---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10234 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 9.3G 69G 13% / 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 612 11568 4 3808 15034 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:a5:98:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84573sec preferred_lft 84573sec inet6 fe80::f816:3eff:fea5:9862/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:3e:36:80:90:9e 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-10234) 11/14/25 _x86_64_ (4 CPU) 00:53:31 LINUX RESTART (4 CPU) 01:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 44.07 4.57 38.75 0.74 272.46 4422.01 1433.82 01:20:02 16.38 0.06 13.47 2.84 2.68 1104.33 46853.22 Average: 30.20 2.31 26.09 1.79 137.35 2760.46 24180.61 01:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 10637100 13956340 2005016 12.25 111680 3354840 2390000 13.72 786888 4594528 25936 01:20:02 9629208 13181328 2777384 16.96 128592 3549544 3024304 17.36 846728 5489424 256 Average: 10133154 13568834 2391200 14.60 120136 3452192 2707152 15.54 816808 5041976 13096 01:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 01:10:01 ens3 92.42 67.73 750.52 14.44 0.00 0.00 0.00 0.00 01:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:02 lo 35.05 35.05 8.63 8.63 0.00 0.00 0.00 0.00 01:20:02 ens3 12.03 10.46 12.58 3.67 0.00 0.00 0.00 0.00 01:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.77 17.77 4.34 4.34 0.00 0.00 0.00 0.00 Average: ens3 52.16 39.05 380.94 9.05 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-10234) 11/14/25 _x86_64_ (4 CPU) 00:53:31 LINUX RESTART (4 CPU) 01:00:02 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 14.54 0.00 0.76 0.27 0.04 84.39 01:10:01 0 12.76 0.00 0.68 0.42 0.03 86.12 01:10:01 1 16.81 0.00 0.59 0.12 0.05 82.43 01:10:01 2 15.49 0.00 1.30 0.49 0.04 82.68 01:10:01 3 13.12 0.00 0.46 0.05 0.03 86.34 01:20:02 all 26.82 0.00 0.95 0.12 0.09 72.03 01:20:02 0 26.55 0.00 1.13 0.21 0.09 72.03 01:20:02 1 27.68 0.00 0.87 0.08 0.09 71.28 01:20:02 2 25.51 0.00 0.88 0.14 0.09 73.38 01:20:02 3 27.52 0.00 0.91 0.06 0.09 71.42 Average: all 20.69 0.00 0.85 0.19 0.06 78.20 Average: 0 19.66 0.00 0.90 0.31 0.06 79.07 Average: 1 22.26 0.00 0.73 0.10 0.07 76.85 Average: 2 20.51 0.00 1.09 0.31 0.07 78.02 Average: 3 20.32 0.00 0.69 0.06 0.06 78.88