---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3339 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 640 10750 4 4598 15006 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:68:bd:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84783sec preferred_lft 84783sec inet6 fe80::f816:3eff:fe68:bd16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:d8:fa:4a:ae:c3 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-3339) 10/29/25 _x86_64_ (4 CPU) 15:55:28 LINUX RESTART (4 CPU) 16:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:18 3.82 0.18 3.45 0.19 14.71 498.11 160.07 16:20:18 19.20 0.54 17.08 1.58 19.64 2465.65 14181.44 Average: 11.41 0.36 10.17 0.88 17.14 1468.25 7073.56 16:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:18 10652964 13467260 2497832 15.26 109344 2875100 2774556 15.93 486576 4901624 26588 16:20:18 9806244 13625704 2333976 14.25 132136 3812876 2507572 14.39 752140 5415824 562176 Average: 10229604 13546482 2415904 14.76 120740 3343988 2641064 15.16 619358 5158724 294382 16:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:18 lo 0.59 0.59 0.37 0.37 0.00 0.00 0.00 0.00 16:10:18 ens3 9.84 8.67 37.96 2.46 0.00 0.00 0.00 0.00 16:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:18 lo 519.36 519.36 494.60 494.60 0.00 0.00 0.00 0.00 16:20:18 ens3 42.95 36.88 483.05 6.31 0.00 0.00 0.00 0.00 16:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 256.38 256.38 244.06 244.06 0.00 0.00 0.00 0.00 Average: ens3 26.17 22.58 257.42 4.36 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-3339) 10/29/25 _x86_64_ (4 CPU) 15:55:28 LINUX RESTART (4 CPU) 16:00:01 CPU %user %nice %system %iowait %steal %idle 16:10:18 all 46.89 0.00 0.67 0.11 0.08 52.25 16:10:18 0 43.65 0.00 0.58 0.11 0.08 55.58 16:10:18 1 57.83 0.00 0.75 0.04 0.09 41.28 16:10:18 2 40.18 0.00 0.73 0.10 0.07 58.92 16:10:18 3 45.91 0.00 0.63 0.19 0.07 53.20 16:20:18 all 52.69 0.00 1.38 0.08 0.08 45.76 16:20:18 0 40.34 0.00 1.41 0.05 0.08 58.13 16:20:18 1 44.15 0.00 1.41 0.07 0.07 54.31 16:20:18 2 72.49 0.00 1.45 0.13 0.09 25.84 16:20:18 3 53.79 0.00 1.26 0.09 0.08 44.78 Average: all 49.75 0.00 1.02 0.10 0.08 49.05 Average: 0 42.02 0.00 0.99 0.08 0.08 56.83 Average: 1 51.09 0.00 1.07 0.05 0.08 47.70 Average: 2 56.08 0.00 1.08 0.11 0.08 42.65 Average: 3 49.79 0.00 0.94 0.14 0.08 49.05