---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3277 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 67G 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 603 10471 4 4914 15043 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:7d:e5:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84826sec preferred_lft 84826sec inet6 fe80::f816:3eff:fe7d:e597/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:75:e9:9f:be:88 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-3277) 10/29/25 _x86_64_ (4 CPU) 14:17:51 LINUX RESTART (4 CPU) 14:20:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:04 8.42 0.91 6.92 0.59 579.26 1816.52 22476.79 14:40:04 5.91 0.38 5.26 0.27 11.75 662.84 404.66 Average: 7.15 0.64 6.08 0.43 291.86 1232.27 11298.95 14:20:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:04 9024808 12126768 3836572 23.43 111300 3159624 4073664 23.38 661768 6336376 512 14:40:04 9318632 13088824 2870624 17.53 128284 3773956 3063008 17.58 751552 5924596 483352 Average: 9171720 12607796 3353598 20.48 119792 3466790 3568336 20.48 706660 6130486 241932 14:20:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:04 lo 0.64 0.64 0.39 0.39 0.00 0.00 0.00 0.00 14:30:04 ens3 26.29 19.29 212.94 3.28 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:04 lo 114.17 114.17 108.49 108.49 0.00 0.00 0.00 0.00 14:40:04 ens3 34.95 25.97 404.53 3.31 0.00 0.00 0.00 0.00 14:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 58.14 58.14 55.13 55.13 0.00 0.00 0.00 0.00 Average: ens3 30.67 22.67 309.96 3.30 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-3277) 10/29/25 _x86_64_ (4 CPU) 14:17:51 LINUX RESTART (4 CPU) 14:20:20 CPU %user %nice %system %iowait %steal %idle 14:30:04 all 54.55 0.00 0.90 0.08 0.09 44.37 14:30:04 0 54.45 0.00 0.87 0.06 0.09 44.52 14:30:04 1 57.73 0.00 0.85 0.07 0.10 41.25 14:30:04 2 55.00 0.00 0.86 0.06 0.09 43.99 14:30:04 3 51.05 0.00 1.02 0.12 0.09 47.72 14:40:04 all 48.80 0.00 0.75 0.03 0.09 50.34 14:40:04 0 43.81 0.00 0.78 0.03 0.08 55.31 14:40:04 1 36.81 0.00 0.75 0.05 0.08 62.31 14:40:04 2 38.04 0.00 0.66 0.05 0.07 61.17 14:40:04 3 76.55 0.00 0.80 0.01 0.11 22.53 Average: all 51.64 0.00 0.82 0.06 0.09 47.39 Average: 0 49.06 0.00 0.83 0.04 0.09 49.99 Average: 1 47.14 0.00 0.80 0.06 0.09 51.91 Average: 2 46.39 0.00 0.76 0.06 0.08 52.71 Average: 3 63.95 0.00 0.91 0.06 0.10 34.97