---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3974 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 667 10445 4 4876 14979 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:bf:15:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84762sec preferred_lft 84762sec inet6 fe80::f816:3eff:febf:159e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:96:b7:1e:f1:6c 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-3974) 10/31/25 _x86_64_ (4 CPU) 02:59:19 LINUX RESTART (4 CPU) 03:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:00 40.09 4.20 34.21 1.69 714.84 4565.56 3358.56 03:20:00 22.86 0.82 18.62 3.41 27.76 3468.21 6218.85 Average: 31.46 2.51 26.40 2.55 370.64 4015.82 4791.48 03:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:00 10795088 14056832 1904212 11.63 122960 3285648 2538024 14.57 714052 4510948 28976 03:20:00 8723060 12910604 3042432 18.58 164172 4088572 3149660 18.08 961184 6227236 21488 Average: 9759074 13483718 2473322 15.11 143566 3687110 2843842 16.32 837618 5369092 25232 03:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:00 lo 0.97 0.97 0.12 0.12 0.00 0.00 0.00 0.00 03:10:00 ens3 101.75 82.67 816.38 17.29 0.00 0.00 0.00 0.00 03:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:00 lo 1472.63 1472.63 1403.04 1403.04 0.00 0.00 0.00 0.00 03:20:00 ens3 94.57 70.39 359.95 19.93 0.00 0.00 0.00 0.00 03:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 738.22 738.22 702.94 702.94 0.00 0.00 0.00 0.00 Average: ens3 98.15 76.52 587.72 18.61 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-3974) 10/31/25 _x86_64_ (4 CPU) 02:59:19 LINUX RESTART (4 CPU) 03:00:02 CPU %user %nice %system %iowait %steal %idle 03:10:00 all 41.50 0.00 1.69 0.44 0.06 56.30 03:10:00 0 41.86 0.00 1.75 0.25 0.07 56.07 03:10:00 1 42.15 0.00 1.97 0.93 0.07 54.88 03:10:00 2 39.83 0.00 1.25 0.12 0.06 58.75 03:10:00 3 42.17 0.00 1.81 0.47 0.06 55.49 03:20:00 all 70.51 0.00 2.72 0.15 0.15 26.47 03:20:00 0 70.53 0.00 2.62 0.16 0.12 26.56 03:20:00 1 72.55 0.00 2.98 0.08 0.16 24.24 03:20:00 2 68.87 0.00 2.66 0.25 0.15 28.07 03:20:00 3 70.07 0.00 2.64 0.11 0.16 27.01 Average: all 56.03 0.00 2.21 0.30 0.11 41.36 Average: 0 56.22 0.00 2.19 0.20 0.10 41.29 Average: 1 57.37 0.00 2.47 0.50 0.11 39.54 Average: 2 54.37 0.00 1.95 0.19 0.10 43.39 Average: 3 56.14 0.00 2.23 0.29 0.11 41.23