---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7645 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 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 618 10498 4 4872 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:a2:e0:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84783sec preferred_lft 84783sec inet6 fe80::f816:3eff:fea2:e025/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:d9:b2:d6:2c:18 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-7645) 11/10/25 _x86_64_ (4 CPU) 09:56:22 LINUX RESTART (4 CPU) 10:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:01 6.86 0.71 5.64 0.52 544.92 1270.30 18888.90 10:20:11 12.83 0.52 11.33 0.98 19.17 1866.05 3230.41 Average: 9.87 0.61 8.51 0.75 279.99 1570.50 10998.41 10:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:01 7867616 10968932 4994320 30.50 111464 3158856 5196544 29.83 668928 7482460 512 10:20:11 10082168 13597908 2361624 14.42 132112 3524228 2495572 14.32 836192 5060020 4528 Average: 8974892 12283420 3677972 22.46 121788 3341542 3846058 22.08 752560 6271240 2520 10:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:01 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 10:10:01 ens3 18.29 14.11 206.11 2.81 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:11 lo 301.14 301.14 286.70 286.70 0.00 0.00 0.00 0.00 10:20:11 ens3 35.22 25.46 383.29 3.63 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 152.06 152.06 144.66 144.66 0.00 0.00 0.00 0.00 Average: ens3 26.82 19.83 295.39 3.22 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-7645) 11/10/25 _x86_64_ (4 CPU) 09:56:22 LINUX RESTART (4 CPU) 10:00:02 CPU %user %nice %system %iowait %steal %idle 10:10:01 all 48.60 0.00 0.76 0.08 0.08 50.48 10:10:01 0 41.80 0.00 0.72 0.12 0.07 57.30 10:10:01 1 44.49 0.00 0.81 0.11 0.08 54.51 10:10:01 2 45.80 0.00 0.59 0.03 0.08 53.50 10:10:01 3 62.33 0.00 0.91 0.07 0.09 36.61 10:20:11 all 54.11 0.00 1.04 0.06 0.08 44.70 10:20:11 0 68.86 0.00 1.01 0.03 0.09 30.01 10:20:11 1 41.62 0.00 1.10 0.07 0.08 57.13 10:20:11 2 44.10 0.00 1.02 0.05 0.08 54.75 10:20:11 3 61.85 0.00 1.03 0.10 0.09 36.93 Average: all 51.38 0.00 0.90 0.07 0.08 47.57 Average: 0 55.43 0.00 0.87 0.07 0.08 43.55 Average: 1 43.04 0.00 0.95 0.09 0.08 55.83 Average: 2 44.95 0.00 0.80 0.04 0.08 54.13 Average: 3 62.09 0.00 0.97 0.08 0.09 36.77