---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3792 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 9.8G 68G 13% / 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 669 10941 4 4379 14977 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:f5:95:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84906sec preferred_lft 84906sec inet6 fe80::f816:3eff:fef5:95cd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:94:f1:f2:aa:8f 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-3792) 10/30/25 _x86_64_ (4 CPU) 16:58:28 LINUX RESTART (4 CPU) 17:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:06 49.93 3.91 29.98 16.04 704.31 4844.17 260121.29 17:20:01 38.22 0.12 30.60 7.50 4.88 4035.78 11560.21 Average: 44.13 2.03 30.29 11.81 357.80 4443.68 136980.84 17:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:06 10567408 13876476 2083904 12.73 143716 3304456 2272860 13.05 722424 4715248 46120 17:20:01 11273344 15392376 562076 3.43 194268 3993936 1101932 6.33 958404 3677612 40 Average: 10920376 14634426 1322990 8.08 168992 3649196 1687396 9.69 840414 4196430 23080 17:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:06 lo 2743.64 2743.64 2614.40 2614.40 0.00 0.00 0.00 0.00 17:10:06 ens3 137.14 104.81 756.29 26.45 0.00 0.00 0.00 0.00 17:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 3319.73 3319.73 3156.89 3156.89 0.00 0.00 0.00 0.00 17:20:01 ens3 115.44 96.13 118.79 108.52 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3029.04 3029.04 2883.16 2883.16 0.00 0.00 0.00 0.00 Average: ens3 126.39 100.51 440.46 67.11 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-3792) 10/30/25 _x86_64_ (4 CPU) 16:58:28 LINUX RESTART (4 CPU) 17:00:01 CPU %user %nice %system %iowait %steal %idle 17:10:06 all 46.41 0.00 2.71 0.61 0.09 50.18 17:10:06 0 46.28 0.00 2.41 0.46 0.13 50.72 17:10:06 1 46.77 0.00 2.67 0.86 0.08 49.62 17:10:06 2 46.37 0.00 2.90 0.83 0.08 49.81 17:10:06 3 46.21 0.00 2.84 0.30 0.08 50.57 17:20:01 all 50.51 0.00 2.99 0.24 0.09 46.17 17:20:01 0 47.07 0.00 2.72 0.17 0.09 49.95 17:20:01 1 51.41 0.00 3.12 0.20 0.09 45.18 17:20:01 2 53.04 0.00 3.08 0.26 0.09 43.52 17:20:01 3 50.51 0.00 3.04 0.33 0.09 46.03 Average: all 48.44 0.00 2.85 0.43 0.09 48.19 Average: 0 46.67 0.00 2.57 0.32 0.11 50.33 Average: 1 49.07 0.00 2.89 0.53 0.08 47.42 Average: 2 49.67 0.00 2.99 0.55 0.09 46.70 Average: 3 48.34 0.00 2.94 0.32 0.08 48.32