---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52147 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: 5600.00 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 740 9654 4 5594 14906 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:37:49:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84441sec preferred_lft 84441sec inet6 fe80::f816:3eff:fe37:4954/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:1a:4d:f6:85:9e 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-52147) 03/25/26 _x86_64_ (4 CPU) 11:54:21 LINUX RESTART (4 CPU) 12:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:01 24.69 0.51 21.70 2.47 17.13 3655.82 16214.01 12:20:07 29.82 0.05 26.68 3.09 1.61 6012.38 15808.33 Average: 27.29 0.28 24.23 2.79 9.26 4850.98 16008.26 12:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:01 9329672 13034124 2921968 17.85 160308 3632532 3001588 17.23 723436 5884036 15440 12:20:07 7843588 12970084 2979640 18.20 189540 4953804 3048288 17.50 1027332 6995716 25344 Average: 8586630 13002104 2950804 18.02 174924 4293168 3024938 17.36 875384 6439876 20392 12:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:01 lo 1092.17 1092.17 1041.05 1041.05 0.00 0.00 0.00 0.00 12:10:01 ens3 70.59 53.75 334.87 14.54 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:07 lo 1078.30 1078.30 1027.27 1027.27 0.00 0.00 0.00 0.00 12:20:07 ens3 61.65 48.08 232.44 13.37 0.00 0.00 0.00 0.00 12:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1085.14 1085.14 1034.06 1034.06 0.00 0.00 0.00 0.00 Average: ens3 66.06 50.88 282.92 13.95 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-52147) 03/25/26 _x86_64_ (4 CPU) 11:54:21 LINUX RESTART (4 CPU) 12:00:11 CPU %user %nice %system %iowait %steal %idle 12:10:01 all 64.25 0.00 2.39 0.07 0.12 33.18 12:10:01 0 63.59 0.00 2.53 0.11 0.12 33.66 12:10:01 1 63.02 0.00 2.51 0.05 0.12 34.31 12:10:01 2 64.99 0.00 1.98 0.04 0.13 32.86 12:10:01 3 65.39 0.00 2.53 0.08 0.12 31.88 12:20:07 all 58.69 0.00 2.26 0.06 0.10 38.89 12:20:07 0 62.42 0.00 2.47 0.03 0.10 34.98 12:20:07 1 58.17 0.00 2.32 0.06 0.10 39.35 12:20:07 2 56.13 0.00 2.13 0.08 0.09 41.57 12:20:07 3 58.04 0.00 2.11 0.08 0.09 39.67 Average: all 61.43 0.00 2.32 0.07 0.11 36.08 Average: 0 63.00 0.00 2.50 0.07 0.11 34.33 Average: 1 60.56 0.00 2.41 0.05 0.11 36.87 Average: 2 60.49 0.00 2.05 0.06 0.11 37.28 Average: 3 61.66 0.00 2.32 0.08 0.11 35.83