---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8614 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: 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 619 10455 4 4914 15026 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:d0:ea:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84811sec preferred_lft 84811sec inet6 fe80::f816:3eff:fed0:ea4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:1b:00:02:d3:ca 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-8614) 09/16/26 _x86_64_ (4 CPU) 09:54:30 LINUX RESTART (4 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:14 3.64 0.06 3.41 0.17 6.75 577.80 24.70 10:20:02 24.06 0.69 21.26 2.11 31.03 6162.57 4096.10 Average: 13.64 0.37 12.16 1.12 18.64 3313.82 2019.31 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:14 9146840 12304284 3657672 22.34 114848 3197404 3848704 22.09 501684 6364772 104 10:20:02 10794084 15468124 487996 2.98 137304 4632836 1026116 5.89 865048 4285176 2168 Average: 9970462 13886204 2072834 12.66 126076 3915120 2437410 13.99 683366 5324974 1136 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:14 lo 0.60 0.60 0.37 0.37 0.00 0.00 0.00 0.00 10:10:14 ens3 11.81 9.79 45.57 2.80 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 569.59 569.59 539.76 539.76 0.00 0.00 0.00 0.00 10:20:02 ens3 79.75 65.33 529.64 87.91 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 279.35 279.35 264.62 264.62 0.00 0.00 0.00 0.00 Average: ens3 45.09 37.00 282.72 44.49 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-8614) 09/16/26 _x86_64_ (4 CPU) 09:54:30 LINUX RESTART (4 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:14 all 48.84 0.00 0.84 0.02 0.04 50.25 10:10:14 0 48.22 0.00 0.75 0.00 0.04 50.98 10:10:14 1 54.65 0.00 0.91 0.02 0.05 44.36 10:10:14 2 42.08 0.00 0.93 0.03 0.04 56.92 10:10:14 3 50.44 0.00 0.78 0.02 0.04 48.72 10:20:02 all 54.33 0.00 1.71 0.13 0.05 43.77 10:20:02 0 57.91 0.00 1.70 0.21 0.07 40.11 10:20:02 1 49.69 0.00 1.64 0.07 0.03 48.56 10:20:02 2 47.97 0.00 1.56 0.05 0.03 50.39 10:20:02 3 61.77 0.00 1.96 0.20 0.07 36.00 Average: all 51.53 0.00 1.27 0.08 0.05 47.08 Average: 0 52.96 0.00 1.21 0.10 0.06 45.67 Average: 1 52.22 0.00 1.27 0.05 0.04 46.42 Average: 2 44.96 0.00 1.24 0.04 0.03 53.73 Average: 3 55.99 0.00 1.36 0.11 0.06 42.49