---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11961 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 651 10311 4 5026 14995 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:c0:64:16 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84858sec preferred_lft 84858sec inet6 fe80::f816:3eff:fec0:6416/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:ea:ef:01:6a:28 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-11961) 11/19/25 _x86_64_ (4 CPU) 18:55:38 LINUX RESTART (4 CPU) 19:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:00 16.88 1.40 13.72 1.76 689.51 4222.13 28282.00 19:20:00 23.66 0.56 19.16 3.95 19.02 3806.15 4525.54 Average: 20.27 0.98 16.44 2.85 354.03 4013.99 16395.45 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:00 9758724 13580708 2375892 14.51 145080 3780736 2897968 16.63 891380 5308640 28232 19:20:00 10602076 15387464 561708 3.43 169164 4656292 1111712 6.38 1153520 4127844 300 Average: 10180400 14484086 1468800 8.97 157122 4218514 2004840 11.51 1022450 4718242 14266 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:00 lo 1.49 1.49 0.16 0.16 0.00 0.00 0.00 0.00 19:10:00 ens3 77.09 57.47 359.82 17.74 0.00 0.00 0.00 0.00 19:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:00 lo 1487.55 1487.55 1405.40 1405.40 0.00 0.00 0.00 0.00 19:20:00 ens3 105.46 92.25 395.18 162.28 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 745.04 745.04 703.27 703.27 0.00 0.00 0.00 0.00 Average: ens3 91.29 74.87 377.51 90.06 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-11961) 11/19/25 _x86_64_ (4 CPU) 18:55:38 LINUX RESTART (4 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:10:00 all 74.84 0.00 2.55 0.12 0.13 22.36 19:10:00 0 76.33 0.00 2.80 0.12 0.13 20.62 19:10:00 1 74.01 0.00 2.65 0.16 0.12 23.06 19:10:00 2 73.28 0.00 2.51 0.08 0.13 24.01 19:10:00 3 75.77 0.00 2.24 0.11 0.12 21.76 19:20:00 all 49.83 0.00 2.15 0.15 0.10 47.77 19:20:00 0 48.07 0.00 1.73 0.05 0.10 50.06 19:20:00 1 51.69 0.00 2.46 0.30 0.10 45.45 19:20:00 2 53.23 0.00 2.13 0.15 0.10 44.40 19:20:00 3 46.33 0.00 2.26 0.12 0.09 51.20 Average: all 62.33 0.00 2.35 0.13 0.11 35.08 Average: 0 62.18 0.00 2.27 0.08 0.11 35.36 Average: 1 62.84 0.00 2.56 0.23 0.11 34.27 Average: 2 63.24 0.00 2.32 0.11 0.11 34.22 Average: 3 61.05 0.00 2.25 0.11 0.11 36.48