---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5093 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 629 10417 4 4941 15016 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:29:a2:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84774sec preferred_lft 84774sec inet6 fe80::f816:3eff:fe29:a2c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:f2:c6:cb:ee:ac 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5093) 01/27/26 _x86_64_ (4 CPU) 21:37:11 LINUX RESTART (4 CPU) 21:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:03 12.12 1.98 9.48 0.66 516.66 2461.33 12038.20 22:00:02 3.87 0.22 3.49 0.16 6.84 481.46 680.36 Average: 8.00 1.10 6.49 0.41 262.19 1473.10 6369.07 21:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:03 8862296 11992328 3969744 24.25 112664 3187068 4227812 24.27 644052 6528364 1056 22:00:02 10329636 13684772 2275904 13.90 120960 3385828 2435416 13.98 686876 4966024 90508 Average: 9595966 12838550 3122824 19.07 116812 3286448 3331614 19.12 665464 5747194 45782 21:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:03 lo 0.70 0.70 0.39 0.39 0.00 0.00 0.00 0.00 21:50:03 ens3 31.74 24.87 382.33 4.00 0.00 0.00 0.00 0.00 21:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 22:00:02 ens3 13.18 12.05 139.27 2.18 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 22.48 18.47 261.01 3.09 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5093) 01/27/26 _x86_64_ (4 CPU) 21:37:11 LINUX RESTART (4 CPU) 21:40:02 CPU %user %nice %system %iowait %steal %idle 21:50:03 all 50.77 0.00 1.02 0.09 0.08 48.05 21:50:03 0 53.59 0.00 0.90 0.12 0.08 45.32 21:50:03 1 50.03 0.00 1.09 0.09 0.08 48.71 21:50:03 2 46.62 0.00 1.13 0.08 0.07 52.11 21:50:03 3 52.84 0.00 0.95 0.07 0.07 46.08 22:00:02 all 50.91 0.00 0.58 0.04 0.07 48.41 22:00:02 0 57.13 0.00 0.53 0.01 0.07 42.25 22:00:02 1 53.58 0.00 0.69 0.07 0.07 45.59 22:00:02 2 37.19 0.00 0.50 0.04 0.07 62.20 22:00:02 3 55.76 0.00 0.61 0.02 0.06 43.55 Average: all 50.84 0.00 0.80 0.06 0.07 48.23 Average: 0 55.36 0.00 0.71 0.07 0.08 43.79 Average: 1 51.80 0.00 0.89 0.08 0.08 47.15 Average: 2 41.91 0.00 0.81 0.06 0.07 57.15 Average: 3 54.30 0.00 0.78 0.04 0.07 44.82