---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4172 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 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 655 9199 4 6134 14991 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:bc:9e:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84439sec preferred_lft 84439sec inet6 fe80::f816:3eff:febc:9e93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:ec:ce:94:26:aa 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-4172) 04/18/26 _x86_64_ (4 CPU) 02:24:22 LINUX RESTART (4 CPU) 02:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:12 34.82 11.89 20.53 2.40 136.87 2216.23 5495.41 02:50:12 27.45 0.03 24.66 2.75 0.72 4184.99 10619.72 Average: 31.14 5.97 22.59 2.58 68.89 3199.26 8054.05 02:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:12 9610716 13277724 2679044 16.36 141944 3629704 2777028 15.94 741956 5601684 16192 02:50:12 7676624 12344768 3607712 22.03 159772 4569032 3642664 20.91 1023056 7219288 1448 Average: 8643670 12811246 3143378 19.20 150858 4099368 3209846 18.42 882506 6410486 8820 02:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:12 lo 1271.62 1271.62 1205.35 1205.35 0.00 0.00 0.00 0.00 02:40:12 ens3 43.29 34.05 25.60 12.40 0.00 0.00 0.00 0.00 02:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:12 lo 1135.35 1135.35 1074.10 1074.10 0.00 0.00 0.00 0.00 02:50:12 ens3 49.73 35.69 51.01 13.60 0.00 0.00 0.00 0.00 02:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1203.58 1203.58 1139.81 1139.81 0.00 0.00 0.00 0.00 Average: ens3 46.51 34.87 38.29 13.00 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-4172) 04/18/26 _x86_64_ (4 CPU) 02:24:22 LINUX RESTART (4 CPU) 02:30:10 CPU %user %nice %system %iowait %steal %idle 02:40:12 all 66.87 0.07 2.28 0.14 0.11 30.53 02:40:12 0 67.04 0.00 2.47 0.07 0.11 30.32 02:40:12 1 68.25 0.27 2.54 0.24 0.11 28.60 02:40:12 2 65.39 0.01 2.14 0.19 0.11 32.18 02:40:12 3 66.82 0.00 1.98 0.06 0.11 31.03 02:50:12 all 54.47 0.00 2.19 0.45 0.09 42.80 02:50:12 0 53.68 0.00 2.42 0.56 0.09 43.26 02:50:12 1 54.85 0.00 2.35 0.74 0.10 41.97 02:50:12 2 54.05 0.00 2.04 0.37 0.09 43.45 02:50:12 3 55.33 0.00 1.96 0.12 0.09 42.50 Average: all 60.68 0.03 2.24 0.29 0.10 36.66 Average: 0 60.36 0.00 2.44 0.31 0.10 36.79 Average: 1 61.56 0.13 2.44 0.49 0.10 35.27 Average: 2 59.73 0.00 2.09 0.28 0.10 37.80 Average: 3 61.08 0.00 1.97 0.09 0.10 36.76