---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-651 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 17G 62G 21% / 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 650 6350 4 8987 14995 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:2a:93:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.94/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84956sec preferred_lft 84956sec inet6 fe80::f816:3eff:fe2a:933d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:c2:16:72:28:e3 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-v1-8c-8g-651) 09/12/26 _x86_64_ (4 CPU) 05:29:54 LINUX RESTART (4 CPU) 05:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:25 58.51 11.82 44.79 1.89 1583.72 21046.61 3612.75 05:50:19 231.33 0.52 222.68 8.12 7.66 15957.72 76736.60 Average: 142.70 6.32 131.45 4.92 815.93 18567.53 39235.36 05:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:25 8638708 13951240 2001364 12.22 166104 5205248 2387524 13.70 963892 6302276 224696 05:50:19 4944832 13641296 2283648 13.95 323776 8141504 2619536 15.04 1781032 8854092 58540 Average: 6791770 13796268 2142506 13.09 244940 6673376 2503530 14.37 1372462 7578184 141618 05:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:25 lo 0.86 0.86 0.21 0.21 0.00 0.00 0.00 0.00 05:40:25 ens3 200.46 142.64 1781.43 31.70 0.00 0.00 0.00 0.00 05:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:19 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 05:50:19 ens3 64.68 53.36 335.07 14.60 0.00 0.00 0.00 0.00 05:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 134.31 99.15 1076.83 23.37 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-v1-8c-8g-651) 09/12/26 _x86_64_ (4 CPU) 05:29:54 LINUX RESTART (4 CPU) 05:30:00 CPU %user %nice %system %iowait %steal %idle 05:40:25 all 25.24 0.00 3.22 1.07 0.05 70.42 05:40:25 0 24.74 0.00 3.19 0.72 0.05 71.28 05:40:25 1 24.00 0.00 3.96 1.87 0.06 70.11 05:40:25 2 26.64 0.00 2.66 0.58 0.05 70.07 05:40:25 3 25.56 0.00 3.07 1.10 0.05 70.22 05:50:19 all 40.52 0.00 3.61 0.39 0.06 55.42 05:50:19 0 36.09 0.00 3.23 0.24 0.07 60.37 05:50:19 1 41.79 0.00 4.06 0.58 0.06 53.50 05:50:19 2 41.36 0.00 3.52 0.41 0.07 54.64 05:50:19 3 42.85 0.00 3.61 0.32 0.06 53.16 Average: all 32.68 0.00 3.41 0.74 0.06 63.12 Average: 0 30.27 0.00 3.21 0.49 0.06 65.97 Average: 1 32.68 0.00 4.01 1.24 0.06 62.01 Average: 2 33.80 0.00 3.08 0.50 0.06 62.56 Average: 3 33.96 0.00 3.33 0.72 0.06 61.93