---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42104 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 12G 67G 15% / 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 618 9597 4 5773 15027 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:54:da:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84572sec preferred_lft 84572sec inet6 fe80::f816:3eff:fe54:dabe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:5e:3e:4a:bd:0a 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-42104) 08/28/26 _x86_64_ (4 CPU) 15:47:34 LINUX RESTART (4 CPU) 15:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:06 21.07 2.66 17.02 1.40 146.71 4634.52 6075.83 16:10:01 32.32 0.05 28.86 3.41 1.30 3257.62 27024.76 Average: 26.68 1.36 22.92 2.40 74.30 3948.82 16508.41 15:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:06 9445132 13227200 2728648 16.67 157676 3709852 3059100 17.56 709004 5797468 26192 16:10:01 8627160 12982376 2968976 18.13 184968 4209812 3164696 18.17 864076 6399664 13088 Average: 9036146 13104788 2848812 17.40 171322 3959832 3111898 17.86 786540 6098566 19640 15:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:06 lo 664.40 664.40 632.86 632.86 0.00 0.00 0.00 0.00 16:00:06 ens3 100.37 80.23 899.79 16.22 0.00 0.00 0.00 0.00 16:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1693.09 1693.09 1614.16 1614.16 0.00 0.00 0.00 0.00 16:10:01 ens3 35.01 27.61 158.30 8.33 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1176.69 1176.69 1121.54 1121.54 0.00 0.00 0.00 0.00 Average: ens3 67.82 54.02 530.53 12.29 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-42104) 08/28/26 _x86_64_ (4 CPU) 15:47:34 LINUX RESTART (4 CPU) 15:50:06 CPU %user %nice %system %iowait %steal %idle 16:00:06 all 50.79 0.00 1.87 0.08 0.03 47.23 16:00:06 0 50.38 0.00 1.75 0.07 0.02 47.78 16:00:06 1 51.74 0.00 1.95 0.08 0.03 46.21 16:00:06 2 50.28 0.00 2.00 0.07 0.03 47.62 16:00:06 3 50.77 0.00 1.77 0.11 0.03 47.33 16:10:01 all 55.78 0.00 2.64 0.07 0.03 41.48 16:10:01 0 55.56 0.00 2.68 0.04 0.03 41.69 16:10:01 1 56.64 0.00 2.66 0.04 0.03 40.64 16:10:01 2 54.93 0.00 2.32 0.08 0.03 42.64 16:10:01 3 56.00 0.00 2.88 0.14 0.03 40.96 Average: all 53.28 0.00 2.25 0.08 0.03 44.37 Average: 0 52.96 0.00 2.21 0.06 0.02 44.75 Average: 1 54.18 0.00 2.30 0.06 0.03 43.44 Average: 2 52.60 0.00 2.16 0.07 0.03 45.14 Average: 3 53.37 0.00 2.32 0.12 0.03 44.16