---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7392 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 9.8G 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 671 10901 4 4416 14975 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:ea:db:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82530sec preferred_lft 82530sec inet6 fe80::f816:3eff:feea:db10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:34:02:dd:0f:f8 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-7392) 11/09/25 _x86_64_ (4 CPU) 21:12:04 LINUX RESTART (4 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:01 1.60 0.00 1.57 0.03 0.04 19.66 347.41 21:40:09 1.51 0.00 1.50 0.01 0.00 16.74 0.12 21:50:01 1.43 0.00 1.41 0.02 0.00 16.12 0.12 22:00:01 45.97 4.63 39.68 1.66 269.89 3595.17 2073.61 22:10:07 47.79 0.01 39.03 8.75 0.38 3571.98 10554.94 Average: 19.73 0.93 16.69 2.11 53.96 1449.05 2613.44 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:01 13462204 15531312 482568 2.95 59196 2234236 1138420 6.53 408264 2254968 204 21:40:09 13459948 15529860 484184 2.96 59840 2234376 1137716 6.53 408912 2256800 192 21:50:01 13459696 15530244 483784 2.95 60460 2234384 1137716 6.53 409536 2256992 204 22:00:01 10822804 14000904 1961244 11.98 120604 3226096 2300116 13.20 678196 4531760 140824 22:10:07 10021452 13761184 2194576 13.40 182120 3649924 2338144 13.42 859980 5070892 30224 Average: 12245221 14870701 1121271 6.85 96444 2715803 1610422 9.24 552978 3274282 34330 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:01 ens3 0.38 0.12 0.09 0.05 0.00 0.00 0.00 0.00 21:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:09 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 21:40:09 ens3 0.38 0.14 0.10 0.06 0.00 0.00 0.00 0.00 21:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 0.40 0.07 0.05 0.02 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 721.95 721.95 687.65 687.65 0.00 0.00 0.00 0.00 22:00:01 ens3 86.82 66.90 750.36 15.58 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:07 lo 4755.43 4755.43 4532.04 4532.04 0.00 0.00 0.00 0.00 22:10:07 ens3 125.92 92.34 35.65 31.61 0.00 0.00 0.00 0.00 22:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1103.87 1103.87 1051.88 1051.88 0.00 0.00 0.00 0.00 Average: ens3 42.98 32.06 157.04 9.52 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-7392) 11/09/25 _x86_64_ (4 CPU) 21:12:04 LINUX RESTART (4 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:01 all 0.16 0.00 0.03 0.01 0.01 99.78 21:30:01 0 0.01 0.00 0.02 0.01 0.01 99.96 21:30:01 1 0.04 0.00 0.04 0.04 0.02 99.85 21:30:01 2 0.01 0.00 0.02 0.01 0.01 99.96 21:30:01 3 0.59 0.00 0.03 0.00 0.01 99.36 21:40:09 all 0.12 0.00 0.03 0.01 0.01 99.82 21:40:09 0 0.01 0.00 0.02 0.00 0.00 99.97 21:40:09 1 0.02 0.00 0.02 0.04 0.01 99.91 21:40:09 2 0.01 0.00 0.02 0.00 0.01 99.95 21:40:09 3 0.46 0.00 0.04 0.00 0.03 99.47 21:50:01 all 0.11 0.00 0.02 0.01 0.01 99.85 21:50:01 0 0.02 0.00 0.02 0.00 0.01 99.96 21:50:01 1 0.01 0.00 0.02 0.04 0.01 99.92 21:50:01 2 0.02 0.00 0.02 0.00 0.01 99.96 21:50:01 3 0.38 0.00 0.03 0.00 0.02 99.57 22:00:01 all 17.23 0.00 1.04 0.26 0.04 81.43 22:00:01 0 18.03 0.00 0.99 0.09 0.04 80.86 22:00:01 1 18.30 0.00 1.30 0.41 0.03 79.95 22:00:01 2 16.05 0.00 1.07 0.49 0.03 82.36 22:00:01 3 16.56 0.00 0.80 0.06 0.04 82.54 22:10:07 all 65.26 0.00 3.93 0.10 0.09 30.62 22:10:07 0 65.30 0.00 3.82 0.14 0.09 30.65 22:10:07 1 66.26 0.00 4.24 0.07 0.09 29.35 22:10:07 2 64.48 0.00 3.99 0.11 0.09 31.32 22:10:07 3 65.00 0.00 3.69 0.07 0.09 31.16 Average: all 16.63 0.00 1.01 0.08 0.03 82.25 Average: 0 16.72 0.00 0.98 0.05 0.03 82.22 Average: 1 16.98 0.00 1.13 0.12 0.03 81.73 Average: 2 16.16 0.00 1.03 0.12 0.03 82.66 Average: 3 16.64 0.00 0.92 0.03 0.04 82.38