---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12222 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 17G 61G 22% / 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 688 11211 3 4089 14958 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:77:9d:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83556sec preferred_lft 83556sec inet6 fe80::f816:3eff:fe77:9db0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:4b:db:cd:82:c3 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-16g-12222) 11/20/25 _x86_64_ (4 CPU) 18:44:48 LINUX RESTART (4 CPU) 18:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:01 85.70 22.88 58.88 3.94 328.92 17312.32 22334.61 19:10:01 20.33 1.19 18.16 0.98 16.09 486.27 717.15 19:20:01 7.42 0.02 6.99 0.42 1.23 266.33 209.60 19:30:01 19.24 0.06 18.27 0.90 2.73 878.75 929.83 Average: 33.17 6.04 25.58 1.56 87.25 4736.25 6048.25 18:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 169912 3739612 12190188 74.45 262668 3266736 13294228 76.31 2128676 13464048 860 19:10:01 3841088 7383940 8548348 52.21 265584 3238224 9451912 54.25 2189800 9740616 532 19:20:01 6192996 9761956 6170180 37.68 266740 3263212 6962464 39.96 2196168 7385528 476 19:30:01 10009928 13741696 2195100 13.41 272904 3418428 2901380 16.65 2225456 3564120 232 Average: 5053481 8656801 7275954 44.44 266974 3296650 8152496 46.80 2185025 8538578 525 18:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:01 lo 19.12 19.12 16.44 16.44 0.00 0.00 0.00 0.00 19:00:01 ens3 39.14 28.77 640.07 3.20 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 42.10 42.10 18.86 18.86 0.00 0.00 0.00 0.00 19:10:01 ens3 1.56 1.76 0.33 0.30 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 24.77 24.77 10.89 10.89 0.00 0.00 0.00 0.00 19:20:01 ens3 0.61 0.60 0.12 0.10 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 13.27 13.27 6.61 6.61 0.00 0.00 0.00 0.00 19:30:01 ens3 1.15 1.05 0.26 1.21 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.82 24.82 13.20 13.20 0.00 0.00 0.00 0.00 Average: ens3 10.62 8.05 160.21 1.21 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-16g-12222) 11/20/25 _x86_64_ (4 CPU) 18:44:48 LINUX RESTART (4 CPU) 18:50:01 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 52.89 0.00 2.26 1.12 0.12 43.62 19:00:01 0 52.92 0.00 2.25 0.98 0.12 43.73 19:00:01 1 54.82 0.00 2.36 1.17 0.13 41.53 19:00:01 2 52.64 0.00 2.29 1.36 0.10 43.62 19:00:01 3 51.17 0.00 2.16 0.96 0.12 45.59 19:10:01 all 38.86 0.00 1.52 0.05 0.11 59.46 19:10:01 0 39.04 0.00 1.45 0.04 0.10 59.38 19:10:01 1 39.03 0.00 1.68 0.06 0.11 59.12 19:10:01 2 38.20 0.00 1.51 0.08 0.11 60.11 19:10:01 3 39.18 0.00 1.43 0.03 0.11 59.25 19:20:01 all 16.68 0.00 0.76 0.03 0.10 82.45 19:20:01 0 16.23 0.00 0.79 0.02 0.10 82.87 19:20:01 1 17.25 0.00 0.78 0.02 0.10 81.85 19:20:01 2 16.26 0.00 0.75 0.02 0.10 82.88 19:20:01 3 16.96 0.00 0.71 0.06 0.10 82.18 19:30:01 all 27.28 0.00 0.95 0.06 0.09 71.62 19:30:01 0 26.37 0.00 0.97 0.05 0.09 72.52 19:30:01 1 27.29 0.00 0.95 0.03 0.09 71.63 19:30:01 2 28.15 0.00 0.89 0.10 0.09 70.77 19:30:01 3 27.33 0.00 0.98 0.06 0.09 71.55 Average: all 33.93 0.00 1.37 0.31 0.10 64.28 Average: 0 33.65 0.00 1.36 0.27 0.10 64.61 Average: 1 34.60 0.00 1.44 0.32 0.11 63.53 Average: 2 33.81 0.00 1.36 0.39 0.10 64.34 Average: 3 33.67 0.00 1.32 0.28 0.10 64.63