---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-54489 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5600.00 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 885 24608 4 6598 30739 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:28:75:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.2/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83602sec preferred_lft 83602sec inet6 fe80::f816:3eff:fe28:75c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:9e:36:0d:a0:5e 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54489) 03/31/26 _x86_64_ (8 CPU) 08:48:47 LINUX RESTART (8 CPU) 08:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:10 50.74 3.98 30.34 16.43 789.98 4682.93 531347.91 09:10:01 24.38 0.17 21.32 2.89 6.07 2647.76 17548.39 09:20:15 38.66 0.01 33.67 4.99 0.12 3240.15 31663.12 09:30:15 25.15 0.30 21.70 3.15 11.69 6496.41 7301.00 Average: 34.76 1.10 26.81 6.84 200.14 4265.84 145882.85 08:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:10 26575656 30042364 2269240 6.91 145076 3581068 2441704 7.20 819412 5062292 125436 09:10:01 25322284 29245132 3061520 9.32 175568 3962828 3251304 9.59 937740 6138496 180 09:20:15 24491872 29055608 3246400 9.88 218848 4502028 3480904 10.26 1098400 6751532 34684 09:30:15 25394484 31657288 638236 1.94 236772 6120564 1208772 3.56 1710544 5134416 24 Average: 25446074 30000098 2303849 7.01 194066 4541622 2595671 7.65 1141524 5771684 40081 08:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:10 lo 693.91 693.91 661.04 661.04 0.00 0.00 0.00 0.00 09:00:10 ens3 121.50 92.88 1101.95 18.97 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 1400.55 1400.55 1333.97 1333.97 0.00 0.00 0.00 0.00 09:10:01 ens3 44.48 31.55 20.32 14.00 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:15 lo 2155.47 2155.47 2053.48 2053.48 0.00 0.00 0.00 0.00 09:20:15 ens3 45.32 34.30 18.59 16.48 0.00 0.00 0.00 0.00 09:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:15 lo 738.92 738.92 694.42 694.42 0.00 0.00 0.00 0.00 09:30:15 ens3 79.35 71.95 203.21 192.14 0.00 0.00 0.00 0.00 09:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1253.45 1253.45 1191.67 1191.67 0.00 0.00 0.00 0.00 Average: ens3 72.49 57.55 333.55 60.40 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-54489) 03/31/26 _x86_64_ (8 CPU) 08:48:47 LINUX RESTART (8 CPU) 08:50:15 CPU %user %nice %system %iowait %steal %idle 09:00:10 all 18.66 0.00 0.94 0.12 0.04 80.24 09:00:10 0 17.89 0.00 0.83 0.19 0.04 81.06 09:00:10 1 18.72 0.00 0.98 0.05 0.04 80.21 09:00:10 2 19.67 0.00 1.11 0.09 0.05 79.09 09:00:10 3 18.18 0.00 1.06 0.23 0.04 80.49 09:00:10 4 17.85 0.00 1.09 0.12 0.04 80.89 09:00:10 5 19.32 0.00 0.91 0.14 0.04 79.59 09:00:10 6 18.25 0.00 0.82 0.05 0.04 80.84 09:00:10 7 19.39 0.00 0.71 0.06 0.04 79.80 09:10:01 all 33.70 0.00 1.43 0.60 0.07 64.20 09:10:01 0 29.56 0.00 1.29 0.03 0.07 69.06 09:10:01 1 35.31 0.00 1.47 0.05 0.08 63.09 09:10:01 2 35.22 0.00 1.78 1.56 0.07 61.38 09:10:01 3 34.06 0.00 1.22 2.60 0.07 62.05 09:10:01 4 35.41 0.00 1.42 0.09 0.07 63.00 09:10:01 5 34.24 0.00 1.55 0.10 0.07 64.04 09:10:01 6 32.75 0.00 1.53 0.29 0.07 65.36 09:10:01 7 33.08 0.00 1.18 0.09 0.07 65.59 09:20:15 all 39.47 0.00 1.92 0.09 0.08 58.44 09:20:15 0 42.44 0.00 2.28 0.08 0.09 55.11 09:20:15 1 40.84 0.00 1.94 0.04 0.08 57.09 09:20:15 2 39.74 0.00 1.95 0.05 0.08 58.19 09:20:15 3 41.78 0.00 1.88 0.05 0.08 56.20 09:20:15 4 38.85 0.00 1.85 0.05 0.08 59.17 09:20:15 5 33.02 0.00 1.72 0.36 0.08 64.83 09:20:15 6 42.43 0.00 1.87 0.04 0.08 55.58 09:20:15 7 36.64 0.00 1.86 0.07 0.08 61.35 09:30:15 all 21.43 0.00 1.03 0.11 0.05 77.38 09:30:15 0 20.42 0.00 0.83 0.01 0.05 78.68 09:30:15 1 22.18 0.00 1.03 0.02 0.06 76.72 09:30:15 2 23.50 0.00 1.27 0.07 0.05 75.11 09:30:15 3 26.61 0.00 1.09 0.11 0.06 72.13 09:30:15 4 21.97 0.00 1.10 0.02 0.05 76.85 09:30:15 5 20.41 0.00 1.09 0.24 0.05 78.21 09:30:15 6 18.48 0.00 0.79 0.07 0.05 80.60 09:30:15 7 17.85 0.00 0.99 0.36 0.05 80.76 Average: all 28.38 0.00 1.33 0.23 0.06 70.00 Average: 0 27.67 0.00 1.31 0.08 0.06 70.87 Average: 1 29.33 0.00 1.36 0.04 0.06 69.21 Average: 2 29.59 0.00 1.53 0.43 0.06 68.39 Average: 3 30.24 0.00 1.32 0.74 0.06 67.64 Average: 4 28.57 0.00 1.37 0.07 0.06 69.92 Average: 5 26.77 0.00 1.32 0.21 0.06 71.64 Average: 6 28.05 0.00 1.26 0.11 0.06 70.52 Average: 7 26.79 0.00 1.19 0.14 0.06 71.82