---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-449845 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 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 709 9681 4 5598 14937 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:da:a1:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84456sec preferred_lft 84456sec inet6 fe80::f816:3eff:feda:a165/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:cc:c9:e1:6f:94 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-449845) 03/12/26 _x86_64_ (4 CPU) 07:07:00 LINUX RESTART (4 CPU) 07:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:12 26.06 2.66 21.36 2.03 145.95 4878.66 7887.74 07:30:01 32.19 0.05 28.84 3.29 1.66 4475.07 13491.75 Average: 29.07 1.38 25.03 2.65 75.22 4680.83 10634.67 07:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:12 9528664 13222940 2732616 16.69 156508 3629480 3033484 17.41 722560 5702144 20356 07:30:01 7757316 12878152 3071012 18.76 191620 4947392 3237836 18.59 1026468 7078952 487452 Average: 8642990 13050546 2901814 17.72 174064 4288436 3135660 18.00 874514 6390548 253904 07:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:12 lo 739.14 739.14 703.21 703.21 0.00 0.00 0.00 0.00 07:20:12 ens3 108.55 83.60 862.48 18.17 0.00 0.00 0.00 0.00 07:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 1421.52 1421.52 1354.58 1354.58 0.00 0.00 0.00 0.00 07:30:01 ens3 59.82 45.87 233.69 12.89 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1073.63 1073.63 1022.50 1022.50 0.00 0.00 0.00 0.00 Average: ens3 84.67 65.11 554.26 15.58 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-449845) 03/12/26 _x86_64_ (4 CPU) 07:07:00 LINUX RESTART (4 CPU) 07:10:01 CPU %user %nice %system %iowait %steal %idle 07:20:12 all 63.27 0.00 2.17 0.10 0.12 34.34 07:20:12 0 65.81 0.00 2.00 0.06 0.11 32.01 07:20:12 1 62.46 0.00 1.89 0.06 0.11 35.48 07:20:12 2 62.43 0.00 2.70 0.23 0.13 34.51 07:20:12 3 62.37 0.00 2.09 0.06 0.11 35.37 07:30:01 all 56.13 0.00 2.39 0.06 0.11 41.32 07:30:01 0 55.86 0.00 2.40 0.09 0.10 41.54 07:30:01 1 56.58 0.00 2.48 0.05 0.11 40.78 07:30:01 2 55.55 0.00 2.51 0.05 0.10 41.78 07:30:01 3 56.54 0.00 2.15 0.04 0.11 41.16 Average: all 59.77 0.00 2.28 0.08 0.11 37.76 Average: 0 60.93 0.00 2.20 0.08 0.11 36.68 Average: 1 59.58 0.00 2.18 0.06 0.11 38.08 Average: 2 59.06 0.00 2.61 0.14 0.12 38.07 Average: 3 59.51 0.00 2.12 0.05 0.11 38.21