---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1454 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 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 640 8838 4 6509 15006 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:50:08:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84438sec preferred_lft 84438sec inet6 fe80::f816:3eff:fe50:84b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:e4:b8:59:d2:0b 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-1454) 01/17/26 _x86_64_ (4 CPU) 10:39:18 LINUX RESTART (4 CPU) 10:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:10 36.17 4.18 29.43 2.56 591.16 4746.52 23200.92 11:00:08 26.36 0.08 23.27 3.00 6.71 2251.87 35124.17 11:10:08 30.82 0.14 27.56 3.12 6.56 9398.24 19761.14 Average: 31.13 1.47 26.76 2.89 201.97 5465.38 26023.51 10:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:10 10310756 13607868 2353248 14.37 122896 3334280 2844436 16.33 717420 5000808 16948 11:00:08 9410768 13142068 2814484 17.19 146432 3705300 3311288 19.01 869608 5709296 24660 11:10:08 9084656 15389480 557228 3.40 174068 6159548 1109244 6.37 1733708 5048076 12 Average: 9602060 14046472 1908320 11.66 147799 4399709 2421656 13.90 1106912 5252727 13873 10:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:10 lo 754.74 754.74 718.99 718.99 0.00 0.00 0.00 0.00 10:50:10 ens3 122.06 94.11 1122.43 16.80 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:08 lo 1392.59 1392.59 1319.59 1319.59 0.00 0.00 0.00 0.00 11:00:08 ens3 44.23 34.24 22.89 12.05 0.00 0.00 0.00 0.00 11:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:08 lo 833.81 833.81 784.74 784.74 0.00 0.00 0.00 0.00 11:10:08 ens3 94.63 95.72 165.79 985.60 0.00 0.00 0.00 0.00 11:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 993.35 993.35 940.76 940.76 0.00 0.00 0.00 0.00 Average: ens3 87.02 74.72 437.93 337.84 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-1454) 01/17/26 _x86_64_ (4 CPU) 10:39:18 LINUX RESTART (4 CPU) 10:40:08 CPU %user %nice %system %iowait %steal %idle 10:50:10 all 26.98 0.00 1.53 0.34 0.05 71.10 10:50:10 0 25.14 0.00 1.53 0.27 0.06 73.00 10:50:10 1 27.06 0.00 1.66 0.32 0.06 70.91 10:50:10 2 28.20 0.00 1.33 0.24 0.06 70.18 10:50:10 3 27.51 0.00 1.60 0.52 0.05 70.32 11:00:08 all 63.36 0.00 2.28 0.10 0.09 34.17 11:00:08 0 64.31 0.00 2.41 0.09 0.09 33.11 11:00:08 1 63.39 0.00 2.24 0.15 0.09 34.14 11:00:08 2 62.90 0.00 2.17 0.07 0.09 34.78 11:00:08 3 62.86 0.00 2.30 0.09 0.09 34.66 11:10:08 all 48.84 0.00 2.06 0.35 0.08 48.67 11:10:08 0 45.64 0.00 2.02 0.82 0.08 51.44 11:10:08 1 53.08 0.00 2.26 0.13 0.08 44.45 11:10:08 2 50.00 0.00 2.13 0.21 0.08 47.57 11:10:08 3 46.65 0.00 1.82 0.24 0.08 51.20 Average: all 46.35 0.00 1.96 0.26 0.07 51.35 Average: 0 44.98 0.00 1.99 0.39 0.07 52.56 Average: 1 47.81 0.00 2.05 0.20 0.07 49.87 Average: 2 47.00 0.00 1.88 0.17 0.08 50.88 Average: 3 45.62 0.00 1.91 0.29 0.07 52.11