---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6009 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 11G 68G 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 634 10501 4 4852 15011 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:9c:4c:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84393sec preferred_lft 84393sec inet6 fe80::f816:3eff:fe9c:4cab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:44:17:c6:de:dc 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-6009) 01/30/26 _x86_64_ (4 CPU) 13:38:21 LINUX RESTART (4 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:06 13.52 3.09 9.89 0.54 554.42 2419.84 6305.08 14:00:06 11.53 0.48 9.91 1.14 15.95 2628.20 2861.95 14:10:01 25.93 0.59 21.43 3.91 21.48 3825.35 4619.88 Average: 16.96 1.39 13.71 1.86 198.70 2954.14 4600.20 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:06 11212372 14075096 1889372 11.54 111204 2928672 2295608 13.18 587080 4255356 31916 14:00:06 9841512 13481788 2475520 15.12 146308 3594292 2923412 16.78 780352 5339788 29992 14:10:01 10786052 15393764 557076 3.40 169772 4475760 1098608 6.31 1039836 4050212 328 Average: 10613312 14316883 1640656 10.02 142428 3666241 2105876 12.09 802423 4548452 20745 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:06 lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 13:50:06 ens3 58.22 45.93 689.79 7.87 0.00 0.00 0.00 0.00 13:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:06 lo 1.40 1.40 0.14 0.14 0.00 0.00 0.00 0.00 14:00:06 ens3 70.61 54.53 140.72 17.89 0.00 0.00 0.00 0.00 14:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 1458.23 1458.23 1380.05 1380.05 0.00 0.00 0.00 0.00 14:10:01 ens3 97.56 86.25 411.36 160.15 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 482.89 482.89 456.50 456.50 0.00 0.00 0.00 0.00 Average: ens3 75.36 62.13 414.71 61.58 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-6009) 01/30/26 _x86_64_ (4 CPU) 13:38:21 LINUX RESTART (4 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:06 all 11.75 0.00 0.55 0.12 0.03 87.54 13:50:06 0 11.72 0.00 0.41 0.07 0.03 87.77 13:50:06 1 10.44 0.00 0.57 0.24 0.03 88.71 13:50:06 2 12.72 0.00 0.61 0.06 0.04 86.58 13:50:06 3 12.12 0.00 0.61 0.12 0.03 87.12 14:00:06 all 73.59 0.00 2.28 0.06 0.11 23.96 14:00:06 0 74.83 0.00 2.32 0.09 0.11 22.65 14:00:06 1 73.38 0.00 2.29 0.09 0.11 24.13 14:00:06 2 75.50 0.00 2.45 0.04 0.12 21.90 14:00:06 3 70.65 0.00 2.04 0.05 0.12 27.14 14:10:01 all 47.22 0.00 2.03 0.12 0.08 50.56 14:10:01 0 43.45 0.00 1.79 0.13 0.08 54.55 14:10:01 1 47.91 0.00 2.14 0.08 0.08 49.79 14:10:01 2 45.59 0.00 2.14 0.16 0.09 52.03 14:10:01 3 51.93 0.00 2.04 0.10 0.08 45.84 Average: all 44.06 0.00 1.61 0.10 0.08 54.15 Average: 0 43.23 0.00 1.50 0.09 0.07 55.10 Average: 1 43.80 0.00 1.66 0.14 0.07 54.33 Average: 2 44.45 0.00 1.73 0.08 0.08 53.66 Average: 3 44.76 0.00 1.56 0.09 0.08 53.52