---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-467967 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 12G 67G 15% / 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 676 9476 4 5836 14970 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:7f:9d:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84686sec preferred_lft 84686sec inet6 fe80::f816:3eff:fe7f:9d35/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:7e:9d:20:76:3a 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-467967) 03/14/26 _x86_64_ (4 CPU) 02:34:18 LINUX RESTART (4 CPU) 02:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:06 11.27 0.03 9.45 1.79 0.63 824.62 21869.85 03:00:07 34.37 0.18 30.17 4.02 5.77 7331.66 25887.18 Average: 22.77 0.10 19.77 2.90 3.19 4064.99 23870.40 02:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:06 9820036 13195204 2764484 16.88 122892 3383516 3032296 17.41 664036 5503508 444 03:00:07 7416024 12956324 2993072 18.28 157548 5414652 3045560 17.48 1521228 6938928 156600 Average: 8618030 13075764 2878778 17.58 140220 4399084 3038928 17.44 1092632 6221218 78522 02:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:06 lo 50.90 50.90 12.50 12.50 0.00 0.00 0.00 0.00 02:50:06 ens3 10.84 7.81 8.66 2.46 0.00 0.00 0.00 0.00 02:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:07 lo 1838.20 1838.20 1748.75 1748.75 0.00 0.00 0.00 0.00 03:00:07 ens3 76.11 57.65 467.82 14.38 0.00 0.00 0.00 0.00 03:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 940.94 940.94 877.12 877.12 0.00 0.00 0.00 0.00 Average: ens3 43.34 32.63 237.31 8.39 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-467967) 03/14/26 _x86_64_ (4 CPU) 02:34:18 LINUX RESTART (4 CPU) 02:40:02 CPU %user %nice %system %iowait %steal %idle 02:50:06 all 20.26 0.00 0.87 0.10 0.08 78.69 02:50:06 0 20.29 0.00 0.89 0.04 0.08 78.70 02:50:06 1 19.63 0.00 0.92 0.09 0.08 79.27 02:50:06 2 21.65 0.00 0.89 0.03 0.08 77.34 02:50:06 3 19.45 0.00 0.79 0.24 0.08 79.44 03:00:07 all 50.03 0.00 2.61 0.16 0.09 47.12 03:00:07 0 48.51 0.00 2.42 0.05 0.09 48.94 03:00:07 1 48.55 0.00 2.49 0.05 0.09 48.81 03:00:07 2 50.51 0.00 2.94 0.23 0.09 46.24 03:00:07 3 52.56 0.00 2.58 0.30 0.09 44.47 Average: all 35.07 0.00 1.74 0.13 0.08 62.98 Average: 0 34.33 0.00 1.65 0.04 0.08 63.90 Average: 1 34.02 0.00 1.71 0.07 0.09 64.12 Average: 2 36.01 0.00 1.91 0.13 0.08 61.87 Average: 3 35.91 0.00 1.68 0.27 0.08 62.06