---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1878 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 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 650 8820 4 6518 14996 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:4e:1f:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84710sec preferred_lft 84710sec inet6 fe80::f816:3eff:fe4e:1f49/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:4f:95:f0:ad:13 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-1878) 11/28/25 _x86_64_ (4 CPU) 11:49:55 LINUX RESTART (4 CPU) 11:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:10 81.73 11.96 55.47 14.30 1944.45 15643.70 272216.70 12:10:00 28.04 0.02 24.97 3.05 0.26 2447.39 32501.60 Average: 55.31 6.09 40.46 8.77 987.92 9151.19 154278.15 11:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:10 9867132 13389700 2569484 15.69 131884 3529052 2563284 14.71 832352 5293656 23924 12:10:00 8449564 12476384 3479604 21.25 153724 3973744 3490148 20.03 950924 6567572 110932 Average: 9158348 12933042 3024544 18.47 142804 3751398 3026716 17.37 891638 5930614 67428 11:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:10 lo 1427.83 1427.83 1353.58 1353.58 0.00 0.00 0.00 0.00 12:00:10 ens3 154.76 113.77 1162.21 21.70 0.00 0.00 0.00 0.00 12:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 lo 1218.80 1218.80 1160.34 1160.34 0.00 0.00 0.00 0.00 12:10:00 ens3 22.59 20.46 21.68 6.46 0.00 0.00 0.00 0.00 12:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1324.99 1324.99 1258.51 1258.51 0.00 0.00 0.00 0.00 Average: ens3 89.74 67.86 601.08 14.20 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-1878) 11/28/25 _x86_64_ (4 CPU) 11:49:55 LINUX RESTART (4 CPU) 11:50:00 CPU %user %nice %system %iowait %steal %idle 12:00:10 all 58.94 0.00 2.76 0.70 0.10 37.50 12:00:10 0 56.48 0.00 2.53 0.32 0.10 40.57 12:00:10 1 59.44 0.00 2.81 0.60 0.10 37.05 12:00:10 2 58.39 0.00 2.98 1.20 0.10 37.34 12:00:10 3 61.43 0.00 2.73 0.69 0.10 35.05 12:10:00 all 64.49 0.00 2.44 0.34 0.11 32.62 12:10:00 0 66.11 0.00 2.50 0.62 0.11 30.65 12:10:00 1 61.57 0.00 2.21 0.16 0.11 35.95 12:10:00 2 65.96 0.00 2.27 0.41 0.11 31.26 12:10:00 3 64.30 0.00 2.78 0.18 0.12 32.61 Average: all 61.67 0.00 2.61 0.53 0.10 35.10 Average: 0 61.22 0.00 2.52 0.47 0.10 35.69 Average: 1 60.49 0.00 2.52 0.38 0.10 36.51 Average: 2 62.11 0.00 2.63 0.81 0.10 34.35 Average: 3 62.85 0.00 2.76 0.44 0.11 33.85