---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12011 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 nrip_save 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 647 10478 4 4863 14999 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:2a:ed:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84931sec preferred_lft 84931sec inet6 fe80::f816:3eff:fe2a:ed55/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:07:f8:a1:77:93 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12011) 11/19/25 _x86_64_ (4 CPU) 21:17:33 LINUX RESTART (4 CPU) 21:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:03 15.80 2.95 11.41 1.44 677.65 3653.26 4570.36 21:40:01 36.12 0.57 20.48 15.07 20.05 4176.86 241879.89 Average: 25.96 1.76 15.94 8.26 348.87 3915.05 123220.17 21:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:03 10058740 13686504 2271864 13.88 142048 3593184 2553956 14.66 798968 5117348 113436 21:40:01 10769140 15387920 563072 3.44 167160 4493840 1088336 6.25 1072816 4044292 4 Average: 10413940 14537212 1417468 8.66 154604 4043512 1821146 10.45 935892 4580820 56720 21:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:03 lo 1.46 1.46 0.15 0.15 0.00 0.00 0.00 0.00 21:30:03 ens3 115.70 89.46 625.40 22.10 0.00 0.00 0.00 0.00 21:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 1496.00 1496.00 1416.08 1416.08 0.00 0.00 0.00 0.00 21:40:01 ens3 101.96 90.09 399.19 154.77 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 748.70 748.70 708.09 708.09 0.00 0.00 0.00 0.00 Average: ens3 108.83 89.77 512.30 88.43 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12011) 11/19/25 _x86_64_ (4 CPU) 21:17:33 LINUX RESTART (4 CPU) 21:20:04 CPU %user %nice %system %iowait %steal %idle 21:30:03 all 73.69 0.00 2.35 0.08 0.09 23.79 21:30:03 0 74.20 0.00 2.00 0.03 0.09 23.68 21:30:03 1 73.19 0.00 2.82 0.06 0.09 23.84 21:30:03 2 72.73 0.00 2.21 0.07 0.09 24.91 21:30:03 3 74.65 0.00 2.38 0.15 0.09 22.73 21:40:01 all 52.36 0.00 2.11 0.10 0.07 45.36 21:40:01 0 52.87 0.00 2.14 0.05 0.08 44.87 21:40:01 1 52.65 0.00 2.05 0.22 0.07 45.02 21:40:01 2 53.18 0.00 2.28 0.10 0.07 44.37 21:40:01 3 50.76 0.00 1.96 0.04 0.07 47.17 Average: all 63.02 0.00 2.23 0.09 0.08 34.58 Average: 0 63.53 0.00 2.07 0.04 0.08 34.28 Average: 1 62.92 0.00 2.43 0.14 0.08 34.43 Average: 2 62.95 0.00 2.24 0.08 0.08 34.65 Average: 3 62.70 0.00 2.17 0.10 0.08 34.96