---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1957 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 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 663 8677 4 6647 14983 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:43:87:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.127/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84433sec preferred_lft 84433sec inet6 fe80::f816:3eff:fe43:87a4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:ef:17:f5:a8:57 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-1957) 10/08/25 _x86_64_ (4 CPU) 10:37:29 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:13 25.29 3.45 19.25 2.58 802.10 3742.34 20313.97 11:00:01 26.31 0.02 23.30 3.00 0.18 2294.42 8540.22 11:10:10 29.20 0.15 25.43 3.62 10.77 9249.84 8505.40 Average: 26.94 1.23 22.64 3.06 275.56 5124.92 12519.40 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:13 9646368 13220872 2738236 16.72 132268 3585300 2852924 16.38 879572 5483864 25996 11:00:01 9217508 13192360 2762708 16.87 152868 3929312 2783156 15.98 996536 5727072 8296 11:10:10 8845608 15297852 648824 3.96 177396 6299820 1127556 6.47 1847500 5161116 14720 Average: 9236495 13903695 2049923 12.52 154177 4604811 2254545 12.94 1241203 5457351 16337 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:13 lo 941.13 941.13 894.31 894.31 0.00 0.00 0.00 0.00 10:50:13 ens3 104.95 82.45 988.67 17.05 0.00 0.00 0.00 0.00 10:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1287.35 1287.35 1220.97 1220.97 0.00 0.00 0.00 0.00 11:00:01 ens3 40.55 34.05 23.43 12.59 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:10 lo 694.14 694.14 649.88 649.88 0.00 0.00 0.00 0.00 11:10:10 ens3 104.48 109.32 164.39 1041.56 0.00 0.00 0.00 0.00 11:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 970.44 970.44 918.14 918.14 0.00 0.00 0.00 0.00 Average: ens3 83.88 75.78 398.03 360.23 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-1957) 10/08/25 _x86_64_ (4 CPU) 10:37:29 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:13 all 38.62 0.00 1.83 0.43 0.08 59.04 10:50:13 0 38.10 0.00 1.78 0.36 0.08 59.69 10:50:13 1 38.56 0.00 1.73 0.44 0.07 59.19 10:50:13 2 39.40 0.00 1.73 0.41 0.09 58.37 10:50:13 3 38.40 0.00 2.09 0.50 0.08 58.92 11:00:01 all 65.60 0.00 2.40 0.08 0.11 31.81 11:00:01 0 64.44 0.00 2.43 0.05 0.12 32.96 11:00:01 1 66.64 0.00 2.63 0.06 0.11 30.55 11:00:01 2 64.84 0.00 2.11 0.06 0.11 32.88 11:00:01 3 66.49 0.00 2.42 0.13 0.11 30.85 11:10:10 all 39.65 0.00 1.80 0.34 0.09 58.12 11:10:10 0 36.13 0.00 1.80 0.31 0.08 61.69 11:10:10 1 43.01 0.00 1.85 0.17 0.10 54.86 11:10:10 2 45.21 0.00 1.80 0.63 0.09 52.27 11:10:10 3 34.25 0.00 1.77 0.25 0.09 63.65 Average: all 47.72 0.00 2.01 0.28 0.09 49.90 Average: 0 45.97 0.00 2.00 0.24 0.09 51.70 Average: 1 49.16 0.00 2.07 0.23 0.09 48.45 Average: 2 49.62 0.00 1.88 0.37 0.10 48.04 Average: 3 46.12 0.00 2.09 0.30 0.09 51.40