---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8319 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 641 9867 4 5480 15005 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:05:ad:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84368sec preferred_lft 84368sec inet6 fe80::f816:3eff:fe05:ad5f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:19:30:78:54:a2 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-8319) 11/12/25 _x86_64_ (4 CPU) 18:23:59 LINUX RESTART (4 CPU) 18:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:04 49.20 0.07 41.29 7.84 3.49 2343.05 146741.98 18:50:09 21.52 0.17 18.10 3.25 4.46 1625.61 23374.39 Average: 35.33 0.12 29.67 5.54 3.98 1983.53 84920.24 18:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:04 9400916 12933060 3025548 18.48 154544 3498876 3350448 19.23 884520 5701512 580 18:50:09 9195628 13097160 2858460 17.46 172824 3822748 3079444 17.68 1006288 5734552 35676 Average: 9298272 13015110 2942004 17.97 163684 3660812 3214946 18.45 945404 5718032 18128 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:04 lo 22.46 22.46 5.01 5.01 0.00 0.00 0.00 0.00 18:40:04 ens3 22.17 17.29 27.95 5.86 0.00 0.00 0.00 0.00 18:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:09 lo 1245.45 1245.45 1156.59 1156.59 0.00 0.00 0.00 0.00 18:50:09 ens3 39.21 30.46 252.82 7.30 0.00 0.00 0.00 0.00 18:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 635.32 635.32 582.09 582.09 0.00 0.00 0.00 0.00 Average: ens3 30.71 23.89 140.64 6.58 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-8319) 11/12/25 _x86_64_ (4 CPU) 18:23:59 LINUX RESTART (4 CPU) 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:40:04 all 33.99 0.00 1.24 0.82 0.08 63.87 18:40:04 0 34.08 0.00 1.05 0.27 0.08 64.52 18:40:04 1 35.88 0.00 1.41 2.21 0.09 60.41 18:40:04 2 32.86 0.00 1.14 0.20 0.08 65.72 18:40:04 3 33.12 0.00 1.38 0.60 0.09 64.81 18:50:09 all 27.84 0.00 1.59 0.18 0.08 70.31 18:50:09 0 27.81 0.00 1.81 0.32 0.08 69.97 18:50:09 1 27.47 0.00 1.47 0.16 0.08 70.81 18:50:09 2 27.94 0.00 1.65 0.13 0.09 70.19 18:50:09 3 28.15 0.00 1.42 0.10 0.08 70.24 Average: all 30.91 0.00 1.42 0.50 0.08 67.09 Average: 0 30.95 0.00 1.43 0.29 0.08 67.25 Average: 1 31.67 0.00 1.44 1.19 0.09 65.62 Average: 2 30.40 0.00 1.40 0.16 0.08 67.96 Average: 3 30.63 0.00 1.40 0.35 0.08 67.53