---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1718 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 611 11038 4 4338 15035 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:b2:d2:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80030sec preferred_lft 80030sec inet6 fe80::f816:3eff:feb2:d250/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:b0:5d:5a:0a:5d 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1718) 01/18/26 _x86_64_ (4 CPU) 08:58:22 LINUX RESTART (4 CPU) 09:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:11 11.60 0.62 10.25 0.73 579.84 1788.12 1803.75 09:20:32 1.30 0.01 1.30 0.00 0.05 15.67 0.41 09:30:32 1.23 0.00 1.23 0.00 0.00 13.81 0.00 09:40:27 1.15 0.00 1.15 0.00 0.00 13.00 0.00 09:50:14 1.62 0.00 1.62 0.00 0.00 17.91 0.00 10:00:33 14.47 0.00 1.75 12.72 0.14 19.09 233900.39 10:10:16 1.62 0.00 1.62 0.00 0.00 17.83 0.00 10:20:34 1.64 0.00 1.64 0.00 0.00 18.08 0.00 10:30:17 1.58 0.00 1.57 0.00 0.00 17.40 0.04 10:40:16 1.92 0.32 1.59 0.02 13.25 50.94 157.48 Average: 3.87 0.10 2.39 1.38 60.23 199.95 24249.26 09:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:11 12886820 15532824 450044 2.75 94452 2749576 972864 5.58 487764 2672724 36 09:20:32 12887416 15533852 448984 2.74 94868 2749564 972928 5.58 488192 2673580 204 09:30:32 12887728 15534688 448200 2.74 95272 2749696 972928 5.58 488592 2674168 48 09:40:27 12889268 15536576 446316 2.73 95596 2749704 972928 5.58 488928 2676428 200 09:50:14 12889416 15537444 445556 2.72 96172 2749844 972928 5.58 489500 2676348 32 10:00:33 12884120 15537704 445108 2.72 96916 2754644 972928 5.58 494940 2677520 0 10:10:16 12883368 15537472 445372 2.72 97416 2754664 972928 5.58 495456 2678792 184 10:20:34 12882108 15536720 446100 2.72 97928 2754668 972928 5.58 495952 2679980 196 10:30:17 12879336 15534600 448136 2.74 98436 2754812 972928 5.58 496456 2680952 200 10:40:16 12812740 15480108 502288 3.07 99612 2765300 993920 5.71 503328 2741176 11884 Average: 12878232 15530199 452610 2.76 96667 2753247 975021 5.60 492911 2683167 1298 09:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:11 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 09:10:11 ens3 18.61 11.65 269.94 1.49 0.00 0.00 0.00 0.00 09:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:32 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 09:20:32 ens3 0.39 0.15 0.11 0.06 0.00 0.00 0.00 0.00 09:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:32 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:32 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 09:30:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:27 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:27 ens3 0.32 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:40:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:14 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:50:14 ens3 0.25 0.08 0.05 0.02 0.00 0.00 0.00 0.00 09:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:33 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:00:33 ens3 0.30 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:16 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:10:16 ens3 0.27 0.10 0.07 0.04 0.00 0.00 0.00 0.00 10:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:34 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 10:20:34 ens3 0.32 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:17 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:30:17 ens3 0.24 0.07 0.04 0.02 0.00 0.00 0.00 0.00 10:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:16 lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 10:40:16 ens3 7.10 4.67 18.40 1.52 0.00 0.00 0.00 0.00 10:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 2.83 1.73 29.30 0.33 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1718) 01/18/26 _x86_64_ (4 CPU) 08:58:22 LINUX RESTART (4 CPU) 09:00:00 CPU %user %nice %system %iowait %steal %idle 09:10:11 all 0.69 0.00 0.29 0.18 0.02 98.82 09:10:11 0 0.70 0.00 0.30 0.20 0.01 98.79 09:10:11 1 0.36 0.00 0.25 0.13 0.02 99.23 09:10:11 2 0.96 0.00 0.23 0.13 0.02 98.66 09:10:11 3 0.75 0.00 0.36 0.26 0.02 98.61 09:20:32 all 0.16 0.00 0.03 0.01 0.02 99.78 09:20:32 0 0.02 0.00 0.01 0.03 0.01 99.93 09:20:32 1 0.03 0.00 0.04 0.00 0.02 99.91 09:20:32 2 0.03 0.00 0.04 0.00 0.02 99.91 09:20:32 3 0.57 0.00 0.03 0.00 0.02 99.38 09:30:32 all 0.10 0.00 0.02 0.01 0.02 99.86 09:30:32 0 0.01 0.00 0.01 0.00 0.01 99.97 09:30:32 1 0.02 0.00 0.03 0.01 0.02 99.93 09:30:32 2 0.03 0.00 0.04 0.02 0.02 99.89 09:30:32 3 0.34 0.00 0.02 0.00 0.02 99.63 09:40:27 all 0.03 0.00 0.02 0.01 0.02 99.92 09:40:27 0 0.01 0.00 0.01 0.00 0.01 99.97 09:40:27 1 0.02 0.00 0.03 0.00 0.02 99.94 09:40:27 2 0.04 0.00 0.05 0.02 0.03 99.86 09:40:27 3 0.07 0.00 0.01 0.00 0.02 99.91 09:50:14 all 0.24 0.00 0.03 0.01 0.02 99.70 09:50:14 0 0.02 0.00 0.03 0.00 0.01 99.94 09:50:14 1 0.03 0.00 0.03 0.01 0.02 99.91 09:50:14 2 0.90 0.00 0.04 0.03 0.02 99.01 09:50:14 3 0.03 0.00 0.02 0.00 0.01 99.95 10:00:33 all 0.17 0.00 0.03 0.03 0.02 99.74 10:00:33 0 0.03 0.00 0.03 0.00 0.02 99.91 10:00:33 1 0.62 0.00 0.03 0.00 0.02 99.33 10:00:33 2 0.03 0.00 0.04 0.10 0.01 99.82 10:00:33 3 0.01 0.00 0.02 0.03 0.01 99.92 10:10:16 all 0.03 0.00 0.02 0.01 0.02 99.92 10:10:16 0 0.01 0.00 0.01 0.00 0.00 99.98 10:10:16 1 0.08 0.00 0.03 0.02 0.03 99.84 10:10:16 2 0.02 0.00 0.04 0.01 0.02 99.91 10:10:16 3 0.01 0.00 0.01 0.01 0.01 99.95 10:20:34 all 0.05 0.00 0.02 0.01 0.02 99.90 10:20:34 0 0.01 0.00 0.02 0.00 0.01 99.96 10:20:34 1 0.02 0.00 0.03 0.02 0.02 99.91 10:20:34 2 0.04 0.00 0.04 0.00 0.03 99.89 10:20:34 3 0.14 0.00 0.02 0.01 0.01 99.81 10:30:17 all 0.10 0.00 0.02 0.01 0.02 99.85 10:30:17 0 0.01 0.00 0.01 0.01 0.01 99.97 10:30:17 1 0.03 0.00 0.03 0.00 0.02 99.92 10:30:17 2 0.02 0.00 0.03 0.00 0.01 99.94 10:30:17 3 0.34 0.00 0.03 0.02 0.03 99.57 10:40:16 all 0.16 0.00 0.05 0.01 0.02 99.77 10:40:16 0 0.12 0.00 0.02 0.01 0.01 99.85 10:40:16 1 0.31 0.00 0.07 0.01 0.03 99.58 10:40:16 2 0.08 0.00 0.05 0.00 0.01 99.86 10:40:16 3 0.11 0.00 0.05 0.04 0.02 99.79 Average: all 0.18 0.00 0.05 0.03 0.02 99.72 Average: 0 0.10 0.00 0.05 0.03 0.01 99.82 Average: 1 0.15 0.00 0.06 0.02 0.02 99.75 Average: 2 0.22 0.00 0.06 0.03 0.02 99.67 Average: 3 0.24 0.00 0.06 0.04 0.02 99.65