---> uname -a: Linux prd-ubuntu2204-docker-2c-2g-49 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): 2 On-line CPU(s) list: 0,1 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): 2 Stepping: 0 BogoMIPS: 5599.94 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 794M 1.1M 793M 1% /run /dev/vda1 39G 11G 28G 28% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 794M 4.0K 794M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7937 566 2302 4 5068 7059 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:cb:e4:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84636sec preferred_lft 84636sec inet6 fe80::f816:3eff:fecb:e4e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:a5:10:1b:df:5d 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-2c-2g-49) 04/07/26 _x86_64_ (2 CPU) 08:48:48 LINUX RESTART (2 CPU) 08:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:15 1.66 0.06 1.58 0.01 3.36 21.35 0.80 09:10:15 52.29 4.74 46.37 1.18 274.36 7718.24 2696.55 Average: 26.97 2.40 23.98 0.60 138.86 3869.79 1348.67 08:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:15 5647640 7423628 387264 4.76 51416 1919420 985512 10.74 191668 2068628 40 09:10:15 2360588 6406516 1345868 16.56 114320 4041284 1823880 19.87 930048 4483000 6168 Average: 4004114 6915072 866566 10.66 82868 2980352 1404696 15.31 560858 3275814 3104 08:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:15 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:00:15 ens3 2.32 0.47 0.57 0.29 0.00 0.00 0.00 0.00 09:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:15 lo 208.31 208.31 198.11 198.11 0.00 0.00 0.00 0.00 09:10:15 ens3 98.63 79.41 997.14 18.34 0.00 0.00 0.00 0.00 09:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 104.21 104.21 99.06 99.06 0.00 0.00 0.00 0.00 Average: ens3 50.48 39.94 498.85 9.31 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-2c-2g-49) 04/07/26 _x86_64_ (2 CPU) 08:48:48 LINUX RESTART (2 CPU) 08:50:15 CPU %user %nice %system %iowait %steal %idle 09:00:15 all 0.32 0.00 0.07 0.04 0.03 99.53 09:00:15 0 0.35 0.00 0.05 0.04 0.02 99.54 09:00:15 1 0.29 0.00 0.09 0.05 0.05 99.52 09:10:15 all 39.94 0.00 2.14 0.59 0.07 57.27 09:10:15 0 39.38 0.00 2.07 0.60 0.07 57.88 09:10:15 1 40.50 0.00 2.20 0.57 0.07 56.66 Average: all 20.12 0.00 1.10 0.32 0.05 78.41 Average: 0 19.85 0.00 1.06 0.32 0.04 78.72 Average: 1 20.39 0.00 1.15 0.31 0.06 78.09