---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6764 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: 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 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 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 661 9171 4 6155 14984 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:51:35:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84512sec preferred_lft 84512sec inet6 fe80::f816:3eff:fe51:35e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:5b:5d:fa:ac:02 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-6764) 11/07/25 _x86_64_ (4 CPU) 16:05:39 LINUX RESTART (4 CPU) 16:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:02 35.49 1.29 19.84 14.37 682.39 3617.17 317387.53 16:30:02 24.41 0.17 20.70 3.54 4.48 1959.95 24493.15 Average: 29.95 0.73 20.27 8.96 343.43 2788.56 170940.34 16:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:02 9454632 13183500 2773584 16.94 130760 3722268 3085648 17.71 937644 5596084 272 16:30:02 8821260 12985700 2967772 18.13 152168 4103852 3128816 17.96 1085036 6047012 33384 Average: 9137946 13084600 2870678 17.53 141464 3913060 3107232 17.84 1011340 5821548 16828 16:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:02 lo 27.84 27.84 6.46 6.46 0.00 0.00 0.00 0.00 16:20:02 ens3 38.59 28.78 246.97 6.63 0.00 0.00 0.00 0.00 16:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:02 lo 1373.72 1373.72 1284.11 1284.11 0.00 0.00 0.00 0.00 16:30:02 ens3 48.28 35.97 251.97 9.75 0.00 0.00 0.00 0.00 16:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 700.78 700.78 645.29 645.29 0.00 0.00 0.00 0.00 Average: ens3 43.44 32.38 249.47 8.19 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-6764) 11/07/25 _x86_64_ (4 CPU) 16:05:39 LINUX RESTART (4 CPU) 16:10:02 CPU %user %nice %system %iowait %steal %idle 16:20:02 all 33.62 0.00 1.44 0.18 0.08 64.68 16:20:02 0 32.71 0.00 1.44 0.40 0.08 65.36 16:20:02 1 32.64 0.00 1.37 0.12 0.09 65.78 16:20:02 2 33.84 0.00 1.86 0.13 0.09 64.09 16:20:02 3 35.30 0.00 1.10 0.06 0.08 63.47 16:30:02 all 37.93 0.00 1.87 0.09 0.09 60.02 16:30:02 0 35.68 0.00 1.82 0.04 0.09 62.37 16:30:02 1 38.31 0.00 1.90 0.04 0.09 59.66 16:30:02 2 39.11 0.00 1.94 0.21 0.09 58.65 16:30:02 3 38.60 0.00 1.82 0.08 0.09 59.42 Average: all 35.77 0.00 1.66 0.13 0.09 62.35 Average: 0 34.20 0.00 1.63 0.22 0.09 63.87 Average: 1 35.47 0.00 1.64 0.08 0.09 62.73 Average: 2 36.48 0.00 1.90 0.17 0.09 61.37 Average: 3 36.95 0.00 1.46 0.07 0.08 61.44