---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6374 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 672 8905 4 6411 14974 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:0e:27:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82992sec preferred_lft 82992sec inet6 fe80::f816:3eff:fe0e:2795/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:51:bc:d6:38:ff 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-6374) 11/06/25 _x86_64_ (4 CPU) 05:23:57 LINUX RESTART (4 CPU) 05:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:06 11.96 0.01 1.50 10.44 0.22 1014.73 238860.63 05:50:01 1.92 0.32 1.57 0.03 14.17 82.61 208.06 06:00:06 26.19 2.89 20.54 2.76 160.51 3337.73 4080.16 06:10:00 27.83 0.01 24.75 3.07 0.19 2400.79 7199.87 06:20:06 18.22 0.15 15.83 2.25 10.51 8812.24 8713.66 Average: 17.24 0.68 12.83 3.73 37.31 3143.85 52186.62 05:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:06 13040932 15510876 470712 2.87 92020 2573316 978944 5.62 427640 2596560 228 05:50:01 12995684 15479096 501800 3.06 94320 2583892 1000672 5.74 436148 2631524 424 06:00:06 9481032 13068996 2890164 17.65 134588 3583156 2998652 17.21 787592 5727452 213028 06:10:00 8553024 12562180 3393736 20.73 155168 3949728 3390728 19.46 906960 6485068 207864 06:20:06 9168652 15381216 566416 3.46 175288 6061380 1064724 6.11 1706448 4997484 22144 Average: 10647865 14400473 1564566 9.56 130277 3750294 1886744 10.83 852958 4487618 88738 05:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:06 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 05:40:06 ens3 2.67 1.90 6.97 0.49 0.00 0.00 0.00 0.00 05:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 05:50:01 ens3 7.25 5.24 24.88 1.58 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:06 lo 1450.63 1450.63 1376.30 1376.30 0.00 0.00 0.00 0.00 06:00:06 ens3 111.16 89.38 773.77 19.24 0.00 0.00 0.00 0.00 06:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:00 lo 1234.82 1234.82 1175.41 1175.41 0.00 0.00 0.00 0.00 06:10:00 ens3 40.75 32.34 26.71 10.95 0.00 0.00 0.00 0.00 06:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:06 lo 414.27 414.27 2573.70 2573.70 0.00 0.00 0.00 0.00 06:20:06 ens3 107.99 109.26 142.78 1043.63 0.00 0.00 0.00 0.00 06:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 619.54 619.54 1028.20 1028.20 0.00 0.00 0.00 0.00 Average: ens3 54.17 47.83 196.13 216.87 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-6374) 11/06/25 _x86_64_ (4 CPU) 05:23:57 LINUX RESTART (4 CPU) 05:30:00 CPU %user %nice %system %iowait %steal %idle 05:40:06 all 0.10 0.00 0.03 0.17 0.01 99.68 05:40:06 0 0.10 0.00 0.01 0.00 0.01 99.87 05:40:06 1 0.02 0.00 0.02 0.61 0.01 99.33 05:40:06 2 0.19 0.00 0.04 0.01 0.02 99.73 05:40:06 3 0.10 0.00 0.04 0.07 0.01 99.79 05:50:01 all 0.20 0.00 0.05 0.15 0.02 99.59 05:50:01 0 0.12 0.00 0.04 0.05 0.02 99.77 05:50:01 1 0.07 0.00 0.03 0.35 0.01 99.54 05:50:01 2 0.53 0.00 0.08 0.16 0.02 99.21 05:50:01 3 0.09 0.00 0.06 0.02 0.01 99.83 06:00:06 all 53.94 0.00 2.20 0.11 0.08 43.67 06:00:06 0 53.20 0.00 2.04 0.06 0.08 44.61 06:00:06 1 54.34 0.00 2.11 0.25 0.08 43.22 06:00:06 2 54.06 0.00 2.20 0.08 0.08 43.58 06:00:06 3 54.15 0.00 2.44 0.05 0.08 43.28 06:10:00 all 66.27 0.00 2.35 0.07 0.10 31.20 06:10:00 0 65.81 0.00 2.38 0.09 0.10 31.62 06:10:00 1 65.84 0.00 2.21 0.07 0.10 31.78 06:10:00 2 67.74 0.00 2.48 0.08 0.10 29.60 06:10:00 3 65.70 0.00 2.35 0.04 0.10 31.81 06:20:06 all 35.41 0.00 1.48 0.23 0.08 62.81 06:20:06 0 28.90 0.00 1.30 0.60 0.07 69.12 06:20:06 1 41.73 0.00 2.00 0.18 0.08 56.00 06:20:06 2 37.67 0.00 1.39 0.09 0.08 60.76 06:20:06 3 33.33 0.00 1.23 0.03 0.08 65.33 Average: all 31.11 0.00 1.22 0.15 0.06 67.47 Average: 0 29.54 0.00 1.15 0.16 0.06 69.08 Average: 1 32.34 0.00 1.27 0.29 0.06 66.04 Average: 2 31.98 0.00 1.24 0.09 0.06 66.64 Average: 3 30.58 0.00 1.22 0.04 0.06 68.10