---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-443198 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 16% / 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 628 8920 4 6440 15017 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:f6:1c:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84564sec preferred_lft 84564sec inet6 fe80::f816:3eff:fef6:1c0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:71:da:8e:c6:6a 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-443198) 03/11/26 _x86_64_ (4 CPU) 13:29:10 LINUX RESTART (4 CPU) 13:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:02 61.12 4.67 53.10 3.36 265.24 5773.03 6146.20 13:50:01 41.83 0.02 25.46 16.35 0.52 2349.61 254916.71 Average: 51.49 2.35 39.29 9.85 133.00 4062.90 130416.46 13:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:02 9759144 13123028 2836504 17.32 132284 3367048 2906104 16.68 657360 5588696 32640 13:50:01 9370668 13138920 2816848 17.20 152628 3718252 2701396 15.51 770620 5805192 27152 Average: 9564906 13130974 2826676 17.26 142456 3542650 2803750 16.09 713990 5696944 29896 13:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:02 lo 1593.47 1593.47 1512.83 1512.83 0.00 0.00 0.00 0.00 13:40:02 ens3 106.38 80.70 1052.32 15.05 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 1341.56 1341.56 1278.00 1278.00 0.00 0.00 0.00 0.00 13:50:01 ens3 28.95 23.06 20.72 7.09 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1467.63 1467.63 1395.52 1395.52 0.00 0.00 0.00 0.00 Average: ens3 67.70 51.91 537.00 11.07 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-443198) 03/11/26 _x86_64_ (4 CPU) 13:29:10 LINUX RESTART (4 CPU) 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:40:02 all 65.59 0.00 2.67 0.25 0.11 31.38 13:40:02 0 62.40 0.00 2.43 0.07 0.11 34.98 13:40:02 1 66.75 0.00 2.64 0.39 0.11 30.11 13:40:02 2 65.58 0.00 2.86 0.42 0.11 31.02 13:40:02 3 67.61 0.00 2.74 0.12 0.11 29.42 13:50:01 all 66.03 0.00 2.44 0.12 0.10 31.30 13:50:01 0 65.60 0.00 2.45 0.12 0.11 31.72 13:50:01 1 65.22 0.00 2.04 0.10 0.10 32.54 13:50:01 2 67.32 0.00 2.69 0.15 0.11 29.73 13:50:01 3 65.98 0.00 2.59 0.10 0.10 31.22 Average: all 65.81 0.00 2.56 0.18 0.11 31.34 Average: 0 64.00 0.00 2.44 0.10 0.11 33.35 Average: 1 65.99 0.00 2.34 0.25 0.11 31.32 Average: 2 66.45 0.00 2.78 0.29 0.11 30.37 Average: 3 66.79 0.00 2.67 0.11 0.11 30.32