---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3851 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 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 601 10268 4 5119 15045 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:11:e4:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84809sec preferred_lft 84809sec inet6 fe80::f816:3eff:fe11:e423/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:4b:6f:07:b9:fd 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-3851) 10/15/25 _x86_64_ (4 CPU) 16:25:55 LINUX RESTART (4 CPU) 16:30:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 9.27 0.71 7.76 0.80 688.26 1469.35 18323.98 16:50:01 14.75 0.53 13.15 1.08 19.25 2111.09 8510.97 Average: 12.06 0.62 10.50 0.94 348.22 1795.53 13336.32 16:30:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 8131200 11448400 4513112 27.56 113700 3369288 4709160 27.03 750772 7148924 632 16:50:01 9088164 13108720 2848632 17.40 132848 4014656 3049500 17.50 956296 5928000 271412 Average: 8609682 12278560 3680872 22.48 123274 3691972 3879330 22.27 853534 6538462 136022 16:30:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 0.65 0.65 0.39 0.39 0.00 0.00 0.00 0.00 16:40:01 ens3 29.18 18.18 246.34 2.89 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 395.88 395.88 376.98 376.98 0.00 0.00 0.00 0.00 16:50:01 ens3 33.08 25.24 388.35 3.63 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 201.54 201.54 191.80 191.80 0.00 0.00 0.00 0.00 Average: ens3 31.16 21.77 318.52 3.27 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-3851) 10/15/25 _x86_64_ (4 CPU) 16:25:55 LINUX RESTART (4 CPU) 16:30:20 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 48.44 0.00 0.93 0.28 0.09 50.26 16:40:01 0 43.28 0.00 0.95 0.75 0.09 54.93 16:40:01 1 45.93 0.00 1.03 0.18 0.09 52.76 16:40:01 2 43.18 0.00 1.04 0.15 0.08 55.54 16:40:01 3 61.38 0.00 0.70 0.04 0.10 37.79 16:50:01 all 53.24 0.00 1.22 0.04 0.09 45.41 16:50:01 0 79.93 0.00 1.16 0.04 0.11 18.76 16:50:01 1 47.08 0.00 1.46 0.05 0.09 51.32 16:50:01 2 41.05 0.00 1.16 0.05 0.09 57.66 16:50:01 3 44.88 0.00 1.11 0.04 0.08 53.90 Average: all 50.88 0.00 1.08 0.16 0.09 47.79 Average: 0 61.90 0.00 1.06 0.39 0.10 36.55 Average: 1 46.52 0.00 1.25 0.12 0.09 52.03 Average: 2 42.10 0.00 1.10 0.10 0.08 56.62 Average: 3 53.00 0.00 0.90 0.04 0.09 45.97