---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-46043 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 143G 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 902 24399 4 6789 30720 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:53:04:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.37/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82939sec preferred_lft 82939sec inet6 fe80::f816:3eff:fe53:499/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:aa:26:f2:93:06 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46043) 08/30/26 _x86_64_ (8 CPU) 03:21:48 LINUX RESTART (8 CPU) 03:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:09 34.71 2.21 31.91 0.60 133.59 2583.14 540.78 03:50:09 24.95 2.51 20.08 2.36 140.91 4484.67 5940.59 04:00:09 35.12 0.09 30.35 4.68 5.61 2472.73 13141.15 04:10:09 32.35 0.01 28.32 4.02 0.61 2828.43 20326.33 Average: 31.79 1.21 27.67 2.91 70.26 3091.61 9975.42 03:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:09 29112928 31814144 523360 1.59 110972 2889228 1104888 3.26 409932 2967152 236 03:50:09 24871992 28807052 3499588 10.65 170368 3979740 3548444 10.46 781324 6746980 2824 04:00:09 24264888 28791152 3510732 10.68 210428 4483568 3525044 10.39 910184 7177768 185332 04:10:09 23662612 28672216 3625668 11.03 230488 4908624 3562308 10.50 1039540 7600500 177108 Average: 25478105 29521141 2789837 8.49 180564 4065290 2935171 8.66 785245 6123100 91375 03:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:09 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 03:40:09 ens3 40.51 30.51 315.77 8.13 0.00 0.00 0.00 0.00 03:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:09 lo 940.67 940.67 895.43 895.43 0.00 0.00 0.00 0.00 03:50:09 ens3 101.91 83.60 868.72 22.52 0.00 0.00 0.00 0.00 03:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:09 lo 2293.38 2293.38 2185.80 2185.80 0.00 0.00 0.00 0.00 04:00:09 ens3 32.52 23.12 16.73 12.37 0.00 0.00 0.00 0.00 04:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:09 lo 1790.03 1790.03 1704.95 1704.95 0.00 0.00 0.00 0.00 04:10:09 ens3 35.23 24.85 16.85 13.13 0.00 0.00 0.00 0.00 04:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1254.53 1254.53 1195.06 1195.06 0.00 0.00 0.00 0.00 Average: ens3 52.53 40.51 304.53 14.03 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-46043) 08/30/26 _x86_64_ (8 CPU) 03:21:48 LINUX RESTART (8 CPU) 03:30:06 CPU %user %nice %system %iowait %steal %idle 03:40:09 all 1.47 0.00 0.20 0.13 0.00 98.20 03:40:09 0 0.74 0.00 0.18 0.06 0.00 99.01 03:40:09 1 0.70 0.00 0.22 0.36 0.00 98.71 03:40:09 2 1.71 0.00 0.24 0.03 0.00 98.02 03:40:09 3 1.06 0.00 0.13 0.07 0.00 98.73 03:40:09 4 2.23 0.00 0.20 0.05 0.00 97.52 03:40:09 5 3.02 0.00 0.37 0.37 0.00 96.23 03:40:09 6 0.38 0.00 0.11 0.02 0.00 99.48 03:40:09 7 1.91 0.00 0.12 0.03 0.00 97.93 03:50:09 all 38.21 0.00 1.82 0.07 0.02 59.88 03:50:09 0 38.12 0.00 1.70 0.05 0.02 60.11 03:50:09 1 40.58 0.00 2.03 0.12 0.02 57.24 03:50:09 2 35.95 0.00 1.77 0.06 0.02 62.20 03:50:09 3 37.32 0.00 1.73 0.06 0.02 60.87 03:50:09 4 40.71 0.00 2.09 0.10 0.02 57.09 03:50:09 5 33.13 0.00 1.76 0.15 0.01 64.96 03:50:09 6 41.80 0.00 1.72 0.04 0.02 56.43 03:50:09 7 38.09 0.00 1.72 0.02 0.02 60.15 04:00:09 all 34.31 0.00 2.00 0.09 0.02 63.59 04:00:09 0 34.82 0.00 2.28 0.10 0.02 62.79 04:00:09 1 35.69 0.00 2.10 0.07 0.02 62.12 04:00:09 2 35.49 0.00 2.11 0.06 0.02 62.32 04:00:09 3 33.93 0.00 1.92 0.17 0.02 63.97 04:00:09 4 31.88 0.00 2.01 0.11 0.01 65.99 04:00:09 5 33.77 0.00 2.02 0.11 0.01 64.09 04:00:09 6 35.47 0.00 1.87 0.03 0.02 62.61 04:00:09 7 33.46 0.00 1.66 0.05 0.01 64.82 04:10:09 all 36.28 0.00 2.09 0.08 0.01 61.54 04:10:09 0 34.51 0.00 2.19 0.04 0.01 63.25 04:10:09 1 37.90 0.00 2.17 0.08 0.02 59.85 04:10:09 2 37.95 0.00 2.44 0.04 0.02 59.56 04:10:09 3 38.34 0.00 1.93 0.07 0.02 59.64 04:10:09 4 37.80 0.00 1.95 0.05 0.01 60.20 04:10:09 5 33.36 0.00 2.10 0.16 0.02 64.36 04:10:09 6 33.81 0.00 2.03 0.04 0.01 64.11 04:10:09 7 36.54 0.00 1.91 0.13 0.02 61.39 Average: all 27.52 0.00 1.52 0.09 0.01 70.86 Average: 0 27.01 0.00 1.59 0.06 0.01 71.33 Average: 1 28.67 0.00 1.63 0.16 0.01 69.53 Average: 2 27.73 0.00 1.64 0.05 0.01 70.58 Average: 3 27.61 0.00 1.43 0.09 0.01 70.86 Average: 4 28.09 0.00 1.56 0.08 0.01 70.26 Average: 5 25.77 0.00 1.56 0.20 0.01 72.46 Average: 6 27.82 0.00 1.43 0.03 0.01 70.71 Average: 7 27.45 0.00 1.35 0.06 0.01 71.13