---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2493 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 633 8701 4 6654 15013 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:e1:b6:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.24/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84461sec preferred_lft 84461sec inet6 fe80::f816:3eff:fee1:b618/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:fb:96:bd:7a:2a 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-2493) 10/10/25 _x86_64_ (4 CPU) 10:37:29 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:10 38.31 3.48 21.71 13.12 806.84 3969.10 245151.47 11:00:01 26.41 0.02 23.48 2.90 0.22 2248.55 18782.61 Average: 32.46 1.78 22.58 8.10 410.21 3123.09 133843.59 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:10 9608876 13325744 2632312 16.08 136232 3716288 2788928 16.01 899908 5494260 125572 11:00:01 8482052 12674684 3279860 20.03 153500 4138296 3367308 19.33 1034968 6438948 204992 Average: 9045464 13000214 2956086 18.05 144866 3927292 3078118 17.67 967438 5966604 165282 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:10 lo 1086.99 1086.99 1028.87 1028.87 0.00 0.00 0.00 0.00 10:50:10 ens3 117.14 88.00 999.78 17.46 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1096.50 1096.50 1043.64 1043.64 0.00 0.00 0.00 0.00 11:00:01 ens3 39.23 32.17 22.63 11.57 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 Average: lo 1091.67 1091.67 1036.13 1036.13 0.00 0.00 0.00 0.00 Average: ens3 78.83 60.55 519.31 14.56 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-2493) 10/10/25 _x86_64_ (4 CPU) 10:37:29 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:10 all 43.95 0.00 2.17 0.21 0.09 53.59 10:50:10 0 42.38 0.00 2.07 0.10 0.09 55.35 10:50:10 1 44.67 0.00 2.34 0.33 0.09 52.57 10:50:10 2 43.98 0.00 2.17 0.09 0.09 53.67 10:50:10 3 44.76 0.00 2.08 0.32 0.09 52.75 11:00:01 all 64.52 0.00 2.43 0.41 0.12 32.53 11:00:01 0 63.44 0.00 2.28 0.27 0.12 33.90 11:00:01 1 63.83 0.00 2.49 0.48 0.12 33.09 11:00:01 2 64.78 0.00 2.59 0.85 0.12 31.66 11:00:01 3 66.02 0.00 2.36 0.04 0.12 31.46 Average: all 54.06 0.00 2.30 0.31 0.10 43.24 Average: 0 52.73 0.00 2.17 0.18 0.10 44.82 Average: 1 54.09 0.00 2.41 0.40 0.10 42.99 Average: 2 54.21 0.00 2.38 0.46 0.11 42.85 Average: 3 55.21 0.00 2.22 0.18 0.11 42.29