---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42094 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: 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 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 780 9343 4 5865 14865 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:03:57:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.198/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84548sec preferred_lft 84548sec inet6 fe80::f816:3eff:fe03:5769/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:07:8d:9b:64:fc 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-42094) 08/28/26 _x86_64_ (4 CPU) 15:08:44 LINUX RESTART (4 CPU) 15:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:14 38.02 15.20 21.28 1.54 327.87 6019.27 26190.09 15:30:01 65.84 0.37 41.94 23.53 11.17 3509.33 279979.77 Average: 51.77 7.88 31.49 12.40 171.39 4779.14 151584.51 15:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:14 9854308 13727656 2226656 13.60 161616 3795196 2536356 14.56 664680 5419820 86080 15:30:01 8937660 13367000 2581716 15.77 193300 4275364 2795904 16.05 823172 6121696 18024 Average: 9395984 13547328 2404186 14.68 177458 4035280 2666130 15.30 743926 5770758 52052 15:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:14 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 15:20:14 ens3 93.30 74.21 944.09 16.46 0.00 0.00 0.00 0.00 15:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 5888.50 5888.50 5616.37 5616.37 0.00 0.00 0.00 0.00 15:30:01 ens3 53.32 43.68 321.13 10.97 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2910.18 2910.18 2775.06 2775.06 0.00 0.00 0.00 0.00 Average: ens3 73.55 59.13 636.29 13.75 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-42094) 08/28/26 _x86_64_ (4 CPU) 15:08:44 LINUX RESTART (4 CPU) 15:10:12 CPU %user %nice %system %iowait %steal %idle 15:20:14 all 66.34 0.06 2.70 0.16 0.03 30.71 15:20:14 0 65.87 0.01 2.58 0.12 0.02 31.40 15:20:14 1 67.95 0.12 2.48 0.14 0.03 29.28 15:20:14 2 65.90 0.06 3.10 0.13 0.04 30.77 15:20:14 3 65.62 0.07 2.64 0.25 0.02 31.40 15:30:01 all 60.52 0.00 4.64 0.13 0.03 34.68 15:30:01 0 60.41 0.00 4.77 0.11 0.03 34.68 15:30:01 1 60.71 0.00 4.79 0.08 0.03 34.39 15:30:01 2 60.61 0.00 4.06 0.11 0.03 35.18 15:30:01 3 60.34 0.00 4.96 0.21 0.03 34.47 Average: all 63.46 0.03 3.66 0.14 0.03 32.67 Average: 0 63.18 0.01 3.66 0.11 0.03 33.02 Average: 1 64.37 0.06 3.62 0.11 0.03 31.81 Average: 2 63.29 0.03 3.58 0.12 0.04 32.94 Average: 3 63.01 0.03 3.79 0.23 0.02 32.92