---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5588 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 13G 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 640 8783 4 6564 15006 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:f3:0f:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84293sec preferred_lft 84293sec inet6 fe80::f816:3eff:fef3:f3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:2b:7b:63:56:8d 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-5588) 03/18/26 _x86_64_ (4 CPU) 14:31:36 LINUX RESTART (4 CPU) 14:40:37 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:18 21.18 0.06 18.80 2.32 6.41 2003.96 7710.51 15:00:37 27.38 0.03 24.67 2.69 0.66 4090.60 15334.16 Average: 24.38 0.04 21.83 2.51 3.44 3081.39 11646.95 14:40:37 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:18 9614940 13264516 2691708 16.44 143704 3621072 2774156 15.92 709908 5648548 20164 15:00:37 7190588 11818520 4133932 25.25 163140 4536244 4153800 23.84 984396 7748120 132 Average: 8402764 12541518 3412820 20.84 153422 4078658 3463978 19.88 847152 6698334 10148 14:40:37 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:18 lo 1149.50 1149.50 1088.75 1088.75 0.00 0.00 0.00 0.00 14:50:18 ens3 20.95 19.11 17.40 6.35 0.00 0.00 0.00 0.00 14:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:37 lo 1174.33 1174.33 1113.66 1113.66 0.00 0.00 0.00 0.00 15:00:37 ens3 23.73 20.99 42.40 6.36 0.00 0.00 0.00 0.00 15:00:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1162.32 1162.32 1101.61 1101.61 0.00 0.00 0.00 0.00 Average: ens3 22.39 20.08 30.31 6.36 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-5588) 03/18/26 _x86_64_ (4 CPU) 14:31:36 LINUX RESTART (4 CPU) 14:40:37 CPU %user %nice %system %iowait %steal %idle 14:50:18 all 65.80 0.00 2.25 0.40 0.27 31.30 14:50:18 0 64.63 0.00 2.29 0.65 0.20 32.23 14:50:18 1 67.00 0.00 1.94 0.49 0.54 30.03 14:50:18 2 64.27 0.00 2.52 0.33 0.18 32.70 14:50:18 3 67.29 0.00 2.24 0.11 0.14 30.22 15:00:37 all 56.85 0.00 2.25 0.27 0.13 40.50 15:00:37 0 57.58 0.00 2.13 0.29 0.13 39.86 15:00:37 1 55.52 0.00 2.62 0.54 0.13 41.19 15:00:37 2 57.69 0.00 2.23 0.14 0.13 39.81 15:00:37 3 56.60 0.00 2.03 0.12 0.12 41.13 Average: all 61.17 0.00 2.25 0.33 0.19 36.05 Average: 0 60.99 0.00 2.21 0.47 0.16 36.17 Average: 1 61.07 0.00 2.29 0.52 0.33 35.80 Average: 2 60.87 0.00 2.37 0.23 0.16 36.37 Average: 3 61.76 0.00 2.13 0.11 0.13 35.87