64:3afb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:2d:6b:37:12:eb 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46286) 08/31/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 38.08 14.74 21.48 1.86 305.74 5421.89 10524.19 06:50:03 32.57 0.04 29.12 3.41 1.24 3164.42 12995.29 Average: 35.32 7.38 25.31 2.64 153.26 4291.43 11761.63 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9197104 13256252 2697260 16.47 166608 3957588 3048768 17.50 765764 5963916 17172 06:50:03 8054032 12669080 3279980 20.03 192760 4441128 3496432 20.07 917056 6890688 332 Average: 8625568 12962666 2988620 18.25 179684 4199358 3272600 18.78 841410 6427302 8752 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 661.55 661.55 630.45 630.45 0.00 0.00 0.00 0.00 06:40:01 ens3 112.97 87.78 1204.82 18.25 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:03 lo 1778.91 1778.91 1695.97 1695.97 0.00 0.00 0.00 0.00 06:50:03 ens3 35.52 28.62 136.87 10.84 0.00 0.00 0.00 0.00 06:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1221.09 1221.09 1164.03 1164.03 0.00 0.00 0.00 0.00 Average: ens3 74.19 58.16 670.03 14.54 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46286) 08/31/26 _x86_64_ (4 CPU) 06:26:29 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 53.29 0.06 2.20 0.17 0.02 44.26 06:40:01 0 52.64 0.15 2.13 0.28 0.03 44.78 06:40:01 1 53.01 0.00 2.48 0.17 0.03 44.31 06:40:01 2 54.83 0.09 2.30 0.14 0.03 42.62 06:40:01 3 52.66 0.02 1.88 0.10 0.02 45.31 06:50:03 all 57.58 0.00 2.84 0.08 0.02 39.47 06:50:03 0 55.56 0.00 2.75 0.14 0.02 41.52 06:50:03 1 57.86 0.00 3.14 0.07 0.03 38.90 06:50:03 2 58.57 0.00 2.40 0.04 0.03 38.96 06:50:03 3 58.33 0.00 3.06 0.08 0.02 38.51 Average: all 55.44 0.03 2.52 0.13 0.02 41.86 Average: 0 54.10 0.08 2.44 0.21 0.02 43.15 Average: 1 55.44 0.00 2.81 0.12 0.03 41.60 Average: 2 56.70 0.04 2.35 0.09 0.03 40.79 Average: 3 55.50 0.01 2.47 0.09 0.02 41.91