---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10875 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 610 9366 4 6012 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:8e:89:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84240sec preferred_lft 84240sec inet6 fe80::f816:3eff:fe8e:8931/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:bc:de:f5:60:82 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-10875) 12/05/25 _x86_64_ (4 CPU) 21:44:27 LINUX RESTART (4 CPU) 21:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:16 22.21 0.45 19.64 2.11 15.45 4595.90 6925.55 22:10:15 54.42 0.00 43.81 10.61 0.03 2757.50 24406.07 22:20:15 27.66 0.18 22.83 4.65 12.53 4633.25 8026.26 Average: 34.68 0.21 28.70 5.77 9.37 3999.44 13080.05 21:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:16 8716176 13121520 2830064 17.28 184348 4279036 3093372 17.76 945524 6253972 125704 22:10:15 8384036 13054944 2893192 17.67 213416 4484164 3331196 19.12 1025996 6458220 18276 22:20:15 9599008 15391664 551120 3.37 244848 5519084 1113308 6.39 1403488 4820196 13624 Average: 8899740 13856043 2091459 12.77 214204 4760761 2512625 14.42 1125003 5844129 52535 21:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:16 lo 768.72 768.72 731.88 731.88 0.00 0.00 0.00 0.00 22:00:16 ens3 73.02 56.79 295.59 16.26 0.00 0.00 0.00 0.00 22:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:15 lo 6194.27 6194.27 5904.03 5904.03 0.00 0.00 0.00 0.00 22:10:15 ens3 59.97 46.66 88.45 15.97 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 22:20:15 lo 1767.76 1767.76 1662.15 1662.15 0.00 0.00 0.00 0.00 22:20:15 ens3 168.83 148.86 133.97 594.36 0.00 0.00 0.00 0.00 22:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2897.05 2897.05 2753.47 2753.47 0.00 0.00 0.00 0.00 Average: ens3 100.49 83.98 173.37 207.97 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-10875) 12/05/25 _x86_64_ (4 CPU) 21:44:27 LINUX RESTART (4 CPU) 21:50:07 CPU %user %nice %system %iowait %steal %idle 22:00:16 all 69.15 0.00 2.56 0.05 0.08 28.15 22:00:16 0 69.07 0.00 2.49 0.05 0.08 28.30 22:00:16 1 71.04 0.00 2.85 0.03 0.09 25.99 22:00:16 2 68.62 0.00 2.49 0.08 0.08 28.72 22:00:16 3 67.87 0.00 2.40 0.05 0.08 29.59 22:10:15 all 60.29 0.00 4.15 0.12 0.08 35.36 22:10:15 0 59.44 0.00 3.77 0.09 0.08 36.62 22:10:15 1 59.85 0.00 4.38 0.18 0.08 35.50 22:10:15 2 61.29 0.00 4.50 0.10 0.08 34.03 22:10:15 3 60.58 0.00 3.95 0.09 0.08 35.30 22:20:15 all 50.20 0.00 2.44 0.14 0.08 47.14 22:20:15 0 53.08 0.00 2.47 0.15 0.08 44.22 22:20:15 1 53.13 0.00 2.55 0.14 0.08 44.11 22:20:15 2 50.26 0.00 2.36 0.21 0.08 47.10 22:20:15 3 44.32 0.00 2.40 0.07 0.08 53.14 Average: all 59.93 0.00 3.05 0.10 0.08 36.84 Average: 0 60.57 0.00 2.91 0.10 0.08 36.34 Average: 1 61.39 0.00 3.26 0.12 0.08 35.15 Average: 2 60.10 0.00 3.11 0.13 0.08 36.58 Average: 3 57.64 0.00 2.91 0.07 0.08 39.30