---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8374 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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: 5600.00 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 614 10480 4 4893 15031 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:95:c4:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83376sec preferred_lft 83376sec inet6 fe80::f816:3eff:fe95:c468/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:d5:5e:53:4a:ae 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-8374) 11/13/25 _x86_64_ (4 CPU) 00:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 5.44 0.84 4.20 0.40 544.93 662.09 4166.80 00:20:09 1.29 0.01 1.26 0.02 0.05 14.85 0.15 00:30:09 39.31 3.99 34.64 0.68 250.59 3401.92 1014.05 00:40:00 3.31 0.05 3.10 0.16 6.70 486.10 16.39 Average: 12.37 1.23 10.83 0.31 201.30 1143.73 1304.21 00:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 13488268 15523932 490940 3.00 57652 2202192 1147000 6.58 380088 2248240 184 00:20:09 13488664 15524768 490236 2.99 58072 2202204 1147000 6.58 380500 2248804 256 00:30:09 11092044 14076052 1888508 11.53 108732 3053432 2333196 13.39 625776 4336340 1084 00:40:00 9365272 12482104 3481024 21.26 113356 3171008 3669504 21.06 672232 5980628 548 Average: 11858562 14401714 1587677 9.70 84453 2657209 2074175 11.91 514649 3703503 518 00:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 00:10:09 ens3 10.84 7.14 126.38 0.60 0.00 0.00 0.00 0.00 00:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:09 ens3 0.28 0.11 0.08 0.05 0.00 0.00 0.00 0.00 00:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:09 lo 0.39 0.39 0.05 0.05 0.00 0.00 0.00 0.00 00:30:09 ens3 77.42 60.28 685.87 11.77 0.00 0.00 0.00 0.00 00:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:00 lo 0.59 0.59 0.38 0.38 0.00 0.00 0.00 0.00 00:40:00 ens3 10.94 8.03 40.95 1.89 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 24.92 18.93 213.98 3.58 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-8374) 11/13/25 _x86_64_ (4 CPU) 00:00:09 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.40 0.00 0.14 0.10 0.01 99.35 00:10:09 0 0.43 0.00 0.14 0.04 0.01 99.38 00:10:09 1 0.38 0.00 0.13 0.22 0.02 99.25 00:10:09 2 0.32 0.00 0.14 0.11 0.02 99.41 00:10:09 3 0.49 0.00 0.13 0.02 0.02 99.35 00:20:09 all 0.07 0.00 0.02 0.01 0.01 99.89 00:20:09 0 0.02 0.00 0.02 0.00 0.01 99.95 00:20:09 1 0.02 0.00 0.02 0.03 0.01 99.92 00:20:09 2 0.11 0.00 0.01 0.01 0.02 99.86 00:20:09 3 0.11 0.00 0.03 0.00 0.02 99.83 00:30:09 all 23.97 0.00 0.73 0.26 0.05 74.99 00:30:09 0 23.06 0.00 0.55 0.06 0.05 76.28 00:30:09 1 21.45 0.00 0.71 0.61 0.05 77.18 00:30:09 2 25.51 0.00 0.88 0.16 0.05 73.39 00:30:09 3 25.87 0.00 0.77 0.20 0.05 73.11 00:40:00 all 47.97 0.00 0.62 0.02 0.08 51.31 00:40:00 0 43.35 0.00 0.55 0.01 0.07 56.01 00:40:00 1 47.64 0.00 0.65 0.02 0.08 51.61 00:40:00 2 39.78 0.00 0.67 0.06 0.08 59.42 00:40:00 3 61.10 0.00 0.62 0.01 0.08 38.19 Average: all 17.99 0.00 0.37 0.10 0.04 81.49 Average: 0 16.61 0.00 0.31 0.03 0.03 83.02 Average: 1 17.28 0.00 0.38 0.22 0.04 82.09 Average: 2 16.36 0.00 0.42 0.08 0.04 83.09 Average: 3 21.73 0.00 0.39 0.06 0.04 77.78