---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4465 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 618 10329 4 5041 15028 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:6e:8f:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.172/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84762sec preferred_lft 84762sec inet6 fe80::f816:3eff:fe6e:8f3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:af:ac:4d:2e:96 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-4465) 10/17/25 _x86_64_ (4 CPU) 09:53:59 LINUX RESTART (4 CPU) 10:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:03 9.39 0.23 8.13 1.03 306.80 1173.50 37889.31 10:20:19 21.76 0.59 19.20 1.97 22.94 5782.67 6305.96 Average: 15.65 0.42 13.73 1.50 163.27 3504.12 21919.24 10:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:03 9238176 12546320 3414652 20.86 123000 3348572 3641040 20.90 771244 6018380 324 10:20:19 10652156 15456300 498068 3.04 144144 4765420 990572 5.69 1135768 4153820 30692 Average: 9945166 14001310 1956360 11.95 133572 4056996 2315806 13.29 953506 5086100 15508 10:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:03 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 10:10:03 ens3 11.27 8.96 121.94 1.83 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:19 lo 509.17 509.17 482.73 482.73 0.00 0.00 0.00 0.00 10:20:19 ens3 55.02 44.97 459.30 69.65 0.00 0.00 0.00 0.00 10:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 257.77 257.77 244.28 244.28 0.00 0.00 0.00 0.00 Average: ens3 33.39 27.17 292.53 36.12 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-4465) 10/17/25 _x86_64_ (4 CPU) 09:53:59 LINUX RESTART (4 CPU) 10:00:01 CPU %user %nice %system %iowait %steal %idle 10:10:03 all 49.23 0.00 0.80 0.17 0.09 49.72 10:10:03 0 45.31 0.00 0.59 0.26 0.08 53.76 10:10:03 1 43.22 0.00 0.83 0.08 0.08 55.78 10:10:03 2 63.72 0.00 0.84 0.27 0.10 35.07 10:10:03 3 44.69 0.00 0.91 0.07 0.08 54.25 10:20:19 all 52.87 0.00 1.43 0.17 0.09 45.44 10:20:19 0 58.40 0.00 1.39 0.09 0.09 40.02 10:20:19 1 47.33 0.00 1.47 0.29 0.09 50.83 10:20:19 2 46.80 0.00 1.27 0.05 0.09 51.81 10:20:19 3 58.98 0.00 1.58 0.24 0.10 39.10 Average: all 51.07 0.00 1.11 0.17 0.09 47.56 Average: 0 51.93 0.00 1.00 0.17 0.09 46.81 Average: 1 45.29 0.00 1.15 0.19 0.09 53.28 Average: 2 55.15 0.00 1.06 0.16 0.09 43.54 Average: 3 51.91 0.00 1.25 0.16 0.09 46.60