---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58645 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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: 5600.00 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 754 9447 4 5787 14891 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:0c:c9:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.251/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84666sec preferred_lft 84666sec inet6 fe80::f816:3eff:fe0c:c96d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:ad:4f:cb:00:e0 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58645) 09/25/26 _x86_64_ (4 CPU) 12:35:24 LINUX RESTART (4 CPU) 12:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:04 30.35 0.14 27.09 3.12 6.63 3911.72 27447.46 13:00:07 23.94 0.08 21.19 2.67 1.88 5986.24 12096.69 Average: 27.15 0.11 24.14 2.89 4.26 4948.35 19776.72 12:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:04 9238748 13140988 2813252 17.18 162296 3819176 3041696 17.46 732044 5949980 15908 13:00:07 6799476 11967904 3979948 24.31 189540 4993896 4162320 23.89 909136 8147040 61900 Average: 8019112 12554446 3396600 20.75 175918 4406536 3602008 20.68 820590 7048510 38904 12:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:04 lo 1445.34 1445.34 1377.62 1377.62 0.00 0.00 0.00 0.00 12:50:04 ens3 45.82 36.52 105.35 13.14 0.00 0.00 0.00 0.00 12:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:07 lo 568.88 568.88 541.19 541.19 0.00 0.00 0.00 0.00 13:00:07 ens3 63.68 50.23 256.99 13.65 0.00 0.00 0.00 0.00 13:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1007.37 1007.37 959.66 959.66 0.00 0.00 0.00 0.00 Average: ens3 54.74 43.37 181.12 13.39 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58645) 09/25/26 _x86_64_ (4 CPU) 12:35:24 LINUX RESTART (4 CPU) 12:40:01 CPU %user %nice %system %iowait %steal %idle 12:50:04 all 62.45 0.00 2.68 0.07 0.03 34.78 12:50:04 0 63.50 0.00 2.57 0.07 0.02 33.83 12:50:04 1 60.16 0.00 2.55 0.05 0.02 37.22 12:50:04 2 61.97 0.00 2.54 0.10 0.03 35.36 12:50:04 3 64.16 0.00 3.04 0.06 0.03 32.71 13:00:07 all 60.58 0.00 2.45 0.08 0.03 36.86 13:00:07 0 55.45 0.00 2.37 0.15 0.02 42.01 13:00:07 1 62.00 0.00 2.22 0.07 0.03 35.69 13:00:07 2 66.22 0.00 2.99 0.04 0.05 30.70 13:00:07 3 58.67 0.00 2.23 0.04 0.03 39.03 Average: all 61.51 0.00 2.56 0.07 0.03 35.82 Average: 0 59.48 0.00 2.47 0.11 0.02 37.92 Average: 1 61.08 0.00 2.38 0.06 0.03 36.45 Average: 2 64.10 0.00 2.76 0.07 0.04 33.03 Average: 3 61.41 0.00 2.64 0.05 0.03 35.87