---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4324 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 9.4G 68G 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 649 11334 4 4004 14996 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:f8:63:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84940sec preferred_lft 84940sec inet6 fe80::f816:3eff:fef8:6396/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:22:1c:1c:af: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-4324) 10/17/25 _x86_64_ (4 CPU) 00:26:38 LINUX RESTART (4 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:02 20.25 0.78 8.15 11.32 677.94 1523.79 253897.03 00:50:02 6.42 0.38 5.79 0.24 12.27 2002.62 389.66 Average: 13.35 0.58 6.97 5.79 345.75 1762.74 127390.34 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:02 8317532 11652588 4308588 26.32 115096 3384736 4357100 25.01 760236 6941948 304 00:50:02 11697792 15434248 524300 3.20 129232 3745364 980176 5.63 814776 3469860 280 Average: 10007662 13543418 2416444 14.76 122164 3565050 2668638 15.32 787506 5205904 292 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:02 lo 0.65 0.65 0.39 0.39 0.00 0.00 0.00 0.00 00:40:02 ens3 26.32 15.89 268.13 3.85 0.00 0.00 0.00 0.00 00:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:02 lo 83.44 83.44 79.07 79.07 0.00 0.00 0.00 0.00 00:50:02 ens3 38.40 26.63 427.53 4.50 0.00 0.00 0.00 0.00 00:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 41.96 41.96 39.65 39.65 0.00 0.00 0.00 0.00 Average: ens3 32.35 21.25 347.68 4.18 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-4324) 10/17/25 _x86_64_ (4 CPU) 00:26:38 LINUX RESTART (4 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:02 all 48.27 0.00 0.93 1.35 0.09 49.35 00:40:02 0 53.01 0.00 1.00 1.58 0.09 44.32 00:40:02 1 47.99 0.00 0.96 1.63 0.09 49.32 00:40:02 2 47.01 0.00 0.88 1.89 0.09 50.14 00:40:02 3 45.09 0.00 0.89 0.31 0.09 53.62 00:50:02 all 47.27 0.00 0.89 0.11 0.08 51.65 00:50:02 0 44.25 0.00 1.02 0.11 0.09 54.53 00:50:02 1 35.49 0.00 0.75 0.11 0.07 63.58 00:50:02 2 70.06 0.00 0.99 0.05 0.09 28.81 00:50:02 3 39.26 0.00 0.80 0.16 0.08 59.71 Average: all 47.77 0.00 0.91 0.73 0.09 50.50 Average: 0 48.65 0.00 1.01 0.85 0.09 49.41 Average: 1 41.76 0.00 0.86 0.87 0.08 56.44 Average: 2 58.52 0.00 0.94 0.97 0.09 39.49 Average: 3 42.18 0.00 0.85 0.24 0.08 56.65