---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6513 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 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 690 9738 4 5560 14956 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:8f:00:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.94/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84060sec preferred_lft 84060sec inet6 fe80::f816:3eff:fe8f:38/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:7a:73:b5:0f:a7 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-6513) 11/06/25 _x86_64_ (4 CPU) 15:48:43 LINUX RESTART (4 CPU) 15:50:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:02 32.64 3.86 16.35 12.43 518.21 4982.04 248495.98 16:10:01 29.10 0.12 25.63 3.35 5.96 3043.92 10539.29 16:20:02 18.37 0.05 15.96 2.35 1.14 5767.80 154589.39 Average: 26.64 1.32 19.33 5.99 172.32 4597.21 137104.63 15:50:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:02 9508684 12924444 3035216 18.54 140068 3394496 3147092 18.06 737660 5733852 13408 16:10:01 8738384 12791568 3162608 19.32 163512 3966484 3287676 18.87 896272 6283856 78276 16:20:02 8064832 13151084 2798944 17.09 182588 4927020 2949768 16.93 1128688 6684772 12372 Average: 8770633 12955699 2998923 18.32 162056 4096000 3128179 17.96 920873 6234160 34685 15:50:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:02 lo 333.74 333.74 317.58 317.58 0.00 0.00 0.00 0.00 16:00:02 ens3 86.21 66.73 757.14 14.89 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1508.18 1508.18 1436.98 1436.98 0.00 0.00 0.00 0.00 16:10:01 ens3 49.09 37.50 200.15 10.63 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:02 lo 616.60 616.60 587.19 587.19 0.00 0.00 0.00 0.00 16:20:02 ens3 38.69 28.74 108.09 9.16 0.00 0.00 0.00 0.00 16:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 822.66 822.66 783.59 783.59 0.00 0.00 0.00 0.00 Average: ens3 57.76 44.13 351.79 11.54 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-6513) 11/06/25 _x86_64_ (4 CPU) 15:48:43 LINUX RESTART (4 CPU) 15:50:17 CPU %user %nice %system %iowait %steal %idle 16:00:02 all 40.71 0.00 1.47 1.81 0.09 55.92 16:00:02 0 42.29 0.00 1.34 1.18 0.09 55.10 16:00:02 1 40.61 0.00 1.52 1.64 0.10 56.13 16:00:02 2 39.99 0.00 1.48 0.90 0.09 57.54 16:00:02 3 39.96 0.00 1.52 3.51 0.09 54.91 16:10:01 all 52.59 0.00 2.37 6.55 0.12 38.37 16:10:01 0 52.09 0.00 2.39 7.58 0.13 37.81 16:10:01 1 51.82 0.00 2.11 4.63 0.12 41.32 16:10:01 2 53.63 0.00 2.52 2.03 0.12 41.70 16:10:01 3 52.82 0.00 2.46 11.98 0.11 32.62 16:20:02 all 40.32 0.00 1.57 13.58 0.11 44.43 16:20:02 0 37.07 0.00 1.60 26.38 0.09 34.85 16:20:02 1 44.32 0.00 1.78 7.06 0.10 46.74 16:20:02 2 40.94 0.00 1.48 8.25 0.15 49.18 16:20:02 3 38.95 0.00 1.42 12.60 0.09 46.95 Average: all 44.55 0.00 1.80 7.36 0.11 46.17 Average: 0 43.81 0.00 1.78 11.82 0.11 42.49 Average: 1 45.61 0.00 1.81 4.47 0.10 48.01 Average: 2 44.88 0.00 1.83 3.76 0.12 49.42 Average: 3 43.92 0.00 1.80 9.40 0.10 44.78