---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2007 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: 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 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 637 8862 4 6489 15009 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:22:e8:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84496sec preferred_lft 84496sec inet6 fe80::f816:3eff:fe22:e811/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:5c:2e:10:7f:b8 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-2007) 10/25/25 _x86_64_ (4 CPU) 10:39:18 LINUX RESTART (4 CPU) 10:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 40.30 4.44 22.61 13.25 742.82 4904.13 252886.86 11:00:08 25.79 0.03 22.71 3.04 1.26 2373.68 16824.24 11:10:03 30.15 0.10 26.90 3.15 4.70 9260.95 11811.19 Average: 32.03 1.51 24.06 6.45 247.49 5490.54 93185.00 10:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 10310428 13612080 2349584 14.35 124244 3335524 2529864 14.52 756288 4948220 17652 11:00:08 9192560 12975812 2981324 18.21 144216 3754084 3089812 17.74 904928 5876756 34860 11:10:03 9189112 15472684 474828 2.90 169760 6141600 1007608 5.78 1754056 4910468 180 Average: 9564033 14020192 1935245 11.82 146073 4410403 2209095 12.68 1138424 5245148 17564 10:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 724.87 724.87 689.74 689.74 0.00 0.00 0.00 0.00 10:50:01 ens3 117.22 91.91 1105.81 17.65 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 11:00:08 lo 1353.23 1353.23 1282.24 1282.24 0.00 0.00 0.00 0.00 11:00:08 ens3 49.81 38.74 26.96 13.38 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 11:10:03 lo 761.95 761.95 714.20 714.20 0.00 0.00 0.00 0.00 11:10:03 ens3 106.05 107.41 168.96 1042.62 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 949.77 949.77 898.33 898.33 0.00 0.00 0.00 0.00 Average: ens3 90.71 79.05 430.55 355.59 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-2007) 10/25/25 _x86_64_ (4 CPU) 10:39:18 LINUX RESTART (4 CPU) 10:40:08 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 31.83 0.00 1.58 0.29 0.06 66.25 10:50:01 0 32.34 0.00 1.59 0.20 0.06 65.81 10:50:01 1 31.79 0.00 1.75 0.62 0.06 65.78 10:50:01 2 31.50 0.00 1.65 0.18 0.05 66.62 10:50:01 3 31.68 0.00 1.33 0.17 0.05 66.76 11:00:08 all 64.71 0.00 2.39 0.06 0.08 32.76 11:00:08 0 65.04 0.00 2.45 0.06 0.08 32.37 11:00:08 1 65.26 0.00 2.19 0.07 0.08 32.41 11:00:08 2 63.34 0.00 2.51 0.09 0.08 33.99 11:00:08 3 65.20 0.00 2.40 0.04 0.09 32.27 11:10:03 all 43.72 0.00 1.91 0.19 0.08 54.11 11:10:03 0 43.04 0.00 1.61 0.22 0.07 55.06 11:10:03 1 50.29 0.00 2.17 0.06 0.08 47.39 11:10:03 2 39.58 0.00 1.94 0.05 0.07 58.35 11:10:03 3 41.96 0.00 1.91 0.40 0.08 55.64 Average: all 46.88 0.00 1.96 0.18 0.07 50.91 Average: 0 46.94 0.00 1.89 0.16 0.07 50.94 Average: 1 49.24 0.00 2.04 0.25 0.07 48.40 Average: 2 44.93 0.00 2.04 0.11 0.07 52.86 Average: 3 46.42 0.00 1.89 0.20 0.07 51.42