---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46130 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 715 9437 4 5836 14930 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:11:27:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.209/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84671sec preferred_lft 84671sec inet6 fe80::f816:3eff:fe11:2705/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:bc:b6:8c:d6:77 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46130) 08/30/26 _x86_64_ (4 CPU) 15:47:27 LINUX RESTART (4 CPU) 15:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:15 26.46 2.59 21.73 2.13 144.79 5039.81 13887.60 16:10:01 33.28 0.07 29.96 3.26 2.34 6328.03 28410.49 Average: 29.82 1.35 25.78 2.68 74.69 5673.75 21034.36 15:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:15 9492924 13408304 2545636 15.55 164824 3814768 3058292 17.55 765516 5666972 24804 16:10:01 7134172 12512744 3434372 20.98 197060 5170740 3604984 20.69 1078128 7631796 23372 Average: 8313548 12960524 2990004 18.26 180942 4492754 3331638 19.12 921822 6649384 24088 15:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:15 lo 837.26 837.26 797.70 797.70 0.00 0.00 0.00 0.00 16:00:15 ens3 92.86 75.44 854.69 17.63 0.00 0.00 0.00 0.00 16:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1390.02 1390.02 1324.82 1324.82 0.00 0.00 0.00 0.00 16:10:01 ens3 47.26 38.42 262.23 12.86 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1109.28 1109.28 1057.10 1057.10 0.00 0.00 0.00 0.00 Average: ens3 70.42 57.22 563.14 15.28 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-46130) 08/30/26 _x86_64_ (4 CPU) 15:47:27 LINUX RESTART (4 CPU) 15:50:11 CPU %user %nice %system %iowait %steal %idle 16:00:15 all 63.31 0.00 2.48 0.09 0.02 34.10 16:00:15 0 64.47 0.00 2.42 0.08 0.02 33.02 16:00:15 1 62.09 0.00 2.60 0.08 0.02 35.21 16:00:15 2 63.22 0.00 2.37 0.09 0.02 34.31 16:00:15 3 63.46 0.00 2.53 0.12 0.02 33.87 16:10:01 all 54.89 0.00 2.55 0.11 0.02 42.44 16:10:01 0 54.25 0.00 2.36 0.11 0.02 43.27 16:10:01 1 54.58 0.00 2.55 0.09 0.02 42.76 16:10:01 2 54.21 0.00 2.50 0.14 0.01 43.13 16:10:01 3 56.51 0.00 2.77 0.08 0.02 40.61 Average: all 59.16 0.00 2.51 0.10 0.02 38.21 Average: 0 59.44 0.00 2.39 0.09 0.02 38.06 Average: 1 58.40 0.00 2.58 0.09 0.02 38.93 Average: 2 58.79 0.00 2.43 0.11 0.02 38.65 Average: 3 60.04 0.00 2.65 0.10 0.02 37.19