---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-45327 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 639 10201 4 5147 15005 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:c8:c3:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84724sec preferred_lft 84724sec inet6 fe80::f816:3eff:fec8:c367/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ed:cc:99:fa:01 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-45327) 08/30/26 _x86_64_ (4 CPU) 00:25:28 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:23 5.86 0.33 5.18 0.34 208.70 1004.46 415.19 00:50:04 19.53 0.54 17.54 1.45 19.94 2478.81 9250.29 Average: 12.46 0.43 11.15 0.88 117.54 1716.52 4682.26 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:23 10056776 13330564 2630476 16.07 117728 3308048 2863900 16.44 568404 5395992 1116 00:50:04 8758628 12763504 3192692 19.50 137624 3979980 3329152 19.11 802388 6411188 263104 Average: 9407702 13047034 2911584 17.78 127676 3644014 3096526 17.77 685396 5903590 132110 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:23 lo 0.64 0.64 0.37 0.37 0.00 0.00 0.00 0.00 00:40:23 ens3 13.87 9.27 91.86 2.76 0.00 0.00 0.00 0.00 00:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:04 lo 559.66 559.66 533.45 533.45 0.00 0.00 0.00 0.00 00:50:04 ens3 42.48 30.88 457.96 5.65 0.00 0.00 0.00 0.00 00:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 270.63 270.63 257.83 257.83 0.00 0.00 0.00 0.00 Average: ens3 27.69 19.71 268.68 4.16 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-45327) 08/30/26 _x86_64_ (4 CPU) 00:25:28 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:23 all 51.69 0.00 0.91 0.05 0.03 47.32 00:40:23 0 48.94 0.00 0.83 0.02 0.03 50.18 00:40:23 1 54.39 0.00 0.90 0.03 0.04 44.64 00:40:23 2 45.01 0.00 0.92 0.05 0.02 54.00 00:40:23 3 58.39 0.00 0.98 0.10 0.05 40.49 00:50:04 all 61.15 0.00 1.57 0.07 0.04 37.16 00:50:04 0 53.29 0.00 1.57 0.07 0.03 45.03 00:50:04 1 51.20 0.00 1.52 0.07 0.02 47.19 00:50:04 2 83.66 0.00 1.76 0.09 0.07 14.42 00:50:04 3 56.44 0.00 1.44 0.07 0.04 42.01 Average: all 56.26 0.00 1.23 0.06 0.04 42.41 Average: 0 51.04 0.00 1.19 0.05 0.03 47.70 Average: 1 52.85 0.00 1.20 0.05 0.03 45.87 Average: 2 63.70 0.00 1.32 0.07 0.05 34.86 Average: 3 57.45 0.00 1.20 0.08 0.04 41.22