---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3718 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 692 9507 4 5789 14954 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:cf:68:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84083sec preferred_lft 84083sec inet6 fe80::f816:3eff:fecf:68fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:5e:f7:6c:69:5a 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-3718) 12/04/25 _x86_64_ (4 CPU) 20:24:25 LINUX RESTART (4 CPU) 20:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:17 25.69 0.46 22.19 3.04 15.66 4619.69 4685.15 20:50:01 53.50 0.00 43.11 10.39 0.00 2704.04 25269.33 21:00:01 22.38 0.12 18.69 3.57 5.83 4361.14 3757.53 Average: 33.68 0.19 27.86 5.62 7.23 3905.78 11110.99 20:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:17 9064140 13254660 2698744 16.48 181020 4071664 2938448 16.87 881768 5983792 97264 20:50:01 8645700 13107280 2842492 17.36 207568 4285292 2964288 17.01 971104 6239484 24016 21:00:01 9816940 15376192 569324 3.48 237644 5296460 1112280 6.38 1339508 4659376 224 Average: 9175593 13912711 2036853 12.44 208744 4551139 2338339 13.42 1064127 5627551 40501 20:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:17 lo 1125.66 1125.66 1072.12 1072.12 0.00 0.00 0.00 0.00 20:40:17 ens3 84.84 62.05 302.19 20.13 0.00 0.00 0.00 0.00 20:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5482.45 5482.45 5225.25 5225.25 0.00 0.00 0.00 0.00 20:50:01 ens3 86.61 59.09 29.47 22.39 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 1435.73 1435.73 1353.10 1353.10 0.00 0.00 0.00 0.00 21:00:01 ens3 104.81 98.39 115.68 169.01 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2655.91 2655.91 2525.93 2525.93 0.00 0.00 0.00 0.00 Average: ens3 92.13 73.29 150.24 70.90 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-3718) 12/04/25 _x86_64_ (4 CPU) 20:24:25 LINUX RESTART (4 CPU) 20:30:16 CPU %user %nice %system %iowait %steal %idle 20:40:17 all 66.76 0.00 2.75 0.06 0.11 30.32 20:40:17 0 67.24 0.00 3.09 0.06 0.11 29.51 20:40:17 1 66.59 0.00 2.79 0.04 0.11 30.47 20:40:17 2 66.72 0.00 2.76 0.07 0.11 30.34 20:40:17 3 66.50 0.00 2.35 0.07 0.11 30.97 20:50:01 all 61.02 0.00 4.09 0.09 0.10 34.70 20:50:01 0 59.57 0.00 3.95 0.05 0.10 36.33 20:50:01 1 61.31 0.00 4.00 0.07 0.09 34.53 20:50:01 2 61.58 0.00 3.96 0.09 0.10 34.27 20:50:01 3 61.62 0.00 4.46 0.16 0.10 33.67 21:00:01 all 39.64 0.00 1.96 0.08 0.08 58.24 21:00:01 0 35.25 0.00 2.05 0.07 0.07 62.56 21:00:01 1 42.41 0.00 2.00 0.13 0.08 55.38 21:00:01 2 40.53 0.00 2.00 0.04 0.08 57.36 21:00:01 3 40.37 0.00 1.81 0.10 0.08 57.65 Average: all 55.76 0.00 2.92 0.08 0.09 41.14 Average: 0 53.97 0.00 3.02 0.06 0.09 42.86 Average: 1 56.73 0.00 2.92 0.08 0.09 40.18 Average: 2 56.23 0.00 2.89 0.07 0.10 40.71 Average: 3 56.11 0.00 2.86 0.11 0.09 40.83