---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15463 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 nrip_save 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 66G 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 675 9222 4 6091 14971 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:81:bb:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.255/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84546sec preferred_lft 84546sec inet6 fe80::f816:3eff:fe81:bbde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:dd:8d:6c:05:ce 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15463) 12/21/25 _x86_64_ (4 CPU) 01:08:17 LINUX RESTART (4 CPU) 01:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:07 44.03 3.09 24.84 16.10 752.85 4738.81 272880.36 01:30:07 18.67 0.16 16.08 2.43 5.01 1550.60 24626.29 Average: 31.38 1.63 20.47 9.28 379.78 3148.30 149033.01 01:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:07 9613924 13237796 2719904 16.61 127948 3623924 2990764 17.17 850968 5532848 5012 01:30:07 9333204 13317136 2636776 16.10 150824 3931948 2811420 16.14 978724 5621248 12640 Average: 9473564 13277466 2678340 16.36 139386 3777936 2901092 16.65 914846 5577048 8826 01:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:07 lo 17.41 17.41 3.74 3.74 0.00 0.00 0.00 0.00 01:20:07 ens3 75.34 57.85 797.75 11.28 0.00 0.00 0.00 0.00 01:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:07 lo 900.39 900.39 826.38 826.38 0.00 0.00 0.00 0.00 01:30:07 ens3 34.15 24.73 228.93 5.83 0.00 0.00 0.00 0.00 01:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 457.91 457.91 414.13 414.13 0.00 0.00 0.00 0.00 Average: ens3 54.79 41.33 513.98 8.56 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-15463) 12/21/25 _x86_64_ (4 CPU) 01:08:17 LINUX RESTART (4 CPU) 01:10:05 CPU %user %nice %system %iowait %steal %idle 01:20:07 all 34.47 0.00 1.41 0.21 0.08 63.83 01:20:07 0 33.34 0.00 1.12 0.15 0.08 65.32 01:20:07 1 35.15 0.00 1.76 0.35 0.08 62.66 01:20:07 2 33.96 0.00 1.24 0.17 0.08 64.55 01:20:07 3 35.44 0.00 1.50 0.16 0.08 62.81 01:30:07 all 23.91 0.00 1.35 0.07 0.09 74.58 01:30:07 0 24.76 0.00 1.35 0.06 0.09 73.73 01:30:07 1 23.49 0.00 1.39 0.03 0.09 75.01 01:30:07 2 23.00 0.00 1.46 0.14 0.09 75.32 01:30:07 3 24.39 0.00 1.19 0.06 0.08 74.28 Average: all 29.20 0.00 1.38 0.14 0.08 69.20 Average: 0 29.06 0.00 1.23 0.11 0.09 69.51 Average: 1 29.33 0.00 1.57 0.19 0.08 68.82 Average: 2 28.49 0.00 1.35 0.16 0.08 69.93 Average: 3 29.93 0.00 1.35 0.11 0.08 68.53