---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11940 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 9.1G 69G 12% / 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 588 11828 4 3571 15058 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:c7:4e:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82692sec preferred_lft 82692sec inet6 fe80::f816:3eff:fec7:4e3b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:ec:79:c2:48:7c 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11940) 12/09/25 _x86_64_ (4 CPU) 10:11:06 LINUX RESTART (4 CPU) 10:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:06 1.67 0.00 1.66 0.01 0.04 23.32 344.71 10:40:01 14.18 0.00 1.42 12.75 0.15 16.73 240864.49 10:50:01 1.63 0.00 1.63 0.00 0.05 18.80 0.00 11:00:06 1.73 0.00 1.73 0.00 0.00 20.44 0.00 11:10:01 1.51 0.00 1.51 0.00 0.00 17.57 0.00 Average: 4.12 0.00 1.59 2.53 0.05 19.39 47843.84 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:06 10390892 13678004 2282936 13.94 113960 3331192 2578628 14.80 762848 4826484 216 10:40:01 10385852 13678400 2282480 13.94 114592 3335992 2578884 14.80 768168 4827012 32 10:50:01 10385628 13678764 2282112 13.94 115140 3336016 2579140 14.80 768736 4827520 180 11:00:06 10385124 13678972 2281944 13.94 115728 3336152 2579340 14.81 769288 4828116 244 11:10:01 10385716 13680160 2280772 13.93 116160 3336292 2579404 14.81 769736 4828404 224 Average: 10386642 13678860 2282049 13.94 115116 3335129 2579079 14.80 767755 4827507 179 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:06 ens3 0.32 0.12 0.08 0.04 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.38 0.14 0.11 0.07 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:01 ens3 0.38 0.14 0.11 0.07 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:06 ens3 0.59 0.20 0.20 0.12 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:01 ens3 0.34 0.10 0.08 0.04 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.40 0.14 0.12 0.07 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11940) 12/09/25 _x86_64_ (4 CPU) 10:11:06 LINUX RESTART (4 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:06 all 0.23 0.00 0.09 0.01 0.03 99.63 10:30:06 0 0.23 0.00 0.08 0.00 0.02 99.66 10:30:06 1 0.18 0.00 0.10 0.01 0.03 99.68 10:30:06 2 0.30 0.00 0.13 0.01 0.05 99.51 10:30:06 3 0.21 0.00 0.06 0.02 0.02 99.69 10:40:01 all 0.16 0.00 0.09 0.02 0.04 99.68 10:40:01 0 0.20 0.00 0.08 0.00 0.04 99.68 10:40:01 1 0.13 0.00 0.08 0.01 0.03 99.75 10:40:01 2 0.20 0.00 0.11 0.00 0.04 99.65 10:40:01 3 0.13 0.00 0.10 0.08 0.03 99.65 10:50:01 all 0.19 0.00 0.09 0.03 0.04 99.65 10:50:01 0 0.11 0.00 0.09 0.02 0.05 99.73 10:50:01 1 0.16 0.00 0.09 0.06 0.03 99.66 10:50:01 2 0.34 0.00 0.09 0.00 0.06 99.51 10:50:01 3 0.15 0.00 0.08 0.02 0.03 99.72 11:00:06 all 0.32 0.00 0.08 0.01 0.04 99.54 11:00:06 0 0.17 0.00 0.09 0.00 0.04 99.70 11:00:06 1 0.16 0.00 0.11 0.01 0.05 99.67 11:00:06 2 0.85 0.00 0.07 0.00 0.04 99.04 11:00:06 3 0.11 0.00 0.06 0.03 0.03 99.77 11:10:01 all 0.29 0.00 0.08 0.06 0.03 99.53 11:10:01 0 0.17 0.00 0.07 0.01 0.03 99.72 11:10:01 1 0.16 0.00 0.11 0.05 0.04 99.64 11:10:01 2 0.15 0.00 0.10 0.00 0.04 99.71 11:10:01 3 0.70 0.00 0.05 0.19 0.02 99.04 Average: all 0.24 0.00 0.09 0.03 0.04 99.61 Average: 0 0.18 0.00 0.08 0.01 0.04 99.70 Average: 1 0.15 0.00 0.10 0.03 0.04 99.68 Average: 2 0.37 0.00 0.10 0.00 0.05 99.48 Average: 3 0.26 0.00 0.07 0.07 0.03 99.57