---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-250 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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: 5600.02 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 655 6375 4 8958 14990 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:c6:6d:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.191/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85029sec preferred_lft 85029sec inet6 fe80::f816:3eff:fec6:6dde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:4b:be:c4:f7:23 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-250) 10/09/26 _x86_64_ (4 CPU) 05:17:31 LINUX RESTART (4 CPU) 05:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:03 42.39 3.73 37.03 1.63 382.13 14920.35 3766.27 05:40:01 259.23 1.74 229.80 27.70 45.13 14821.97 1217462.99 Average: 150.64 2.73 133.26 14.64 213.89 14871.24 609677.65 05:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:03 7528028 13662872 2283708 13.95 202228 5921696 2579664 14.81 1213364 7066500 150516 05:40:01 6510624 15333916 589336 3.60 344272 8252000 1149032 6.60 2159700 6910640 10660 Average: 7019326 14498394 1436522 8.77 273250 7086848 1864348 10.70 1686532 6988570 80588 05:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:03 lo 0.66 0.66 0.19 0.19 0.00 0.00 0.00 0.00 05:30:03 ens3 193.55 151.81 1662.99 32.13 0.00 0.00 0.00 0.00 05:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 17.64 17.64 1.71 1.71 0.00 0.00 0.00 0.00 05:40:01 ens3 108.52 114.86 302.37 665.20 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.14 9.14 0.95 0.95 0.00 0.00 0.00 0.00 Average: ens3 151.10 133.36 983.73 348.17 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 5.15.0-194-generic (prd-ubuntu2204-docker-v1-8c-8g-250) 10/09/26 _x86_64_ (4 CPU) 05:17:31 LINUX RESTART (4 CPU) 05:20:03 CPU %user %nice %system %iowait %steal %idle 05:30:03 all 36.14 0.00 2.92 0.35 0.02 60.57 05:30:03 0 37.91 0.00 2.62 0.30 0.02 59.14 05:30:03 1 33.51 0.00 2.82 0.29 0.02 63.36 05:30:03 2 38.30 0.00 3.24 0.27 0.02 58.16 05:30:03 3 34.82 0.00 3.02 0.54 0.02 61.61 05:40:01 all 37.70 0.00 3.46 0.33 0.02 58.48 05:40:01 0 28.95 0.00 3.24 0.24 0.02 67.56 05:40:01 1 43.70 0.00 3.22 0.28 0.02 52.78 05:40:01 2 35.38 0.00 3.87 0.37 0.02 60.35 05:40:01 3 42.78 0.00 3.53 0.44 0.02 53.23 Average: all 36.92 0.00 3.19 0.34 0.02 59.53 Average: 0 33.44 0.00 2.93 0.27 0.02 63.34 Average: 1 38.60 0.00 3.02 0.29 0.02 58.07 Average: 2 36.85 0.00 3.55 0.32 0.02 59.26 Average: 3 38.79 0.00 3.27 0.49 0.02 57.43