---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18386 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: 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 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 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 735 9262 4 5991 14911 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:bd:e3:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84213sec preferred_lft 84213sec inet6 fe80::f816:3eff:febd:e375/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:07:5b:2e:f5:db 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-18386) 01/04/26 _x86_64_ (4 CPU) 20:25:06 LINUX RESTART (4 CPU) 20:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:01 24.02 1.04 20.75 2.24 629.87 5576.19 18901.17 20:50:14 56.72 0.00 45.60 11.11 0.04 2746.31 18532.45 21:00:05 39.20 0.14 20.52 18.54 6.70 4562.45 239859.86 Average: 40.15 0.39 29.15 10.62 210.54 4278.83 91357.30 20:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 9119280 13404968 2547052 15.56 182908 4165400 2773932 15.92 929036 5843392 11048 20:50:14 8414020 13060884 2887196 17.63 212908 4460608 3051204 17.51 1028192 6437156 22416 21:00:05 9602380 15368960 573704 3.50 241368 5495940 1111944 6.38 1404700 4791724 160 Average: 9045227 13944937 2002651 12.23 212395 4707316 2312360 13.27 1120643 5690757 11208 20:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 461.22 461.22 438.50 438.50 0.00 0.00 0.00 0.00 20:40:01 ens3 103.57 76.97 582.17 20.39 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:14 lo 5644.65 5644.65 5380.12 5380.12 0.00 0.00 0.00 0.00 20:50:14 ens3 86.00 64.97 29.73 22.51 0.00 0.00 0.00 0.00 20:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:05 lo 1747.60 1747.60 1644.22 1644.22 0.00 0.00 0.00 0.00 21:00:05 ens3 134.96 139.01 128.28 553.89 0.00 0.00 0.00 0.00 21:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2650.17 2650.17 2518.55 2518.55 0.00 0.00 0.00 0.00 Average: ens3 107.90 93.26 244.81 196.36 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-18386) 01/04/26 _x86_64_ (4 CPU) 20:25:06 LINUX RESTART (4 CPU) 20:30:06 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 68.73 0.00 2.64 0.13 0.09 28.41 20:40:01 0 69.38 0.00 2.58 0.18 0.09 27.77 20:40:01 1 66.55 0.00 2.21 0.07 0.09 31.08 20:40:01 2 67.09 0.00 2.46 0.19 0.09 30.17 20:40:01 3 71.90 0.00 3.30 0.10 0.09 24.62 20:50:14 all 61.73 0.00 4.02 0.11 0.09 34.05 20:50:14 0 61.01 0.00 3.65 0.07 0.09 35.19 20:50:14 1 61.94 0.00 4.58 0.13 0.09 33.27 20:50:14 2 60.85 0.00 3.65 0.13 0.09 35.27 20:50:14 3 63.12 0.00 4.21 0.12 0.09 32.46 21:00:05 all 47.21 0.00 2.18 0.10 0.08 50.43 21:00:05 0 48.14 0.00 2.11 0.06 0.08 49.61 21:00:05 1 44.22 0.00 1.94 0.07 0.08 53.69 21:00:05 2 51.40 0.00 2.65 0.07 0.08 45.79 21:00:05 3 45.09 0.00 2.00 0.19 0.08 52.64 Average: all 59.28 0.00 2.96 0.11 0.09 37.57 Average: 0 59.55 0.00 2.79 0.10 0.09 37.47 Average: 1 57.64 0.00 2.93 0.09 0.09 39.25 Average: 2 59.81 0.00 2.93 0.13 0.09 37.04 Average: 3 60.10 0.00 3.18 0.14 0.09 36.49