---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2919 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 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 698 9148 4 6141 14948 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:f1:6c:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84510sec preferred_lft 84510sec inet6 fe80::f816:3eff:fef1:6ca5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:6a:45:42:4f:3a 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-2919) 10/12/25 _x86_64_ (4 CPU) 01:09:43 LINUX RESTART (4 CPU) 01:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:15 62.23 11.38 47.29 3.56 2034.77 9875.93 61155.16 01:30:15 12.03 0.17 10.14 1.72 4.43 827.53 39132.37 01:40:02 33.19 0.22 28.34 4.63 8.20 8239.21 9201.76 Average: 36.04 4.01 28.74 3.30 697.89 6328.34 36885.09 01:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:15 9537732 13144916 2813444 17.18 125996 3614364 3062896 17.58 919196 5537124 5712 01:30:15 9207828 13283936 2671164 16.31 147892 4027288 3141276 18.03 1018592 5734756 273304 01:40:02 9510780 15441508 504008 3.08 174656 5772184 983020 5.64 1833552 4502320 284 Average: 9418780 13956787 1996205 12.19 149515 4471279 2395731 13.75 1257113 5258067 93100 01:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:15 lo 15.80 15.80 3.40 3.40 0.00 0.00 0.00 0.00 01:20:15 ens3 124.60 91.75 963.11 19.69 0.00 0.00 0.00 0.00 01:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:15 lo 167.67 167.67 125.24 125.24 0.00 0.00 0.00 0.00 01:30:15 ens3 26.43 18.44 215.73 3.94 0.00 0.00 0.00 0.00 01:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:02 lo 2286.54 2286.54 2196.99 2196.99 0.00 0.00 0.00 0.00 01:40:02 ens3 95.32 99.62 256.79 907.67 0.00 0.00 0.00 0.00 01:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 806.53 806.53 758.98 758.98 0.00 0.00 0.00 0.00 Average: ens3 82.35 69.89 483.93 303.88 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-2919) 10/12/25 _x86_64_ (4 CPU) 01:09:43 LINUX RESTART (4 CPU) 01:10:00 CPU %user %nice %system %iowait %steal %idle 01:20:15 all 34.12 0.00 1.84 3.37 0.10 60.58 01:20:15 0 35.22 0.00 1.88 4.85 0.09 57.96 01:20:15 1 33.91 0.00 1.85 2.24 0.10 61.90 01:20:15 2 34.33 0.00 1.78 2.69 0.09 61.11 01:20:15 3 33.01 0.00 1.87 3.68 0.09 61.35 01:30:15 all 19.99 0.00 0.95 0.14 0.08 78.84 01:30:15 0 20.50 0.00 0.93 0.32 0.08 78.16 01:30:15 1 20.82 0.00 1.12 0.09 0.08 77.89 01:30:15 2 18.68 0.00 0.86 0.04 0.08 80.33 01:30:15 3 19.97 0.00 0.91 0.09 0.08 78.95 01:40:02 all 49.21 0.00 2.50 0.35 0.09 47.86 01:40:02 0 49.24 0.00 2.20 0.51 0.09 47.97 01:40:02 1 50.02 0.00 2.14 0.37 0.09 47.38 01:40:02 2 47.86 0.00 3.01 0.35 0.09 48.69 01:40:02 3 49.74 0.00 2.64 0.16 0.09 47.38 Average: all 34.33 0.00 1.76 1.31 0.09 62.51 Average: 0 34.88 0.00 1.67 1.93 0.09 61.44 Average: 1 34.80 0.00 1.70 0.92 0.09 62.49 Average: 2 33.53 0.00 1.88 1.04 0.09 63.46 Average: 3 34.11 0.00 1.80 1.33 0.09 62.67