---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6748 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 12G 67G 15% / 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 676 9160 4 6151 14969 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:01:ae:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84556sec preferred_lft 84556sec inet6 fe80::f816:3eff:fe01:ae21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:5c:d6:45:61:88 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-6748) 11/07/25 _x86_64_ (4 CPU) 12:42:09 LINUX RESTART (4 CPU) 12:50:50 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:00 9.62 0.01 8.13 1.48 0.10 749.78 14285.61 13:10:01 36.40 0.37 30.85 5.18 12.32 8180.07 25383.42 Average: 23.61 0.20 19.99 3.41 6.48 4629.65 20080.55 12:50:50 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:00 9370036 13155068 2801856 17.11 134020 3769384 3087976 17.72 945340 5664392 6536 13:10:01 9419304 15359952 586196 3.58 173076 5784508 1104540 6.34 1822528 4601960 44 Average: 9394670 14257510 1694026 10.35 153548 4776946 2096258 12.03 1383934 5133176 3290 12:50:50 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:00 lo 50.05 50.05 12.78 12.78 0.00 0.00 0.00 0.00 13:00:00 ens3 8.76 6.54 4.97 1.97 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 2293.12 2293.12 2203.47 2203.47 0.00 0.00 0.00 0.00 13:10:01 ens3 86.25 69.35 454.89 121.53 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1221.31 1221.31 1156.69 1156.69 0.00 0.00 0.00 0.00 Average: ens3 49.22 39.34 239.91 64.40 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-6748) 11/07/25 _x86_64_ (4 CPU) 12:42:09 LINUX RESTART (4 CPU) 12:50:50 CPU %user %nice %system %iowait %steal %idle 13:00:00 all 16.77 0.00 0.81 0.07 0.08 82.26 13:00:00 0 16.69 0.00 0.77 0.02 0.08 82.44 13:00:00 1 17.54 0.00 0.74 0.04 0.08 81.60 13:00:00 2 16.10 0.00 0.87 0.20 0.08 82.76 13:00:00 3 16.74 0.00 0.88 0.04 0.08 82.26 13:10:01 all 50.43 0.00 2.58 0.47 0.10 46.42 13:10:01 0 50.71 0.00 2.65 0.45 0.09 46.09 13:10:01 1 47.84 0.00 2.67 0.50 0.09 48.90 13:10:01 2 51.73 0.00 2.38 0.31 0.10 45.48 13:10:01 3 51.45 0.00 2.61 0.63 0.10 45.21 Average: all 34.34 0.00 1.73 0.28 0.09 63.56 Average: 0 34.44 0.00 1.75 0.25 0.09 63.47 Average: 1 33.35 0.00 1.75 0.28 0.09 64.53 Average: 2 34.68 0.00 1.66 0.26 0.09 63.32 Average: 3 34.87 0.00 1.78 0.35 0.09 62.92