---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2355 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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: 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: 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 12G 144G 8% / 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 889 25095 4 6106 30735 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:9b:12:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83792sec preferred_lft 83792sec inet6 fe80::f816:3eff:fe9b:12bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:c7:d1:b0:46:d9 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2355) 01/20/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 50.36 4.72 43.16 2.47 268.46 4690.28 5194.41 13:20:09 25.99 0.15 22.97 2.87 5.70 2673.56 18294.07 13:30:09 36.27 0.01 31.61 4.65 0.53 3055.31 29021.67 13:40:09 45.31 0.15 26.21 18.95 6.61 6678.55 513437.86 Average: 39.44 1.26 30.97 7.22 70.20 4269.34 141022.01 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 27062320 30043728 2271952 6.91 135360 3126288 2790472 8.23 601256 4815688 116216 13:20:09 25697620 29165128 3143872 9.57 166792 3529956 3242524 9.56 742172 5958296 816 13:30:09 25398548 29434076 2869512 8.73 206524 4007132 2970552 8.76 886772 6071560 24408 13:40:09 25893620 31652740 642856 1.96 228700 5639884 1251960 3.69 1495724 4859388 52 Average: 26013027 30073918 2232048 6.79 184344 4075815 2563877 7.56 931481 5426233 35373 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 673.84 673.84 641.42 641.42 0.00 0.00 0.00 0.00 13:10:01 ens3 126.09 94.83 1020.53 20.35 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:09 lo 1021.79 1021.79 971.47 971.47 0.00 0.00 0.00 0.00 13:20:09 ens3 47.38 33.80 20.93 13.71 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 1966.06 1966.06 1872.25 1872.25 0.00 0.00 0.00 0.00 13:30:09 ens3 45.91 33.25 16.63 14.03 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:09 lo 950.24 950.24 895.39 895.39 0.00 0.00 0.00 0.00 13:40:09 ens3 92.22 82.32 203.36 213.95 0.00 0.00 0.00 0.00 13:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1152.34 1152.34 1094.53 1094.53 0.00 0.00 0.00 0.00 Average: ens3 77.82 60.98 314.70 65.32 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-2355) 01/20/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 17.21 0.00 0.99 0.17 0.04 81.59 13:10:01 0 15.32 0.00 0.96 0.14 0.03 83.55 13:10:01 1 17.37 0.00 1.15 0.14 0.04 81.30 13:10:01 2 14.94 0.00 1.10 0.09 0.04 83.83 13:10:01 3 18.48 0.00 1.05 0.04 0.04 80.39 13:10:01 4 20.73 0.00 1.08 0.38 0.04 77.78 13:10:01 5 18.56 0.00 0.91 0.09 0.04 80.40 13:10:01 6 15.19 0.00 0.79 0.07 0.05 83.90 13:10:01 7 17.07 0.00 0.92 0.45 0.03 81.53 13:20:09 all 36.66 0.00 1.60 0.05 0.06 61.63 13:20:09 0 36.32 0.00 1.53 0.02 0.06 62.07 13:20:09 1 39.97 0.00 1.44 0.05 0.06 58.47 13:20:09 2 36.81 0.00 1.72 0.02 0.06 61.39 13:20:09 3 39.18 0.00 1.60 0.02 0.06 59.14 13:20:09 4 35.18 0.00 1.80 0.17 0.06 62.80 13:20:09 5 35.07 0.00 1.50 0.02 0.06 63.35 13:20:09 6 37.28 0.00 1.64 0.03 0.07 60.98 13:20:09 7 33.44 0.00 1.59 0.06 0.05 64.86 13:30:09 all 37.92 0.00 2.06 0.07 0.06 59.89 13:30:09 0 36.12 0.00 1.78 0.04 0.07 62.01 13:30:09 1 41.45 0.00 2.28 0.06 0.06 56.15 13:30:09 2 40.52 0.00 2.50 0.07 0.06 56.86 13:30:09 3 41.07 0.00 2.03 0.05 0.07 56.78 13:30:09 4 39.54 0.00 2.00 0.07 0.06 58.32 13:30:09 5 36.39 0.00 2.22 0.17 0.06 61.15 13:30:09 6 33.27 0.00 1.77 0.04 0.06 64.86 13:30:09 7 35.02 0.00 1.89 0.06 0.06 62.99 13:40:09 all 28.07 0.00 1.44 0.09 0.06 70.34 13:40:09 0 23.02 0.00 1.34 0.03 0.06 75.56 13:40:09 1 29.14 0.00 1.66 0.13 0.06 69.01 13:40:09 2 32.99 0.00 1.62 0.06 0.06 65.27 13:40:09 3 34.50 0.00 1.58 0.04 0.06 63.82 13:40:09 4 29.23 0.00 1.73 0.19 0.06 68.78 13:40:09 5 27.30 0.00 1.23 0.16 0.06 71.25 13:40:09 6 24.72 0.00 1.14 0.06 0.05 74.04 13:40:09 7 23.71 0.00 1.19 0.08 0.06 74.96 Average: all 29.98 0.00 1.52 0.10 0.06 68.35 Average: 0 27.71 0.00 1.40 0.05 0.05 70.78 Average: 1 31.99 0.00 1.63 0.10 0.06 66.22 Average: 2 31.31 0.00 1.73 0.06 0.05 66.84 Average: 3 33.32 0.00 1.57 0.04 0.06 65.03 Average: 4 31.18 0.00 1.65 0.20 0.06 66.91 Average: 5 29.34 0.00 1.47 0.11 0.05 69.03 Average: 6 27.64 0.00 1.34 0.05 0.06 70.92 Average: 7 27.32 0.00 1.40 0.16 0.05 71.07