---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12181 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 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 747 9629 4 5611 14898 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:e5:f5:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84471sec preferred_lft 84471sec inet6 fe80::f816:3eff:fee5:f5cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:d1:52:c3:f5:6c 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-12181) 12/10/25 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:13 24.95 3.04 20.03 1.88 551.93 4761.02 5726.27 06:50:01 33.93 0.08 30.16 3.69 1.61 3321.63 13533.24 Average: 29.40 1.57 25.05 2.78 279.12 4047.47 9596.40 06:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:13 9816180 13519748 2436396 14.88 152812 3651012 2695616 15.47 817944 5324364 20820 06:50:01 7802524 12918772 3030652 18.51 187512 4954332 3233844 18.56 1126908 6939876 831848 Average: 8809352 13219260 2733524 16.70 170162 4302672 2964730 17.02 972426 6132120 426334 06:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:13 lo 546.89 546.89 520.66 520.66 0.00 0.00 0.00 0.00 06:40:13 ens3 88.63 66.86 864.50 16.89 0.00 0.00 0.00 0.00 06:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1503.84 1503.84 1431.72 1431.72 0.00 0.00 0.00 0.00 06:50:01 ens3 41.98 34.29 202.69 13.24 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1021.28 1021.28 972.30 972.30 0.00 0.00 0.00 0.00 Average: ens3 65.51 50.72 536.42 15.08 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-12181) 12/10/25 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:15 CPU %user %nice %system %iowait %steal %idle 06:40:13 all 55.16 0.00 1.89 0.17 0.09 42.69 06:40:13 0 54.97 0.00 1.80 0.10 0.09 43.04 06:40:13 1 55.28 0.00 1.81 0.10 0.09 42.72 06:40:13 2 55.07 0.00 2.09 0.31 0.08 42.44 06:40:13 3 55.31 0.00 1.86 0.18 0.09 42.57 06:50:01 all 57.41 0.00 2.46 0.09 0.09 39.95 06:50:01 0 56.44 0.00 2.64 0.09 0.09 40.74 06:50:01 1 55.48 0.00 2.23 0.09 0.09 42.11 06:50:01 2 57.46 0.00 2.50 0.09 0.09 39.86 06:50:01 3 60.27 0.00 2.47 0.10 0.09 37.07 Average: all 56.28 0.00 2.17 0.13 0.09 41.33 Average: 0 55.70 0.00 2.21 0.10 0.09 41.90 Average: 1 55.38 0.00 2.02 0.09 0.09 42.42 Average: 2 56.25 0.00 2.30 0.20 0.09 41.16 Average: 3 57.77 0.00 2.16 0.14 0.09 39.85