---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8189 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 628 8874 4 6486 15018 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:15:61:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82142sec preferred_lft 82142sec inet6 fe80::f816:3eff:fe15:619e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:a5:b4:24:05:21 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-8189) 11/12/25 _x86_64_ (4 CPU) 10:39:59 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:03 52.60 17.99 33.54 1.07 2042.89 13270.86 2719.39 11:00:03 1.39 0.00 1.37 0.01 0.04 15.80 0.12 11:10:01 1.34 0.00 1.33 0.01 0.00 15.25 0.11 11:20:04 2.23 0.32 1.87 0.04 14.05 106.42 489.55 11:30:21 23.45 2.83 18.20 2.43 157.43 3112.25 8172.75 11:40:01 25.55 0.01 22.63 2.91 0.15 2136.85 18541.57 11:50:14 24.67 0.14 21.74 2.78 10.22 8889.48 8299.65 Average: 18.77 3.06 14.39 1.32 318.94 3961.39 5415.07 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:03 12974372 15551600 428924 2.62 92464 2679640 977896 5.61 487936 2586912 236 11:00:03 12974188 15551984 428676 2.62 92988 2679652 977896 5.61 488480 2586788 208 11:10:01 12983548 15561860 418776 2.56 93496 2679660 978024 5.61 488992 2584960 4 11:20:04 12889656 15480828 499308 3.05 96532 2688892 999920 5.74 498320 2662220 208 11:30:21 9674868 13137400 2821940 17.24 134456 3468780 2951776 16.94 820452 5500484 12520 11:40:01 9033668 12877292 3079176 18.81 153160 3799840 3262560 18.73 920140 6017920 35796 11:50:14 9173384 15457936 489664 2.99 171660 6140760 1006876 5.78 1757496 4945784 11376 Average: 11386241 14802700 1166638 7.13 119251 3448175 1593564 9.15 780259 3840724 8621 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:03 lo 0.42 0.42 0.06 0.06 0.00 0.00 0.00 0.00 10:50:03 ens3 57.58 39.45 425.96 8.44 0.00 0.00 0.00 0.00 10:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:03 ens3 0.18 0.09 0.04 0.02 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 11:10:01 ens3 0.26 0.10 0.07 0.04 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:04 lo 0.21 0.21 0.02 0.02 0.00 0.00 0.00 0.00 11:20:04 ens3 8.75 8.30 76.34 2.31 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:21 lo 1250.02 1250.02 1184.68 1184.68 0.00 0.00 0.00 0.00 11:30:21 ens3 107.63 81.97 755.04 17.00 0.00 0.00 0.00 0.00 11:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 1184.40 1184.40 1127.83 1127.83 0.00 0.00 0.00 0.00 11:40:01 ens3 37.08 29.89 22.04 10.99 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:14 lo 608.80 608.80 568.44 568.44 0.00 0.00 0.00 0.00 11:50:14 ens3 102.07 106.87 160.99 1033.00 0.00 0.00 0.00 0.00 11:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 434.63 434.63 411.31 411.31 0.00 0.00 0.00 0.00 Average: ens3 45.25 38.51 208.83 155.78 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-8189) 11/12/25 _x86_64_ (4 CPU) 10:39:59 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:03 all 3.34 0.00 0.60 0.58 0.02 95.47 10:50:03 0 4.23 0.00 0.83 0.60 0.03 94.30 10:50:03 1 2.34 0.00 0.47 0.79 0.02 96.38 10:50:03 2 2.38 0.00 0.48 0.34 0.02 96.78 10:50:03 3 4.40 0.00 0.60 0.57 0.02 94.42 11:00:03 all 0.09 0.00 0.02 0.01 0.01 99.86 11:00:03 0 0.19 0.00 0.01 0.00 0.00 99.79 11:00:03 1 0.14 0.00 0.03 0.00 0.02 99.81 11:00:03 2 0.01 0.00 0.02 0.03 0.02 99.92 11:00:03 3 0.03 0.00 0.03 0.00 0.02 99.93 11:10:01 all 0.22 0.00 0.02 0.08 0.01 99.66 11:10:01 0 0.01 0.00 0.01 0.04 0.00 99.95 11:10:01 1 0.57 0.00 0.04 0.02 0.02 99.35 11:10:01 2 0.22 0.00 0.02 0.21 0.01 99.54 11:10:01 3 0.09 0.00 0.03 0.07 0.01 99.80 11:20:04 all 0.35 0.00 0.06 0.38 0.01 99.20 11:20:04 0 0.07 0.00 0.03 0.02 0.00 99.88 11:20:04 1 0.76 0.00 0.09 0.23 0.02 98.89 11:20:04 2 0.15 0.00 0.08 0.33 0.01 99.42 11:20:04 3 0.40 0.00 0.05 0.93 0.02 98.61 11:30:21 all 46.93 0.00 1.96 0.27 0.09 50.75 11:30:21 0 45.56 0.00 1.78 0.23 0.10 52.34 11:30:21 1 47.00 0.00 1.92 0.25 0.09 50.74 11:30:21 2 47.64 0.00 2.05 0.33 0.09 49.89 11:30:21 3 47.51 0.00 2.11 0.28 0.09 50.01 11:40:01 all 62.50 0.00 2.33 1.71 0.12 33.35 11:40:01 0 63.81 0.00 2.39 0.66 0.11 33.03 11:40:01 1 61.41 0.00 2.43 2.08 0.12 33.97 11:40:01 2 61.71 0.00 2.39 2.06 0.12 33.73 11:40:01 3 63.07 0.00 2.10 2.04 0.11 32.68 11:50:14 all 36.64 0.00 1.69 3.41 0.09 58.17 11:50:14 0 39.63 0.00 1.82 4.29 0.09 54.18 11:50:14 1 34.92 0.00 1.84 5.14 0.08 58.02 11:50:14 2 34.94 0.00 1.56 2.19 0.08 61.22 11:50:14 3 37.08 0.00 1.54 2.02 0.09 59.27 Average: all 21.33 0.00 0.95 0.92 0.05 76.75 Average: 0 21.82 0.00 0.98 0.84 0.05 76.31 Average: 1 20.90 0.00 0.97 1.22 0.05 76.86 Average: 2 20.91 0.00 0.94 0.78 0.05 77.33 Average: 3 21.68 0.00 0.92 0.84 0.05 76.51