---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3746 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 68G 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 667 10520 4 4801 14979 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:a4:f7:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83244sec preferred_lft 83244sec inet6 fe80::f816:3eff:fea4:f764/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:ce:39:20:73:43 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-3746) 10/30/25 _x86_64_ (4 CPU) 11:56:19 LINUX RESTART (4 CPU) 12:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:01 7.33 0.64 6.03 0.66 669.10 955.23 26759.90 12:20:10 1.40 0.01 1.37 0.02 0.05 16.76 0.58 12:30:10 1.20 0.00 1.18 0.02 0.00 14.17 0.13 12:40:01 52.88 4.45 36.13 12.31 265.85 4758.06 246263.01 Average: 15.55 1.26 11.07 3.22 231.25 1420.52 67506.98 12:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:01 13309076 15513812 498676 3.05 60240 2367612 1146532 6.58 466156 2343356 208 12:20:10 13308352 15513704 498864 3.05 60736 2367724 1146596 6.58 466664 2342724 32 12:30:10 13308352 15514136 498416 3.04 61144 2367732 1146596 6.58 467072 2343504 32 12:40:01 9717492 13310096 2648932 16.18 134476 3589636 2974352 17.07 832548 5444188 38916 Average: 12410818 14962937 1036222 6.33 79149 2673176 1603519 9.20 558110 3118443 9797 12:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:01 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 12:10:01 ens3 15.57 10.00 210.51 0.71 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:20:10 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 12:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:10 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:30:10 ens3 0.23 0.08 0.04 0.02 0.00 0.00 0.00 0.00 12:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 12:40:01 ens3 109.82 83.74 699.90 18.47 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.45 0.45 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 31.12 23.22 225.14 4.75 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-3746) 10/30/25 _x86_64_ (4 CPU) 11:56:19 LINUX RESTART (4 CPU) 12:00:10 CPU %user %nice %system %iowait %steal %idle 12:10:01 all 0.51 0.00 0.29 0.16 0.02 99.03 12:10:01 0 0.49 0.00 0.29 0.23 0.01 98.98 12:10:01 1 0.59 0.00 0.16 0.14 0.02 99.08 12:10:01 2 0.57 0.00 0.38 0.18 0.02 98.85 12:10:01 3 0.37 0.00 0.31 0.09 0.02 99.20 12:20:10 all 0.05 0.00 0.02 0.01 0.02 99.90 12:20:10 0 0.01 0.00 0.01 0.00 0.00 99.98 12:20:10 1 0.13 0.00 0.02 0.01 0.02 99.82 12:20:10 2 0.02 0.00 0.03 0.02 0.02 99.92 12:20:10 3 0.04 0.00 0.03 0.00 0.03 99.90 12:30:10 all 0.23 0.00 0.02 0.01 0.02 99.73 12:30:10 0 0.01 0.00 0.01 0.01 0.01 99.96 12:30:10 1 0.57 0.00 0.02 0.00 0.02 99.40 12:30:10 2 0.30 0.00 0.01 0.02 0.02 99.65 12:30:10 3 0.03 0.00 0.03 0.00 0.03 99.91 12:40:01 all 67.62 0.00 2.23 0.31 0.10 29.73 12:40:01 0 66.03 0.00 2.28 0.15 0.11 31.43 12:40:01 1 66.87 0.00 2.22 0.49 0.10 30.33 12:40:01 2 67.01 0.00 2.10 0.46 0.10 30.33 12:40:01 3 70.58 0.00 2.33 0.15 0.10 26.84 Average: all 16.87 0.00 0.63 0.12 0.04 82.34 Average: 0 16.42 0.00 0.64 0.10 0.03 82.81 Average: 1 16.82 0.00 0.60 0.16 0.04 82.39 Average: 2 16.72 0.00 0.62 0.17 0.04 82.45 Average: 3 17.52 0.00 0.67 0.06 0.04 81.70