---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22417 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 641 10460 4 4887 15004 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:8d:41:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84612sec preferred_lft 84612sec inet6 fe80::f816:3eff:fe8d:413e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:35:08:1e:74:79 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-22417) 03/24/26 _x86_64_ (4 CPU) 21:55:57 LINUX RESTART (4 CPU) 22:00:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:34 10.03 1.78 7.81 0.44 123.20 2021.07 851.67 22:20:01 2.92 0.03 2.81 0.08 0.99 333.08 11.21 Average: 6.57 0.93 5.38 0.27 63.79 1200.56 443.13 22:00:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:34 9552840 12609456 3352588 20.48 114364 3107108 3536800 20.30 517868 5941860 48 22:20:01 10235272 13388044 2573468 15.72 117792 3191376 2763120 15.86 541308 5250832 9632 Average: 9894056 12998750 2963028 18.10 116078 3149242 3149960 18.08 529588 5596346 4840 22:00:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:34 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 22:10:34 ens3 51.00 38.13 515.47 5.05 0.00 0.00 0.00 0.00 22:10:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 0.50 0.50 0.38 0.38 0.00 0.00 0.00 0.00 22:20:01 ens3 3.50 2.84 2.13 0.86 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.43 0.43 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 27.91 20.97 265.94 3.01 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-22417) 03/24/26 _x86_64_ (4 CPU) 21:55:57 LINUX RESTART (4 CPU) 22:00:34 CPU %user %nice %system %iowait %steal %idle 22:10:34 all 47.68 0.00 0.95 0.35 0.09 50.94 22:10:34 0 44.93 0.00 0.89 0.28 0.09 53.82 22:10:34 1 51.37 0.00 0.93 0.09 0.08 47.53 22:10:34 2 41.54 0.00 0.97 0.14 0.09 57.25 22:10:34 3 52.88 0.00 1.02 0.87 0.09 45.14 22:20:01 all 45.25 0.00 0.47 0.01 0.08 54.18 22:20:01 0 31.11 0.00 0.46 0.00 0.08 68.35 22:20:01 1 31.78 0.00 0.37 0.03 0.08 67.75 22:20:01 2 86.84 0.00 0.64 0.01 0.10 12.41 22:20:01 3 31.32 0.00 0.41 0.01 0.08 68.18 Average: all 46.50 0.00 0.72 0.18 0.08 52.52 Average: 0 38.21 0.00 0.68 0.15 0.08 60.89 Average: 1 41.84 0.00 0.65 0.06 0.08 57.36 Average: 2 63.54 0.00 0.81 0.08 0.10 35.48 Average: 3 42.38 0.00 0.72 0.45 0.08 56.37