---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3225 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 66G 16% / 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 670 8862 4 6456 14976 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:02:dd:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.235/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84364sec preferred_lft 84364sec inet6 fe80::f816:3eff:fe02:dd33/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:e1:75:ba:65:6b 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-3225) 12/02/25 _x86_64_ (4 CPU) 15:16:25 LINUX RESTART (4 CPU) 15:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:00 31.79 3.37 25.20 3.22 565.88 3945.44 5498.83 15:40:00 31.28 0.01 28.05 3.22 0.19 2543.93 7025.96 15:50:00 17.47 0.18 15.10 2.20 12.56 8805.56 2918.47 Average: 26.85 1.19 22.78 2.88 192.88 5098.31 5147.75 15:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:00 9562372 13038300 2920784 17.84 135808 3473608 3003640 17.24 793420 5648392 31964 15:40:00 7888884 12009636 3945100 24.10 158100 4051504 3895144 22.36 949272 7111988 237548 15:50:00 9089056 15342920 604428 3.69 177056 6099148 1101292 6.32 1724136 5047100 10344 Average: 8846771 13463619 2490104 15.21 156988 4541420 2666692 15.31 1155609 5935827 93285 15:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:00 lo 1428.32 1428.32 1353.99 1353.99 0.00 0.00 0.00 0.00 15:30:00 ens3 117.20 93.89 893.25 20.22 0.00 0.00 0.00 0.00 15:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:00 lo 1404.27 1404.27 1337.50 1337.50 0.00 0.00 0.00 0.00 15:40:00 ens3 47.82 36.10 38.30 12.22 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 261.03 261.03 4662.15 4662.15 0.00 0.00 0.00 0.00 15:50:00 ens3 102.79 109.61 131.93 1055.01 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1031.21 1031.21 2451.21 2451.21 0.00 0.00 0.00 0.00 Average: ens3 89.27 79.86 354.49 362.49 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-3225) 12/02/25 _x86_64_ (4 CPU) 15:16:25 LINUX RESTART (4 CPU) 15:20:00 CPU %user %nice %system %iowait %steal %idle 15:30:00 all 61.00 0.00 2.44 0.14 0.08 36.33 15:30:00 0 61.52 0.00 2.45 0.21 0.08 35.74 15:30:00 1 61.11 0.00 2.53 0.12 0.08 36.16 15:30:00 2 60.18 0.00 2.40 0.17 0.08 37.17 15:30:00 3 61.20 0.00 2.39 0.07 0.08 36.26 15:40:00 all 64.51 0.00 2.42 0.08 0.08 32.90 15:40:00 0 64.71 0.00 2.50 0.10 0.08 32.61 15:40:00 1 63.60 0.00 2.12 0.06 0.08 34.15 15:40:00 2 64.99 0.00 2.61 0.10 0.08 32.22 15:40:00 3 64.76 0.00 2.47 0.05 0.08 32.63 15:50:00 all 32.96 0.00 1.25 0.19 0.07 65.53 15:50:00 0 29.31 0.00 1.21 0.19 0.07 69.22 15:50:00 1 38.54 0.00 1.31 0.30 0.07 59.78 15:50:00 2 35.32 0.00 1.05 0.18 0.07 63.38 15:50:00 3 28.68 0.00 1.45 0.09 0.06 69.72 Average: all 52.81 0.00 2.04 0.14 0.08 44.94 Average: 0 51.81 0.00 2.05 0.17 0.08 45.90 Average: 1 54.41 0.00 1.98 0.16 0.08 43.38 Average: 2 53.49 0.00 2.02 0.15 0.08 44.26 Average: 3 51.54 0.00 2.10 0.07 0.07 46.21