---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4494 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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 29G 126G 19% / 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 840 7751 4 23500 30784 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:fe:73:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.223/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84150sec preferred_lft 84150sec inet6 fe80::f816:3eff:fefe:7301/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:6f:ab:25:2d:01 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::7c6f:abff:fe25:2d01/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4494) 08/06/26 _x86_64_ (8 CPU) 07:56:24 LINUX RESTART (8 CPU) 08:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 87.48 0.05 83.07 4.36 2.75 10121.22 18358.33 08:20:12 203.10 0.20 197.53 5.37 2.37 51674.29 256568.44 08:30:07 232.12 1.43 226.31 4.38 16.66 38506.07 142211.14 Average: 174.76 0.56 169.49 4.71 7.24 33661.28 140410.66 08:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 25408028 31186924 1108824 3.37 195860 5704828 1731476 5.11 1793908 5061616 283236 08:20:12 15332868 31211296 1044744 3.18 371308 15250236 1626428 4.80 5407412 11119712 47360 08:30:07 7882520 31057480 1142672 3.48 574680 21790196 1711576 5.05 9578856 13814380 78908 Average: 16207805 31151900 1098747 3.34 380616 14248420 1689827 4.98 5593392 9998569 136501 08:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 08:10:01 ens3 72.84 37.47 987.94 392.68 0.00 0.00 0.00 0.00 08:10:01 docker0 13.33 37.59 0.87 697.73 0.00 0.00 0.00 0.00 08:10:01 veth8d8d369 7.74 22.03 0.62 429.62 0.00 0.00 0.00 0.04 08:20:12 lo 0.24 0.24 0.02 0.02 0.00 0.00 0.00 0.00 08:20:12 ens3 87.76 57.04 964.98 1685.55 0.00 0.00 0.00 0.00 08:20:12 docker0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 08:30:07 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 08:30:07 ens3 123.32 80.15 1699.01 1649.80 0.00 0.00 0.00 0.00 08:30:07 docker0 27.81 43.22 2.19 883.58 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 94.66 58.28 1216.05 1249.16 0.00 0.00 0.00 0.00 Average: docker0 13.62 26.69 1.01 522.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4494) 08/06/26 _x86_64_ (8 CPU) 07:56:24 LINUX RESTART (8 CPU) 08:00:11 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 1.98 0.00 1.07 10.47 0.04 86.43 08:10:01 0 2.47 0.00 1.17 4.32 0.04 91.99 08:10:01 1 1.78 0.00 0.99 8.23 0.05 88.95 08:10:01 2 1.97 0.00 0.95 9.82 0.04 87.21 08:10:01 3 1.74 0.00 1.24 8.98 0.05 87.99 08:10:01 4 2.29 0.00 1.08 14.31 0.04 82.28 08:10:01 5 2.00 0.00 0.98 5.78 0.05 91.19 08:10:01 6 2.18 0.00 1.06 24.31 0.04 72.42 08:10:01 7 1.45 0.00 1.12 7.99 0.04 89.40 08:20:12 all 6.43 0.00 2.38 5.33 0.06 85.80 08:20:12 0 7.11 0.00 2.83 4.86 0.06 85.15 08:20:12 1 6.21 0.00 2.35 4.81 0.06 86.57 08:20:12 2 7.28 0.00 2.28 4.46 0.06 85.92 08:20:12 3 7.58 0.00 2.81 10.19 0.08 79.35 08:20:12 4 5.18 0.00 2.08 2.66 0.06 90.03 08:20:12 5 6.98 0.00 2.42 8.48 0.07 82.05 08:20:12 6 5.77 0.00 2.22 3.68 0.06 88.28 08:20:12 7 5.36 0.00 2.04 3.53 0.06 89.02 08:30:07 all 12.53 0.00 3.73 2.13 0.07 81.54 08:30:07 0 13.33 0.00 3.90 0.91 0.06 81.79 08:30:07 1 8.37 0.00 3.08 1.02 0.06 87.48 08:30:07 2 14.22 0.00 3.92 1.84 0.07 79.95 08:30:07 3 10.78 0.00 3.55 3.92 0.06 81.69 08:30:07 4 12.59 0.00 3.64 3.37 0.07 80.32 08:30:07 5 14.84 0.00 4.08 2.81 0.07 78.20 08:30:07 6 13.71 0.00 3.76 1.42 0.06 81.05 08:30:07 7 12.41 0.00 3.91 1.80 0.06 81.82 Average: all 6.98 0.00 2.40 5.97 0.06 84.60 Average: 0 7.64 0.00 2.64 3.38 0.05 86.29 Average: 1 5.47 0.00 2.14 4.68 0.06 87.65 Average: 2 7.83 0.00 2.38 5.36 0.06 84.37 Average: 3 6.71 0.00 2.54 7.72 0.06 82.97 Average: 4 6.68 0.00 2.27 6.73 0.06 84.27 Average: 5 7.93 0.00 2.49 5.72 0.07 83.79 Average: 6 7.21 0.00 2.35 9.73 0.05 80.67 Average: 7 6.41 0.00 2.36 4.42 0.05 86.76