---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2625 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 67G 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 695 9831 4 5462 14950 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:52:c3:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.151/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84451sec preferred_lft 84451sec inet6 fe80::f816:3eff:fe52:c306/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:8a:61:a3:b7:6c 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-2625) 11/30/25 _x86_64_ (4 CPU) 18:22:09 LINUX RESTART (4 CPU) 18:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 42.00 0.02 35.68 6.30 0.27 1504.63 127820.59 18:50:13 30.15 0.19 25.83 4.13 4.95 5720.56 30525.03 Average: 36.02 0.10 30.71 5.20 2.63 3633.27 78695.61 18:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 9324440 12842484 3115644 19.03 152208 3501200 3288892 18.88 876824 5765248 272 18:50:13 7719292 12917832 3031624 18.52 181188 5068332 3467076 19.90 1491196 6686392 131392 Average: 8521866 12880158 3073634 18.77 166698 4284766 3377984 19.39 1184010 6225820 65832 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 46.03 46.03 11.15 11.15 0.00 0.00 0.00 0.00 18:40:01 ens3 10.33 8.45 9.84 2.91 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:13 lo 1647.98 1647.98 1564.30 1564.30 0.00 0.00 0.00 0.00 18:50:13 ens3 78.27 58.80 448.58 15.02 0.00 0.00 0.00 0.00 18:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 854.86 854.86 795.34 795.34 0.00 0.00 0.00 0.00 Average: ens3 44.63 33.87 231.36 9.02 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-2625) 11/30/25 _x86_64_ (4 CPU) 18:22:09 LINUX RESTART (4 CPU) 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 21.90 0.00 1.01 0.38 0.09 76.62 18:40:01 0 21.95 0.00 0.98 0.19 0.09 76.80 18:40:01 1 21.56 0.00 0.96 0.19 0.09 77.19 18:40:01 2 22.63 0.00 0.98 0.13 0.09 76.16 18:40:01 3 21.44 0.00 1.11 1.02 0.09 76.34 18:50:13 all 45.53 0.00 2.23 0.17 0.07 51.99 18:50:13 0 45.59 0.00 2.33 0.24 0.07 51.76 18:50:13 1 45.80 0.00 2.47 0.11 0.07 51.54 18:50:13 2 45.50 0.00 2.24 0.11 0.08 52.08 18:50:13 3 45.24 0.00 1.87 0.23 0.07 52.59 Average: all 33.82 0.00 1.62 0.28 0.08 64.20 Average: 0 33.88 0.00 1.66 0.21 0.08 64.16 Average: 1 33.79 0.00 1.72 0.15 0.08 64.25 Average: 2 34.17 0.00 1.61 0.12 0.09 64.01 Average: 3 33.45 0.00 1.50 0.62 0.08 64.36