---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12927 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 11G 67G 14% / 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 610 10477 4 4901 15036 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:79:bc:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84824sec preferred_lft 84824sec inet6 fe80::f816:3eff:fe79:bc81/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:8c:ca:74:74:e5 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-12927) 12/12/25 _x86_64_ (4 CPU) 00:27:32 LINUX RESTART (4 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:09 9.79 0.69 8.51 0.59 425.01 1904.61 23104.76 00:50:01 25.22 0.54 10.98 13.70 19.92 1827.28 245531.06 Average: 17.39 0.62 9.73 7.04 225.56 1866.53 132620.95 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:09 8875496 11960304 4002284 24.44 113040 3140016 4210080 24.17 614116 6542628 32 00:50:01 9778036 13406276 2552556 15.59 131680 3633172 2786692 16.00 794876 5431124 112576 Average: 9326766 12683290 3277420 20.02 122360 3386594 3498386 20.08 704496 5986876 56304 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:09 lo 0.66 0.66 0.38 0.38 0.00 0.00 0.00 0.00 00:40:09 ens3 29.30 19.66 290.54 4.28 0.00 0.00 0.00 0.00 00:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 324.92 324.92 309.30 309.30 0.00 0.00 0.00 0.00 00:50:01 ens3 38.82 25.20 416.16 4.62 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 160.32 160.32 152.48 152.48 0.00 0.00 0.00 0.00 Average: ens3 33.99 22.39 352.39 4.45 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-12927) 12/12/25 _x86_64_ (4 CPU) 00:27:32 LINUX RESTART (4 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:09 all 50.80 0.00 0.80 0.10 0.08 48.22 00:40:09 0 51.29 0.00 0.90 0.06 0.08 47.67 00:40:09 1 61.51 0.00 0.89 0.06 0.08 37.47 00:40:09 2 47.27 0.00 0.64 0.11 0.08 51.91 00:40:09 3 43.12 0.00 0.77 0.18 0.08 55.85 00:50:01 all 49.24 0.00 1.01 0.23 0.08 49.44 00:50:01 0 56.56 0.00 1.03 0.05 0.09 42.27 00:50:01 1 50.09 0.00 1.02 0.70 0.08 48.11 00:50:01 2 54.09 0.00 0.99 0.08 0.07 44.78 00:50:01 3 36.24 0.00 1.02 0.10 0.08 62.56 Average: all 50.03 0.00 0.90 0.17 0.08 48.82 Average: 0 53.88 0.00 0.96 0.06 0.08 45.01 Average: 1 55.89 0.00 0.95 0.37 0.08 42.70 Average: 2 50.62 0.00 0.81 0.09 0.08 48.40 Average: 3 39.73 0.00 0.89 0.14 0.08 59.16