---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6283 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 611 8730 4 6648 15035 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:6b:64:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.146/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84486sec preferred_lft 84486sec inet6 fe80::f816:3eff:fe6b:64f4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:99:32:ae:ef:e4 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-6283) 01/31/26 _x86_64_ (4 CPU) 10:39:17 LINUX RESTART (4 CPU) 10:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 34.58 4.30 27.57 2.71 786.20 5138.33 35259.84 11:00:05 26.71 0.04 23.64 3.03 0.73 2375.10 7679.58 11:10:05 29.47 0.14 26.31 3.02 6.52 9111.41 12408.71 Average: 30.23 1.48 25.83 2.92 262.68 5535.28 18386.09 10:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 10106984 13615124 2344396 14.32 124836 3534336 2526600 14.50 812012 5098548 51052 11:00:05 9145372 13088412 2866324 17.51 149520 3907740 3035164 17.42 947428 5881104 33556 11:10:05 8932744 15379000 566896 3.46 176660 6296496 1095172 6.29 1798316 5122276 284 Average: 9395033 14027512 1925872 11.76 150339 4579524 2218979 12.74 1185919 5367309 28297 10:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 772.95 772.95 735.02 735.02 0.00 0.00 0.00 0.00 10:50:01 ens3 118.11 88.95 1222.10 17.20 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 1347.35 1347.35 1277.73 1277.73 0.00 0.00 0.00 0.00 11:00:05 ens3 43.55 35.48 21.07 13.18 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 760.16 760.16 712.90 712.90 0.00 0.00 0.00 0.00 11:10:05 ens3 105.55 108.40 165.92 1025.79 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 961.47 961.47 909.80 909.80 0.00 0.00 0.00 0.00 Average: ens3 88.90 77.49 466.94 352.05 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-6283) 01/31/26 _x86_64_ (4 CPU) 10:39:17 LINUX RESTART (4 CPU) 10:40:05 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 32.59 0.00 1.75 0.31 0.06 65.30 10:50:01 0 33.13 0.00 1.93 0.16 0.06 64.72 10:50:01 1 32.43 0.00 1.65 0.75 0.07 65.09 10:50:01 2 31.73 0.00 1.63 0.11 0.07 66.46 10:50:01 3 33.05 0.00 1.77 0.20 0.06 64.93 11:00:05 all 65.53 0.00 2.36 0.16 0.10 31.85 11:00:05 0 65.52 0.00 2.21 0.14 0.10 32.02 11:00:05 1 65.48 0.00 2.10 0.13 0.10 32.19 11:00:05 2 67.29 0.00 2.77 0.21 0.10 29.63 11:00:05 3 63.84 0.00 2.33 0.17 0.10 33.56 11:10:05 all 41.56 0.00 1.83 0.34 0.08 56.18 11:10:05 0 42.00 0.00 1.76 0.07 0.08 56.10 11:10:05 1 40.64 0.00 1.88 0.77 0.09 56.62 11:10:05 2 39.31 0.00 1.90 0.30 0.08 58.41 11:10:05 3 44.30 0.00 1.80 0.24 0.08 53.58 Average: all 46.63 0.00 1.98 0.27 0.08 51.04 Average: 0 46.94 0.00 1.97 0.12 0.08 50.89 Average: 1 46.26 0.00 1.88 0.55 0.08 51.22 Average: 2 46.19 0.00 2.10 0.21 0.08 51.42 Average: 3 47.12 0.00 1.97 0.20 0.08 50.63