---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-53138 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 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 637 8839 4 6511 15009 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:38:0f:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84391sec preferred_lft 84391sec inet6 fe80::f816:3eff:fe38:ffa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:ca:a2:ef:b7:f0 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-53138) 03/26/26 _x86_64_ (4 CPU) 11:25:10 LINUX RESTART (4 CPU) 11:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:12 21.25 0.10 18.64 2.51 7.93 2148.71 3510.13 11:50:12 31.89 0.03 28.73 3.14 0.63 4427.00 14450.01 Average: 26.57 0.06 23.68 2.82 4.28 3287.85 8980.07 11:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:12 8388892 11942812 4015488 24.52 138204 3535388 3911068 22.45 689992 6908052 5844 11:50:12 7748936 12317600 3635792 22.21 160076 4481744 3484272 20.00 973856 7200932 3172 Average: 8068914 12130206 3825640 23.37 149140 4008566 3697670 21.22 831924 7054492 4508 11:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:12 lo 1301.74 1301.74 1233.66 1233.66 0.00 0.00 0.00 0.00 11:40:12 ens3 26.97 22.57 21.84 7.76 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:12 lo 1468.41 1468.41 1398.45 1398.45 0.00 0.00 0.00 0.00 11:50:12 ens3 26.62 22.53 44.14 7.36 0.00 0.00 0.00 0.00 11:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1385.08 1385.08 1316.05 1316.05 0.00 0.00 0.00 0.00 Average: ens3 26.79 22.55 32.99 7.56 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-53138) 03/26/26 _x86_64_ (4 CPU) 11:25:10 LINUX RESTART (4 CPU) 11:30:12 CPU %user %nice %system %iowait %steal %idle 11:40:12 all 68.46 0.00 2.32 0.41 0.42 28.38 11:40:12 0 68.34 0.00 2.12 0.64 0.42 28.48 11:40:12 1 69.11 0.00 2.46 0.35 0.40 27.68 11:40:12 2 67.32 0.00 2.25 0.22 0.47 29.75 11:40:12 3 69.07 0.00 2.45 0.45 0.41 27.63 11:50:12 all 62.89 0.00 2.54 0.08 0.14 34.36 11:50:12 0 62.28 0.00 2.60 0.06 0.15 34.92 11:50:12 1 61.91 0.00 2.39 0.04 0.13 35.54 11:50:12 2 65.75 0.00 2.80 0.09 0.14 31.22 11:50:12 3 61.61 0.00 2.38 0.13 0.13 35.74 Average: all 65.68 0.00 2.43 0.25 0.28 31.37 Average: 0 65.31 0.00 2.36 0.35 0.28 31.70 Average: 1 65.51 0.00 2.42 0.19 0.26 31.61 Average: 2 66.54 0.00 2.52 0.15 0.30 30.48 Average: 3 65.35 0.00 2.41 0.29 0.27 31.68