---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2963 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: 5600.00 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 17G 62G 21% / 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 696 12047 3 3245 14950 Swap: 1023 1 1022 ---> 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:f6:dc:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84323sec preferred_lft 84323sec inet6 fe80::f816:3eff:fef6:dc99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:17:fb:16:81:a9 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-16g-2963) 10/28/25 _x86_64_ (4 CPU) 20:07:10 LINUX RESTART (4 CPU) 20:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:20:00 95.83 3.01 76.92 15.90 803.48 33111.34 271298.88 20:30:00 49.55 24.59 23.65 1.30 345.49 1588.48 2339.04 20:40:00 19.91 3.02 16.04 0.86 55.85 679.96 1451.50 Average: 55.10 10.21 38.87 6.02 401.62 11793.73 91700.47 20:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:20:00 152024 9056288 6864376 41.92 256008 8433356 8461584 48.57 2269064 13166852 1368 20:30:00 6720688 9469484 6467240 39.50 260160 2538576 7734032 44.39 1942960 7212580 2540 20:40:00 9652696 12523416 3417456 20.87 265588 2654576 4214072 24.19 2033152 4193792 108 Average: 5508469 10349729 5583024 34.10 260585 4542169 6803229 39.05 2081725 8191075 1339 20:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:20:00 lo 3.41 3.41 3.14 3.14 0.00 0.00 0.00 0.00 20:20:00 ens3 87.93 66.83 1287.45 6.77 0.00 0.00 0.00 0.00 20:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:00 lo 31.73 31.73 16.34 16.34 0.00 0.00 0.00 0.00 20:30:00 ens3 1.59 1.66 0.37 0.35 0.00 0.00 0.00 0.00 20:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:00 lo 38.13 38.13 16.12 16.12 0.00 0.00 0.00 0.00 20:40:00 ens3 1.41 1.26 0.38 0.32 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.42 24.42 11.87 11.87 0.00 0.00 0.00 0.00 Average: ens3 30.31 23.25 429.42 2.48 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-16g-2963) 10/28/25 _x86_64_ (4 CPU) 20:07:10 LINUX RESTART (4 CPU) 20:10:00 CPU %user %nice %system %iowait %steal %idle 20:20:00 all 43.88 0.00 2.45 6.73 0.11 46.83 20:20:00 0 46.53 0.00 2.76 5.28 0.12 45.31 20:20:00 1 42.60 0.00 2.60 7.77 0.11 46.93 20:20:00 2 44.36 0.00 2.23 6.82 0.11 46.48 20:20:00 3 42.05 0.00 2.19 7.03 0.11 48.62 20:30:00 all 41.87 0.00 1.97 0.55 0.12 55.49 20:30:00 0 41.53 0.00 2.10 0.57 0.12 55.67 20:30:00 1 41.73 0.00 2.02 0.40 0.12 55.73 20:30:00 2 41.28 0.00 2.03 0.43 0.11 56.15 20:30:00 3 42.93 0.00 1.74 0.80 0.13 54.40 20:40:00 all 29.60 0.00 1.25 0.13 0.10 68.92 20:40:00 0 30.35 0.00 1.37 0.21 0.10 67.97 20:40:00 1 29.39 0.00 1.21 0.09 0.10 69.21 20:40:00 2 29.66 0.00 1.16 0.13 0.10 68.95 20:40:00 3 29.02 0.00 1.26 0.07 0.10 69.55 Average: all 38.44 0.00 1.89 2.46 0.11 57.09 Average: 0 39.46 0.00 2.08 2.02 0.11 56.33 Average: 1 37.90 0.00 1.94 2.75 0.11 57.30 Average: 2 38.42 0.00 1.80 2.46 0.11 57.21 Average: 3 37.99 0.00 1.73 2.63 0.11 57.54