---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2983 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 17G 139G 11% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 743 19748 4 11600 30881 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:29:9a:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84529sec preferred_lft 84529sec inet6 fe80::f816:3eff:fe29:9a14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:a3:79:95:bb:64 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 inet6 fe80::a8a3:79ff:fe95:bb64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2983) 12/02/25 _x86_64_ (8 CPU) 00:24:08 LINUX RESTART (8 CPU) 00:30:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:12 6.21 0.06 5.72 0.43 2.13 2409.26 501.06 00:50:02 32.47 2.28 29.20 0.99 347.11 22622.40 1248.78 Average: 19.22 1.16 17.35 0.71 173.03 12422.82 871.48 00:30:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:12 23290484 28487032 3817304 11.62 156364 5226568 3950036 11.65 1305992 7754320 749124 00:50:02 20498200 31689448 586848 1.79 216536 10926532 1363768 4.02 3209256 8365680 212 Average: 21894342 30088240 2202076 6.70 186450 8076550 2656902 7.83 2257624 8060000 374668 00:30:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:12 lo 1.76 1.76 0.16 0.16 0.00 0.00 0.00 0.00 00:40:12 ens3 49.79 40.37 232.13 11.69 0.00 0.00 0.00 0.00 00:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:02 lo 4614.29 4614.29 4406.31 4406.31 0.00 0.00 0.00 0.00 00:50:02 ens3 112.57 96.66 344.99 1019.80 0.00 0.00 0.00 0.00 00:50:02 docker0 62.47 63.25 1009.17 69.52 0.00 0.00 0.00 0.00 00:50:02 veth658b7f4 60.34 60.52 1009.87 7.56 0.00 0.00 0.00 0.08 Average: lo 2286.80 2286.80 2182.96 2182.96 0.00 0.00 0.00 0.00 Average: ens3 80.89 68.25 288.04 511.11 0.00 0.00 0.00 0.00 Average: docker0 30.95 31.34 499.94 34.44 0.00 0.00 0.00 0.00 Average: veth658b7f4 29.89 29.98 500.29 3.74 0.00 0.00 0.00 0.04 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2983) 12/02/25 _x86_64_ (8 CPU) 00:24:08 LINUX RESTART (8 CPU) 00:30:12 CPU %user %nice %system %iowait %steal %idle 00:40:12 all 35.31 0.00 1.37 0.05 0.07 63.20 00:40:12 0 36.30 0.00 1.19 0.01 0.07 62.43 00:40:12 1 36.71 0.00 1.62 0.02 0.07 61.59 00:40:12 2 38.77 0.00 1.54 0.05 0.08 59.57 00:40:12 3 37.92 0.00 1.52 0.10 0.07 60.39 00:40:12 4 38.93 0.00 1.63 0.04 0.07 59.33 00:40:12 5 37.41 0.00 1.26 0.10 0.07 61.16 00:40:12 6 27.81 0.00 1.05 0.00 0.06 71.07 00:40:12 7 28.62 0.00 1.19 0.07 0.07 70.05 00:50:02 all 14.95 0.00 2.08 0.40 0.05 82.51 00:50:02 0 12.15 0.00 1.71 0.40 0.05 85.68 00:50:02 1 27.07 0.00 4.19 0.57 0.06 68.11 00:50:02 2 22.18 0.00 4.45 0.90 0.05 72.42 00:50:02 3 7.59 0.00 0.61 0.11 0.05 91.63 00:50:02 4 13.74 0.00 1.64 0.17 0.04 84.42 00:50:02 5 12.24 0.00 1.27 0.26 0.04 86.19 00:50:02 6 12.35 0.00 1.45 0.19 0.04 85.97 00:50:02 7 12.44 0.00 1.37 0.63 0.05 85.50 Average: all 25.23 0.00 1.73 0.22 0.06 72.76 Average: 0 24.32 0.00 1.45 0.20 0.06 73.96 Average: 1 31.95 0.00 2.89 0.29 0.06 64.81 Average: 2 30.59 0.00 2.97 0.47 0.06 65.91 Average: 3 22.89 0.00 1.07 0.11 0.06 75.87 Average: 4 26.45 0.00 1.63 0.10 0.06 71.75 Average: 5 24.94 0.00 1.26 0.18 0.06 73.56 Average: 6 20.16 0.00 1.25 0.10 0.05 78.45 Average: 7 20.61 0.00 1.28 0.35 0.06 77.70