---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15393 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 592 10648 4 4748 15054 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:f8:69:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84761sec preferred_lft 84761sec inet6 fe80::f816:3eff:fef8:697d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:aa:8f:17:ae:71 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-15393) 03/23/26 _x86_64_ (4 CPU) 09:56:29 LINUX RESTART (4 CPU) 10:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 17.94 0.26 3.92 13.75 25.43 775.59 246228.95 10:20:13 10.47 0.51 9.30 0.65 18.65 1712.52 1691.03 Average: 14.12 0.39 6.68 7.05 21.97 1254.82 121150.65 10:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 8695356 11661500 4302248 26.28 113088 3019456 4504304 25.85 497328 6838464 64 10:20:13 10259656 13655108 2304992 14.08 131376 3402508 2502432 14.36 659584 5060052 13204 Average: 9477506 12658304 3303620 20.18 122232 3210982 3503368 20.11 578456 5949258 6634 10:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.64 0.64 0.39 0.39 0.00 0.00 0.00 0.00 10:10:01 ens3 11.80 10.39 82.23 2.52 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:13 lo 192.91 192.91 183.58 183.58 0.00 0.00 0.00 0.00 10:20:13 ens3 34.15 25.23 404.98 3.55 0.00 0.00 0.00 0.00 10:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 98.98 98.98 94.09 94.09 0.00 0.00 0.00 0.00 Average: ens3 23.23 17.98 247.31 3.05 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-15393) 03/23/26 _x86_64_ (4 CPU) 09:56:29 LINUX RESTART (4 CPU) 10:00:16 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 49.11 0.00 0.74 0.03 0.09 50.04 10:10:01 0 49.12 0.00 0.67 0.06 0.09 50.06 10:10:01 1 46.46 0.00 0.78 0.01 0.09 52.65 10:10:01 2 56.16 0.00 0.73 0.03 0.09 43.00 10:10:01 3 44.67 0.00 0.77 0.02 0.08 54.46 10:20:13 all 51.71 0.00 0.90 0.04 0.09 47.26 10:20:13 0 40.73 0.00 0.93 0.02 0.08 58.24 10:20:13 1 76.08 0.00 0.94 0.03 0.10 22.85 10:20:13 2 49.75 0.00 0.76 0.01 0.09 49.39 10:20:13 3 40.29 0.00 0.98 0.09 0.08 58.57 Average: all 50.44 0.00 0.82 0.03 0.09 48.62 Average: 0 44.83 0.00 0.80 0.04 0.08 54.25 Average: 1 61.60 0.00 0.86 0.02 0.10 37.42 Average: 2 52.88 0.00 0.75 0.02 0.09 46.26 Average: 3 42.43 0.00 0.88 0.06 0.08 56.56