---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2947 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 12G 66G 16% / 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 623 8748 4 6617 15023 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:c0:4c:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84308sec preferred_lft 84308sec inet6 fe80::f816:3eff:fec0:4c74/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:d9:06:ac:5e:5a 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-2947) 10/28/25 _x86_64_ (4 CPU) 19:03:18 LINUX RESTART (4 CPU) 19:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 24.23 0.42 20.66 3.14 20.20 3014.34 7514.67 19:30:03 31.29 0.01 27.93 3.35 0.09 2605.22 13603.44 Average: 27.77 0.21 24.31 3.25 10.09 2808.75 10574.50 19:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 9692756 13374440 2583620 15.78 139736 3665224 2729832 15.67 865904 5433952 38184 19:30:03 8418732 13142092 2811424 17.17 158932 4640572 2912200 16.72 1165544 6354016 614560 Average: 9055744 13258266 2697522 16.48 149334 4152898 2821016 16.19 1015724 5893984 326372 19:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 1407.63 1407.63 1334.50 1334.50 0.00 0.00 0.00 0.00 19:20:01 ens3 58.53 46.01 61.47 14.44 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:03 lo 1370.80 1370.80 1304.58 1304.58 0.00 0.00 0.00 0.00 19:30:03 ens3 43.25 34.73 32.54 12.17 0.00 0.00 0.00 0.00 19:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1389.13 1389.13 1319.46 1319.46 0.00 0.00 0.00 0.00 Average: ens3 50.85 40.34 46.94 13.30 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-2947) 10/28/25 _x86_64_ (4 CPU) 19:03:18 LINUX RESTART (4 CPU) 19:10:05 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 70.05 0.00 2.52 0.24 0.12 27.07 19:20:01 0 70.99 0.00 2.42 0.11 0.12 26.35 19:20:01 1 67.76 0.00 2.73 0.51 0.12 28.88 19:20:01 2 72.02 0.00 2.37 0.22 0.12 25.26 19:20:01 3 69.40 0.00 2.57 0.10 0.12 27.81 19:30:03 all 63.79 0.00 2.56 0.08 0.11 33.46 19:30:03 0 63.08 0.00 2.34 0.06 0.10 34.41 19:30:03 1 62.71 0.00 2.70 0.05 0.11 34.43 19:30:03 2 62.55 0.00 2.50 0.13 0.11 34.72 19:30:03 3 66.82 0.00 2.71 0.08 0.11 30.28 Average: all 66.90 0.00 2.54 0.16 0.11 30.28 Average: 0 67.02 0.00 2.38 0.09 0.11 30.40 Average: 1 65.22 0.00 2.72 0.28 0.11 31.66 Average: 2 67.26 0.00 2.43 0.17 0.11 30.01 Average: 3 68.11 0.00 2.64 0.09 0.11 29.05