---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-318 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 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 10740 4 4607 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:4f:8a:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84852sec preferred_lft 84852sec inet6 fe80::f816:3eff:fe4f:8a60/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:bc:a3:9e:64:cd 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-318) 11/25/25 _x86_64_ (4 CPU) 22:05:01 LINUX RESTART (4 CPU) 22:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:01 3.60 0.18 3.22 0.19 15.15 624.93 199.85 22:30:03 20.96 0.55 18.52 1.89 20.34 4068.08 13736.32 Average: 12.31 0.37 10.90 1.05 17.75 2352.97 6993.52 22:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:01 10214344 13044900 2920192 17.84 108304 2892316 3171128 18.20 482888 5347016 8240 22:30:03 10994248 15350056 608720 3.72 129360 4338472 1099676 6.31 857080 4110416 610044 Average: 10604296 14197478 1764456 10.78 118832 3615394 2135402 12.26 669984 4728716 309142 22:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:01 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 22:20:01 ens3 10.37 8.11 38.65 2.21 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:03 lo 487.29 487.29 463.96 463.96 0.00 0.00 0.00 0.00 22:30:03 ens3 46.81 33.04 482.76 16.91 0.00 0.00 0.00 0.00 22:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 244.87 244.87 233.04 233.04 0.00 0.00 0.00 0.00 Average: ens3 28.66 20.62 261.54 9.59 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-318) 11/25/25 _x86_64_ (4 CPU) 22:05:01 LINUX RESTART (4 CPU) 22:10:03 CPU %user %nice %system %iowait %steal %idle 22:20:01 all 49.89 0.00 0.67 0.02 0.08 49.34 22:20:01 0 40.30 0.00 0.54 0.01 0.08 59.07 22:20:01 1 48.22 0.00 0.67 0.02 0.07 51.01 22:20:01 2 47.94 0.00 0.80 0.02 0.08 51.16 22:20:01 3 63.12 0.00 0.68 0.04 0.08 36.08 22:30:03 all 51.16 0.00 1.38 0.13 0.08 47.25 22:30:03 0 63.29 0.00 1.42 0.07 0.09 35.13 22:30:03 1 54.63 0.00 1.31 0.09 0.08 43.89 22:30:03 2 42.96 0.00 1.42 0.31 0.08 55.22 22:30:03 3 43.71 0.00 1.37 0.07 0.08 54.77 Average: all 50.52 0.00 1.03 0.08 0.08 48.29 Average: 0 51.81 0.00 0.98 0.04 0.08 47.08 Average: 1 51.43 0.00 0.99 0.06 0.08 47.44 Average: 2 45.44 0.00 1.11 0.17 0.08 53.20 Average: 3 53.40 0.00 1.02 0.05 0.08 45.44