---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3094 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 11G 67G 14% / 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 614 10534 4 4840 15032 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:80:70:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84830sec preferred_lft 84830sec inet6 fe80::f816:3eff:fe80:70c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:d0:26:6d:31:c1 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-3094) 04/15/26 _x86_64_ (4 CPU) 20:09:20 LINUX RESTART (4 CPU) 20:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:01 19.93 3.11 16.03 0.79 174.38 4077.40 953.04 20:30:20 3.49 0.19 3.20 0.10 6.11 357.67 20.36 Average: 11.55 1.62 9.49 0.44 88.57 2180.45 477.40 20:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:01 9870156 12831956 3132268 19.13 112020 3016360 3354924 19.26 490200 5670636 2084 20:30:20 10703956 13789844 2173164 13.27 115952 3127008 2436416 13.99 520244 4808096 24412 Average: 10287056 13310900 2652716 16.20 113986 3071684 2895670 16.62 505222 5239366 13248 20:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:01 lo 0.54 0.54 0.06 0.06 0.00 0.00 0.00 0.00 20:20:01 ens3 78.64 62.66 871.00 9.86 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:20 lo 0.71 0.71 0.36 0.36 0.00 0.00 0.00 0.00 20:30:20 ens3 5.65 4.95 28.13 1.22 0.00 0.00 0.00 0.00 20:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 41.42 33.23 441.16 5.45 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-3094) 04/15/26 _x86_64_ (4 CPU) 20:09:20 LINUX RESTART (4 CPU) 20:10:06 CPU %user %nice %system %iowait %steal %idle 20:20:01 all 49.22 0.00 1.12 0.21 0.07 49.37 20:20:01 0 52.73 0.00 1.03 0.50 0.07 45.67 20:20:01 1 49.31 0.00 1.01 0.11 0.08 49.49 20:20:01 2 50.73 0.00 1.31 0.14 0.08 47.75 20:20:01 3 44.11 0.00 1.13 0.10 0.07 54.58 20:30:20 all 42.25 0.00 0.49 0.02 0.07 57.18 20:30:20 0 34.26 0.00 0.44 0.02 0.06 65.22 20:30:20 1 63.01 0.00 0.62 0.01 0.08 36.28 20:30:20 2 42.77 0.00 0.45 0.01 0.07 56.70 20:30:20 3 28.97 0.00 0.43 0.03 0.07 70.50 Average: all 45.66 0.00 0.80 0.11 0.07 53.36 Average: 0 43.29 0.00 0.73 0.26 0.07 55.66 Average: 1 56.29 0.00 0.81 0.06 0.08 42.76 Average: 2 46.67 0.00 0.87 0.07 0.07 52.32 Average: 3 36.39 0.00 0.78 0.07 0.07 62.70