---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46086 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 756 9509 4 5722 14889 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:17:aa:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84568sec preferred_lft 84568sec inet6 fe80::f816:3eff:fe17:aa05/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:7e:e9:74:03:87 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-46086) 08/30/26 _x86_64_ (4 CPU) 11:12:46 LINUX RESTART (4 CPU) 11:20:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:07 38.26 0.49 31.40 6.36 15.71 3772.76 3911.88 11:40:17 42.25 0.00 34.37 7.88 0.01 2824.58 11693.66 Average: 40.28 0.24 32.91 7.13 7.74 3291.47 7861.91 11:20:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:07 9213868 13359136 2592788 15.84 176440 4039528 2752844 15.80 788264 5890580 16820 11:40:17 8446608 13085596 2862184 17.48 214184 4446300 3197020 18.35 908200 6510900 38220 Average: 8830238 13222366 2727486 16.66 195312 4242914 2974932 17.08 848232 6200740 27520 11:20:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:07 lo 3554.07 3554.07 3389.84 3389.84 0.00 0.00 0.00 0.00 11:30:07 ens3 64.40 48.37 325.86 13.07 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:17 lo 4966.18 4966.18 4735.50 4735.50 0.00 0.00 0.00 0.00 11:40:17 ens3 36.67 30.24 11.66 10.23 0.00 0.00 0.00 0.00 11:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4270.86 4270.86 4072.90 4072.90 0.00 0.00 0.00 0.00 Average: ens3 50.32 39.17 166.37 11.63 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-46086) 08/30/26 _x86_64_ (4 CPU) 11:12:46 LINUX RESTART (4 CPU) 11:20:14 CPU %user %nice %system %iowait %steal %idle 11:30:07 all 62.59 0.00 3.79 0.11 0.02 33.50 11:30:07 0 61.48 0.00 3.75 0.11 0.02 34.64 11:30:07 1 63.38 0.00 3.87 0.14 0.02 32.59 11:30:07 2 61.98 0.00 3.83 0.09 0.02 34.08 11:30:07 3 63.51 0.00 3.70 0.08 0.01 32.70 11:40:17 all 62.59 0.00 4.44 0.11 0.02 32.84 11:40:17 0 62.52 0.00 4.60 0.13 0.02 32.73 11:40:17 1 61.28 0.00 4.08 0.13 0.02 34.49 11:40:17 2 63.06 0.00 4.02 0.09 0.03 32.80 11:40:17 3 63.49 0.00 5.04 0.10 0.03 31.34 Average: all 62.59 0.00 4.12 0.11 0.02 33.17 Average: 0 62.01 0.00 4.18 0.12 0.02 33.67 Average: 1 62.32 0.00 3.98 0.14 0.02 33.56 Average: 2 62.53 0.00 3.93 0.09 0.03 33.43 Average: 3 63.50 0.00 4.38 0.09 0.02 32.01