---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12928 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 67G 15% / 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 722 9395 4 5871 14924 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:21:5f:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84191sec preferred_lft 84191sec inet6 fe80::f816:3eff:fe21:5f6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:ff:3a:a2:90:87 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-12928) 11/23/25 _x86_64_ (4 CPU) 20:25:00 LINUX RESTART (4 CPU) 20:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:21 20.72 1.06 17.24 2.43 532.61 5139.27 19367.44 20:50:15 56.05 0.00 44.36 11.69 0.01 2693.47 10871.12 21:00:21 23.02 0.10 19.15 3.77 4.50 4461.99 15354.00 Average: 32.99 0.39 26.70 5.89 183.20 4117.09 15263.24 20:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:21 9162552 13412968 2540468 15.52 180780 4132796 2824572 16.21 923640 5831656 76704 20:50:15 8708316 13232684 2717268 16.60 209288 4345996 2904540 16.67 1017192 6143804 18344 21:00:21 9743772 15388132 556408 3.40 237420 5379572 1097344 6.30 1390284 4668304 56 Average: 9204880 14011261 1938048 11.84 209163 4619455 2275485 13.06 1110372 5547921 31701 20:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:21 lo 721.73 721.73 686.84 686.84 0.00 0.00 0.00 0.00 20:40:21 ens3 102.35 75.79 413.21 20.21 0.00 0.00 0.00 0.00 20:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:15 lo 5813.72 5813.72 5541.83 5541.83 0.00 0.00 0.00 0.00 20:50:15 ens3 93.28 67.91 33.41 27.77 0.00 0.00 0.00 0.00 20:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:21 lo 1680.79 1680.79 1578.61 1578.61 0.00 0.00 0.00 0.00 21:00:21 ens3 128.09 128.83 129.90 265.49 0.00 0.00 0.00 0.00 21:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2699.58 2699.58 2565.09 2565.09 0.00 0.00 0.00 0.00 Average: ens3 107.97 90.90 195.13 104.40 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-12928) 11/23/25 _x86_64_ (4 CPU) 20:25:00 LINUX RESTART (4 CPU) 20:30:00 CPU %user %nice %system %iowait %steal %idle 20:40:21 all 67.97 0.00 2.74 0.10 0.10 29.10 20:40:21 0 67.92 0.00 2.97 0.19 0.10 28.83 20:40:21 1 69.19 0.00 2.99 0.10 0.10 27.62 20:40:21 2 67.54 0.00 2.61 0.04 0.10 29.71 20:40:21 3 67.25 0.00 2.37 0.06 0.09 30.22 20:50:15 all 61.22 0.00 4.16 0.10 0.10 34.43 20:50:15 0 60.04 0.00 4.10 0.07 0.09 35.69 20:50:15 1 62.23 0.00 4.26 0.08 0.10 33.33 20:50:15 2 61.60 0.00 3.68 0.08 0.10 34.54 20:50:15 3 60.99 0.00 4.60 0.16 0.10 34.15 21:00:21 all 47.11 0.00 2.23 0.10 0.08 50.47 21:00:21 0 38.82 0.00 1.98 0.10 0.08 59.02 21:00:21 1 46.26 0.00 2.36 0.15 0.08 51.15 21:00:21 2 52.25 0.00 2.45 0.03 0.09 45.18 21:00:21 3 51.14 0.00 2.14 0.12 0.08 46.51 Average: all 58.82 0.00 3.03 0.10 0.09 37.96 Average: 0 55.64 0.00 3.01 0.12 0.09 41.14 Average: 1 59.28 0.00 3.19 0.11 0.09 37.33 Average: 2 60.51 0.00 2.91 0.05 0.09 36.44 Average: 3 59.84 0.00 3.02 0.11 0.09 36.93