---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3260 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 9.9G 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 659 10915 4 4414 14987 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:42:36:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84875sec preferred_lft 84875sec inet6 fe80::f816:3eff:fe42:3610/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:3b:2f:e5:0f:95 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-3260) 12/02/25 _x86_64_ (4 CPU) 21:55:24 LINUX RESTART (4 CPU) 22:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:15 55.36 0.57 45.74 9.04 608.32 4818.28 51193.29 22:20:08 19.18 0.18 15.94 3.06 11.84 2387.12 10129.55 Average: 37.38 0.38 30.93 6.07 311.81 3609.72 30779.99 22:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:15 9688220 13464256 2492736 15.22 171096 3702412 2638728 15.15 834300 5438432 157240 22:20:08 11284180 15444032 509716 3.11 194252 4034376 1064188 6.11 972916 3678736 13484 Average: 10486200 14454144 1501226 9.17 182674 3868394 1851458 10.63 903608 4558584 85362 22:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:15 lo 4682.42 4682.42 4462.45 4462.45 0.00 0.00 0.00 0.00 22:10:15 ens3 134.24 96.49 219.26 30.55 0.00 0.00 0.00 0.00 22:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:08 lo 974.09 974.09 911.19 911.19 0.00 0.00 0.00 0.00 22:20:08 ens3 118.34 113.95 126.69 181.20 0.00 0.00 0.00 0.00 22:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2838.96 2838.96 2697.07 2697.07 0.00 0.00 0.00 0.00 Average: ens3 126.34 105.17 173.24 105.44 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-3260) 12/02/25 _x86_64_ (4 CPU) 21:55:24 LINUX RESTART (4 CPU) 22:00:15 CPU %user %nice %system %iowait %steal %idle 22:10:15 all 65.54 0.00 4.02 0.51 0.11 29.84 22:10:15 0 64.66 0.00 3.92 0.75 0.11 30.57 22:10:15 1 65.59 0.00 4.50 0.56 0.11 29.25 22:10:15 2 65.59 0.00 3.95 0.22 0.10 30.14 22:10:15 3 66.31 0.00 3.70 0.49 0.11 29.39 22:20:08 all 28.25 0.00 1.41 0.14 0.07 70.14 22:20:08 0 23.39 0.00 1.34 0.29 0.07 74.91 22:20:08 1 25.17 0.00 1.54 0.12 0.07 73.10 22:20:08 2 30.70 0.00 1.34 0.07 0.06 67.82 22:20:08 3 33.76 0.00 1.42 0.08 0.07 64.67 Average: all 46.95 0.00 2.72 0.32 0.09 49.92 Average: 0 44.02 0.00 2.63 0.52 0.09 52.74 Average: 1 45.46 0.00 3.02 0.34 0.09 51.09 Average: 2 48.23 0.00 2.65 0.14 0.08 48.89 Average: 3 50.09 0.00 2.57 0.29 0.09 46.96