---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-52148 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 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 664 8814 4 6509 14982 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:5b:fc:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84493sec preferred_lft 84493sec inet6 fe80::f816:3eff:fe5b:fc3d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:46:6e:6b:d4:c3 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-52148) 03/25/26 _x86_64_ (4 CPU) 11:54:25 LINUX RESTART (4 CPU) 12:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:05 21.33 0.07 18.76 2.51 6.35 2188.91 7019.91 12:20:00 32.32 0.03 29.13 3.16 0.47 4501.21 35481.81 Average: 26.80 0.05 23.92 2.83 3.42 3339.65 21184.26 12:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:05 9378136 12947240 3011068 18.39 138248 3549816 3053092 17.52 692984 5919072 13064 12:20:00 7593340 12163596 3789616 23.15 160096 4482956 3700248 21.24 974684 7348892 5412 Average: 8485738 12555418 3400342 20.77 149172 4016386 3376670 19.38 833834 6633982 9238 12:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:05 lo 1273.33 1273.33 1207.08 1207.08 0.00 0.00 0.00 0.00 12:10:05 ens3 28.74 24.17 22.07 7.95 0.00 0.00 0.00 0.00 12:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:00 lo 1466.17 1466.17 1393.17 1393.17 0.00 0.00 0.00 0.00 12:20:00 ens3 24.50 21.82 44.22 7.07 0.00 0.00 0.00 0.00 12:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1369.30 1369.30 1299.69 1299.69 0.00 0.00 0.00 0.00 Average: ens3 26.63 23.00 33.09 7.51 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-52148) 03/25/26 _x86_64_ (4 CPU) 11:54:25 LINUX RESTART (4 CPU) 12:00:05 CPU %user %nice %system %iowait %steal %idle 12:10:05 all 67.58 0.00 2.23 0.18 0.12 29.89 12:10:05 0 68.95 0.00 1.96 0.20 0.12 28.77 12:10:05 1 69.46 0.00 1.97 0.11 0.12 28.34 12:10:05 2 65.46 0.00 2.59 0.07 0.12 31.75 12:10:05 3 66.45 0.00 2.40 0.32 0.12 30.70 12:20:00 all 60.83 0.00 2.45 0.09 0.10 36.52 12:20:00 0 61.89 0.00 2.69 0.08 0.10 35.23 12:20:00 1 61.42 0.00 2.21 0.12 0.10 36.14 12:20:00 2 58.59 0.00 2.36 0.05 0.10 38.91 12:20:00 3 61.42 0.00 2.56 0.12 0.10 35.79 Average: all 64.22 0.00 2.34 0.13 0.11 33.19 Average: 0 65.43 0.00 2.33 0.14 0.11 31.99 Average: 1 65.46 0.00 2.09 0.12 0.11 32.22 Average: 2 62.04 0.00 2.47 0.06 0.11 35.31 Average: 3 63.95 0.00 2.48 0.22 0.11 33.24