---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-53610 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: 5599.94 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 632 9333 4 6023 15013 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:aa:1f:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84422sec preferred_lft 84422sec inet6 fe80::f816:3eff:feaa:1f79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:c9:60:20:45:07 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-53610) 03/27/26 _x86_64_ (4 CPU) 22:20:38 LINUX RESTART (4 CPU) 22:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:01 30.89 1.33 29.05 0.51 96.13 895.83 391.46 22:50:13 40.24 3.36 34.36 2.52 178.97 9883.84 8625.75 Average: 35.61 2.35 31.73 1.53 137.95 5433.84 4548.93 22:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:01 13035064 15329936 660384 4.03 85884 2412188 1266740 7.27 334728 2718872 233944 22:50:13 8044284 13101640 2852040 17.42 142364 4995380 3071172 17.63 1235272 6665264 117168 Average: 10539674 14215788 1756212 10.73 114124 3703784 2168956 12.45 785000 4692068 175556 22:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:01 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 22:40:01 ens3 23.86 17.61 155.94 4.85 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:13 lo 962.96 962.96 917.27 917.27 0.00 0.00 0.00 0.00 22:50:13 ens3 114.44 89.47 1156.29 18.39 0.00 0.00 0.00 0.00 22:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 486.28 486.28 463.14 463.14 0.00 0.00 0.00 0.00 Average: ens3 69.59 53.89 661.02 11.69 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-53610) 03/27/26 _x86_64_ (4 CPU) 22:20:38 LINUX RESTART (4 CPU) 22:30:01 CPU %user %nice %system %iowait %steal %idle 22:40:01 all 2.08 0.00 0.23 0.23 0.03 97.44 22:40:01 0 3.73 0.00 0.27 0.07 0.03 95.90 22:40:01 1 1.33 0.00 0.19 0.14 0.03 98.31 22:40:01 2 0.49 0.00 0.20 0.67 0.02 98.61 22:40:01 3 2.75 0.00 0.24 0.04 0.04 96.93 22:50:13 all 50.68 0.00 2.13 0.15 0.07 46.96 22:50:13 0 49.35 0.00 2.17 0.16 0.07 48.25 22:50:13 1 50.38 0.00 2.42 0.20 0.08 46.93 22:50:13 2 52.42 0.00 2.07 0.17 0.08 45.26 22:50:13 3 50.56 0.00 1.87 0.08 0.08 47.41 Average: all 26.57 0.00 1.19 0.19 0.05 72.00 Average: 0 26.68 0.00 1.23 0.12 0.05 71.93 Average: 1 26.05 0.00 1.31 0.17 0.05 72.41 Average: 2 26.68 0.00 1.14 0.42 0.05 71.71 Average: 3 26.86 0.00 1.06 0.06 0.06 71.96