---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10233 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 643 10601 4 4745 15003 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:df:7d:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84611sec preferred_lft 84611sec inet6 fe80::f816:3eff:fedf:7d3b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:fb:90:7d:0f:71 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-10233) 11/14/25 _x86_64_ (4 CPU) 00:53:34 LINUX RESTART (4 CPU) 01:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:01 1.29 0.01 1.26 0.02 0.04 16.05 1.11 01:20:10 50.44 3.44 45.55 1.45 222.74 9461.68 2653.55 Average: 26.21 1.75 23.71 0.75 112.94 4804.55 1345.78 01:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:01 13468824 15503480 511628 3.12 57340 2201512 1155188 6.63 380120 2260768 248 01:20:10 10542940 15348240 603860 3.69 183560 4646888 1111192 6.38 764740 4560700 297088 Average: 12005882 15425860 557744 3.41 120450 3424200 1133190 6.50 572430 3410734 148668 01:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:10:01 ens3 0.95 0.15 5.90 0.07 0.00 0.00 0.00 0.00 01:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:10 lo 0.34 0.34 0.04 0.04 0.00 0.00 0.00 0.00 01:20:10 ens3 137.56 105.05 862.93 25.72 0.00 0.00 0.00 0.00 01:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 70.21 53.33 440.37 13.07 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-10233) 11/14/25 _x86_64_ (4 CPU) 00:53:34 LINUX RESTART (4 CPU) 01:00:10 CPU %user %nice %system %iowait %steal %idle 01:10:01 all 0.07 0.00 0.02 0.01 0.02 99.88 01:10:01 0 0.15 0.00 0.03 0.03 0.02 99.76 01:10:01 1 0.10 0.00 0.02 0.00 0.02 99.85 01:10:01 2 0.01 0.00 0.02 0.00 0.01 99.95 01:10:01 3 0.03 0.00 0.01 0.01 0.01 99.94 01:20:10 all 34.14 0.00 1.44 0.28 0.06 64.09 01:20:10 0 31.94 0.00 1.61 0.47 0.06 65.92 01:20:10 1 38.58 0.00 2.01 0.17 0.07 59.17 01:20:10 2 32.61 0.00 1.27 0.39 0.06 65.68 01:20:10 3 33.42 0.00 0.86 0.09 0.05 65.58 Average: all 17.33 0.00 0.74 0.15 0.04 81.74 Average: 0 16.28 0.00 0.83 0.25 0.04 82.59 Average: 1 19.58 0.00 1.03 0.09 0.05 79.26 Average: 2 16.52 0.00 0.65 0.20 0.04 82.60 Average: 3 16.94 0.00 0.44 0.05 0.03 82.53