---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41573 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 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 696 10143 4 5148 14948 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:be:b4:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.212/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84566sec preferred_lft 84566sec inet6 fe80::f816:3eff:febe:b451/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:02:97:ca:88:74 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-41573) 08/27/26 _x86_64_ (4 CPU) 14:40:54 LINUX RESTART (4 CPU) 14:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:06 12.85 0.49 11.26 1.10 18.84 3104.93 2825.08 15:10:12 25.12 0.63 20.66 3.83 24.69 3789.05 2716.75 Average: 18.98 0.56 15.96 2.47 21.77 3446.89 2770.93 14:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:06 9555228 13487836 2466464 15.06 155644 3858112 2880704 16.54 677948 5704188 28412 15:10:12 10457348 15368536 578852 3.54 179524 4750116 1106988 6.35 935956 4452864 12 Average: 10006288 14428186 1522658 9.30 167584 4304114 1993846 11.44 806952 5078526 14212 14:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:06 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 15:00:06 ens3 56.45 44.03 137.33 17.19 0.00 0.00 0.00 0.00 15:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:12 lo 1597.64 1597.64 1511.48 1511.48 0.00 0.00 0.00 0.00 15:10:12 ens3 100.58 92.26 439.05 161.97 0.00 0.00 0.00 0.00 15:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 799.28 799.28 755.58 755.58 0.00 0.00 0.00 0.00 Average: ens3 78.51 68.13 288.14 89.56 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-41573) 08/27/26 _x86_64_ (4 CPU) 14:40:54 LINUX RESTART (4 CPU) 14:50:01 CPU %user %nice %system %iowait %steal %idle 15:00:06 all 73.05 0.00 2.40 0.03 0.04 24.48 15:00:06 0 70.93 0.00 2.55 0.03 0.03 26.45 15:00:06 1 74.89 0.00 2.61 0.05 0.03 22.41 15:00:06 2 74.47 0.00 2.05 0.02 0.04 23.42 15:00:06 3 71.91 0.00 2.40 0.02 0.05 25.62 15:10:12 all 46.16 0.00 2.24 0.10 0.03 51.48 15:10:12 0 43.35 0.00 1.85 0.13 0.02 54.64 15:10:12 1 47.09 0.00 2.43 0.09 0.03 50.36 15:10:12 2 50.58 0.00 2.40 0.07 0.03 46.91 15:10:12 3 43.60 0.00 2.29 0.09 0.02 53.99 Average: all 59.61 0.00 2.32 0.06 0.03 37.97 Average: 0 57.15 0.00 2.20 0.08 0.03 40.53 Average: 1 60.99 0.00 2.52 0.07 0.03 36.39 Average: 2 62.53 0.00 2.23 0.05 0.04 35.16 Average: 3 57.77 0.00 2.34 0.06 0.04 39.79