---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-64 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 11G 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 708 9458 4 5823 14938 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:ce:4f:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.44/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84480sec preferred_lft 84480sec inet6 fe80::f816:3eff:fece:4f08/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:ec:e5:70:65:9f 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-64) 10/20/25 _x86_64_ (4 CPU) 00:39:58 LINUX RESTART (4 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 53.41 11.58 39.98 1.85 2059.88 15814.57 23067.15 01:00:07 27.70 0.13 24.37 3.20 6.21 3282.23 38124.70 01:10:08 29.15 0.11 24.14 4.89 5.56 6431.19 30181.99 Average: 36.81 3.97 29.53 3.31 695.36 8537.24 30426.29 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 10201892 13872900 2085592 12.74 140848 3650844 2370932 13.61 830744 4949332 38072 01:00:07 9175852 13494596 2457388 15.01 177668 4201464 2662292 15.28 1068824 5672728 10972 01:10:08 9764520 15364136 581208 3.55 200700 5387684 1092244 6.27 1173148 4877988 332 Average: 9714088 14243877 1708063 10.43 173072 4413331 2041823 11.72 1024239 5166683 16459 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 88.97 88.97 83.88 83.88 0.00 0.00 0.00 0.00 00:50:08 ens3 134.34 96.54 1031.55 20.57 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:07 lo 1290.07 1290.07 1229.01 1229.01 0.00 0.00 0.00 0.00 01:00:07 ens3 55.05 40.36 113.44 15.49 0.00 0.00 0.00 0.00 01:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:08 lo 650.91 650.91 614.54 614.54 0.00 0.00 0.00 0.00 01:10:08 ens3 65.01 58.14 219.67 143.86 0.00 0.00 0.00 0.00 01:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 674.13 674.13 640.07 640.07 0.00 0.00 0.00 0.00 Average: ens3 84.98 65.14 456.99 59.93 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-64) 10/20/25 _x86_64_ (4 CPU) 00:39:58 LINUX RESTART (4 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 35.22 0.00 1.74 5.15 0.11 57.77 00:50:08 0 33.73 0.00 1.69 1.02 0.10 63.47 00:50:08 1 37.18 0.00 1.92 8.46 0.12 52.33 00:50:08 2 36.08 0.00 1.68 9.90 0.13 52.21 00:50:08 3 33.90 0.00 1.69 1.25 0.11 63.04 01:00:07 all 62.27 0.00 2.45 0.23 0.14 34.91 01:00:07 0 61.59 0.00 2.25 0.57 0.14 35.45 01:00:07 1 62.86 0.00 2.50 0.17 0.14 34.33 01:00:07 2 61.75 0.00 2.67 0.07 0.14 35.38 01:00:07 3 62.89 0.00 2.40 0.10 0.14 34.47 01:10:08 all 54.08 0.00 1.97 0.16 0.09 43.70 01:10:08 0 50.30 0.00 1.87 0.19 0.10 47.54 01:10:08 1 50.08 0.00 1.72 0.04 0.09 48.07 01:10:08 2 57.51 0.00 2.05 0.09 0.09 40.26 01:10:08 3 58.44 0.00 2.24 0.32 0.10 38.90 Average: all 50.46 0.00 2.05 1.86 0.12 45.51 Average: 0 48.47 0.00 1.94 0.60 0.11 48.89 Average: 1 49.98 0.00 2.04 2.91 0.11 44.95 Average: 2 51.72 0.00 2.13 3.37 0.12 42.65 Average: 3 51.67 0.00 2.11 0.56 0.12 45.54