---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46819 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 11G 68G 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 671 10675 4 4642 14974 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:02:11:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84835sec preferred_lft 84835sec inet6 fe80::f816:3eff:fe02:11b8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:04:03:7d:23:4f 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-46819) 09/02/26 _x86_64_ (4 CPU) 07:27:04 LINUX RESTART (4 CPU) 07:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:15 43.64 2.73 34.33 6.58 167.34 4826.98 22484.93 07:50:01 33.76 0.19 27.81 5.76 10.94 3570.29 2342.92 Average: 38.81 1.49 31.14 6.18 90.88 4212.66 12638.80 07:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:15 10298736 13919848 2036368 12.44 164148 3566972 2240460 12.86 586704 5069964 23540 07:50:01 10982120 15372380 578960 3.54 206356 4232340 1146964 6.58 801364 4104196 220 Average: 10640428 14646114 1307664 7.99 185252 3899656 1693712 9.72 694034 4587080 11880 07:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:15 lo 3883.69 3883.69 3703.81 3703.81 0.00 0.00 0.00 0.00 07:40:15 ens3 153.60 112.03 1137.49 29.64 0.00 0.00 0.00 0.00 07:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 2864.18 2864.18 2720.30 2720.30 0.00 0.00 0.00 0.00 07:50:01 ens3 91.99 85.27 145.05 122.28 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3385.32 3385.32 3223.03 3223.03 0.00 0.00 0.00 0.00 Average: ens3 123.48 98.95 652.35 74.92 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-46819) 09/02/26 _x86_64_ (4 CPU) 07:27:04 LINUX RESTART (4 CPU) 07:30:01 CPU %user %nice %system %iowait %steal %idle 07:40:15 all 55.21 0.00 3.77 0.16 0.03 40.83 07:40:15 0 55.36 0.00 3.66 0.15 0.04 40.80 07:40:15 1 55.89 0.00 3.98 0.10 0.03 40.00 07:40:15 2 54.70 0.00 4.05 0.19 0.02 41.04 07:40:15 3 54.88 0.00 3.40 0.20 0.03 41.49 07:50:01 all 44.06 0.00 3.04 0.11 0.02 52.77 07:50:01 0 42.34 0.00 3.00 0.09 0.02 54.55 07:50:01 1 47.14 0.00 3.12 0.08 0.02 49.64 07:50:01 2 43.86 0.00 2.97 0.16 0.02 52.98 07:50:01 3 42.89 0.00 3.08 0.09 0.03 53.91 Average: all 49.75 0.00 3.41 0.13 0.03 46.67 Average: 0 48.99 0.00 3.33 0.12 0.03 47.53 Average: 1 51.61 0.00 3.56 0.09 0.03 44.71 Average: 2 49.40 0.00 3.52 0.18 0.02 46.87 Average: 3 49.02 0.00 3.24 0.15 0.03 47.56