---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2874 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 628 10658 4 4702 15018 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:6a:14:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.40/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84807sec preferred_lft 84807sec inet6 fe80::f816:3eff:fe6a:14c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:a8:51:a4:92:8f 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-2874) 10/28/25 _x86_64_ (4 CPU) 13:14:58 LINUX RESTART (4 CPU) 13:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:00 22.21 0.94 9.38 11.89 348.69 2735.56 244154.87 13:40:00 24.17 0.57 19.69 3.91 19.84 4002.47 5630.53 Average: 23.19 0.75 14.54 7.90 184.27 3369.01 124892.70 13:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:00 9668028 13162060 2796772 17.08 139880 3464420 3053328 17.53 738464 5562268 94568 13:40:00 10919628 15372848 578816 3.54 163488 4337416 1094204 6.28 1000232 3941976 40 Average: 10293828 14267454 1687794 10.31 151684 3900918 2073766 11.90 869348 4752122 47304 13:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:00 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 13:30:00 ens3 67.92 55.12 199.64 16.78 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:00 lo 1515.65 1515.65 1434.80 1434.80 0.00 0.00 0.00 0.00 13:40:00 ens3 99.26 92.27 393.31 154.67 0.00 0.00 0.00 0.00 13:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 758.53 758.53 717.47 717.47 0.00 0.00 0.00 0.00 Average: ens3 83.59 73.69 296.48 85.72 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-2874) 10/28/25 _x86_64_ (4 CPU) 13:14:58 LINUX RESTART (4 CPU) 13:20:00 CPU %user %nice %system %iowait %steal %idle 13:30:00 all 75.20 0.00 2.34 0.29 0.15 22.03 13:30:00 0 72.93 0.00 2.02 0.39 0.15 24.51 13:30:00 1 76.31 0.00 2.13 0.16 0.15 21.26 13:30:00 2 76.31 0.00 2.65 0.26 0.16 20.62 13:30:00 3 75.27 0.00 2.54 0.33 0.15 21.71 13:40:00 all 53.01 0.00 2.21 0.15 0.11 44.52 13:40:00 0 53.54 0.00 2.28 0.24 0.12 43.82 13:40:00 1 52.00 0.00 1.99 0.23 0.11 45.67 13:40:00 2 51.38 0.00 2.11 0.07 0.10 46.34 13:40:00 3 55.12 0.00 2.46 0.07 0.11 42.24 Average: all 64.10 0.00 2.27 0.22 0.13 33.28 Average: 0 63.23 0.00 2.15 0.32 0.13 34.16 Average: 1 64.15 0.00 2.06 0.19 0.13 33.47 Average: 2 63.84 0.00 2.38 0.16 0.13 33.48 Average: 3 65.18 0.00 2.50 0.20 0.13 31.98