---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1190 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 9.6G 68G 13% / 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 599 11284 4 4105 15047 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:17:b1:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84931sec preferred_lft 84931sec inet6 fe80::f816:3eff:fe17:b1fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:73:1f:a9:2a:c7 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-1190) 11/26/25 _x86_64_ (4 CPU) 01:07:35 LINUX RESTART (4 CPU) 01:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:02 24.97 2.96 18.58 3.43 480.04 3765.19 60230.53 01:30:01 21.01 0.17 17.81 3.03 4.53 1664.38 27973.85 Average: 22.99 1.57 18.19 3.23 242.64 2716.36 44126.42 01:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:02 9740260 13159616 2800004 17.10 127568 3419744 3083884 17.70 783984 5462944 620 01:30:01 9312856 13103960 2852480 17.42 148272 3742904 3063880 17.59 915900 5732436 21220 Average: 9526558 13131788 2826242 17.26 137920 3581324 3073882 17.64 849942 5597690 10920 01:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:02 lo 21.78 21.78 4.82 4.82 0.00 0.00 0.00 0.00 01:20:02 ens3 63.44 52.57 563.72 10.82 0.00 0.00 0.00 0.00 01:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 lo 1199.05 1199.05 1111.54 1111.54 0.00 0.00 0.00 0.00 01:30:01 ens3 42.39 30.16 249.94 7.30 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 609.53 609.53 557.35 557.35 0.00 0.00 0.00 0.00 Average: ens3 52.93 41.38 407.07 9.06 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-1190) 11/26/25 _x86_64_ (4 CPU) 01:07:35 LINUX RESTART (4 CPU) 01:10:02 CPU %user %nice %system %iowait %steal %idle 01:20:02 all 38.26 0.00 1.36 0.20 0.09 60.09 01:20:02 0 37.49 0.00 1.33 0.27 0.09 60.83 01:20:02 1 38.77 0.00 1.49 0.24 0.09 59.40 01:20:02 2 38.93 0.00 1.26 0.15 0.09 59.57 01:20:02 3 37.84 0.00 1.37 0.14 0.09 60.56 01:30:01 all 28.21 0.00 1.50 0.08 0.09 70.12 01:30:01 0 28.81 0.00 1.70 0.04 0.09 69.36 01:30:01 1 28.06 0.00 1.52 0.15 0.09 70.18 01:30:01 2 28.04 0.00 1.39 0.07 0.09 70.41 01:30:01 3 27.92 0.00 1.38 0.07 0.09 70.53 Average: all 33.24 0.00 1.43 0.14 0.09 65.09 Average: 0 33.16 0.00 1.51 0.15 0.09 65.08 Average: 1 33.43 0.00 1.50 0.20 0.09 64.78 Average: 2 33.50 0.00 1.32 0.11 0.09 64.98 Average: 3 32.89 0.00 1.38 0.11 0.09 65.53