---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2775 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 66G 16% / 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 631 8607 4 6750 15015 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:7f:08:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84351sec preferred_lft 84351sec inet6 fe80::f816:3eff:fe7f:854/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:43:23:a7:9f:a8 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-2775) 10/11/25 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:12 22.92 0.07 19.92 2.93 7.11 2254.07 5995.77 19:30:01 29.87 0.03 26.80 3.04 0.50 4508.21 8741.34 Average: 26.33 0.05 23.30 2.98 3.87 3359.41 7342.08 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:12 9257720 13152688 2803548 17.12 146604 3862440 2984304 17.13 972348 5749856 11024 19:30:01 6266780 11217472 4734520 28.92 162324 4857864 4675420 26.84 1272268 8365068 11700 Average: 7762250 12185080 3769034 23.02 154464 4360152 3829862 21.98 1122308 7057462 11362 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:12 lo 1321.05 1321.05 1252.10 1252.10 0.00 0.00 0.00 0.00 19:20:12 ens3 41.49 36.96 26.01 12.81 0.00 0.00 0.00 0.00 19:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 1228.30 1228.30 1213.68 1213.68 0.00 0.00 0.00 0.00 19:30:01 ens3 42.92 35.39 31.64 12.32 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1275.57 1275.57 1233.26 1233.26 0.00 0.00 0.00 0.00 Average: ens3 42.19 36.19 28.77 12.57 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-2775) 10/11/25 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:12 all 65.59 0.00 2.34 0.95 0.10 31.02 19:20:12 0 63.59 0.00 2.44 0.28 0.10 33.60 19:20:12 1 66.96 0.00 2.32 1.37 0.10 29.25 19:20:12 2 66.71 0.00 2.34 1.15 0.10 29.70 19:20:12 3 65.08 0.00 2.27 1.01 0.10 31.54 19:30:01 all 56.23 0.00 2.28 0.18 0.10 41.21 19:30:01 0 53.77 0.00 1.98 0.21 0.10 43.94 19:30:01 1 56.79 0.00 2.12 0.13 0.10 40.86 19:30:01 2 57.62 0.00 2.35 0.11 0.09 39.83 19:30:01 3 56.75 0.00 2.67 0.26 0.10 40.21 Average: all 61.00 0.00 2.31 0.57 0.10 36.02 Average: 0 58.78 0.00 2.21 0.24 0.10 38.67 Average: 1 61.98 0.00 2.22 0.76 0.10 34.94 Average: 2 62.25 0.00 2.34 0.64 0.10 34.67 Average: 3 61.00 0.00 2.47 0.65 0.10 35.79