---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3774 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 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 884 24813 4 6394 30740 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:aa:f3:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.67/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83947sec preferred_lft 83947sec inet6 fe80::f816:3eff:feaa:f3f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:d9:d7:5c:8d:d1 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-3774) 08/09/26 _x86_64_ (8 CPU) 12:59:26 LINUX RESTART (8 CPU) 13:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 38.06 3.56 31.61 2.88 186.29 6053.83 10448.79 13:20:15 31.38 0.13 27.27 3.99 5.72 2470.17 13010.42 13:30:00 48.84 0.02 28.90 19.92 0.81 3156.24 537804.48 13:40:15 23.33 0.18 20.02 3.13 12.96 6029.44 10799.23 Average: 35.21 0.95 26.87 7.38 50.50 4424.73 139775.25 13:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26092616 29482100 2830668 8.61 148700 3484240 3119232 9.20 646764 5702136 25476 13:20:15 24928688 28919484 3387700 10.31 188184 3994108 3402656 10.03 797328 6651668 158692 13:30:00 24809208 29245568 3056972 9.30 218060 4367748 3634748 10.72 924660 6604152 14316 13:40:15 25413976 31477792 818160 2.49 234312 5917220 1441752 4.25 1555348 5272880 10056 Average: 25311122 29781236 2523375 7.68 197314 4440829 2899597 8.55 981025 6057709 52135 13:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 875.09 875.09 833.33 833.33 0.00 0.00 0.00 0.00 13:10:01 ens3 128.11 99.46 1021.06 22.07 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 13:20:15 lo 1779.13 1779.13 1694.41 1694.41 0.00 0.00 0.00 0.00 13:20:15 ens3 47.34 34.59 18.26 13.41 0.00 0.00 0.00 0.00 13:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1713.90 1713.90 1631.85 1631.85 0.00 0.00 0.00 0.00 13:30:00 ens3 50.94 37.31 20.13 15.82 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:15 lo 493.55 493.55 452.27 452.27 0.00 0.00 0.00 0.00 13:40:15 ens3 133.25 131.94 225.85 953.80 0.00 0.00 0.00 0.00 13:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1213.06 1213.06 1150.62 1150.62 0.00 0.00 0.00 0.00 Average: ens3 89.96 76.04 316.93 256.96 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-3774) 08/09/26 _x86_64_ (8 CPU) 12:59:26 LINUX RESTART (8 CPU) 13:00:15 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 30.87 0.00 1.45 0.13 0.06 67.49 13:10:01 0 28.03 0.00 1.30 0.10 0.07 70.50 13:10:01 1 32.10 0.00 1.89 0.41 0.06 65.54 13:10:01 2 34.48 0.00 1.53 0.07 0.06 63.85 13:10:01 3 27.48 0.00 1.23 0.03 0.06 71.19 13:10:01 4 32.55 0.00 1.50 0.08 0.07 65.80 13:10:01 5 31.91 0.00 1.38 0.07 0.06 66.58 13:10:01 6 31.25 0.00 1.43 0.06 0.06 67.21 13:10:01 7 29.17 0.00 1.32 0.22 0.06 69.22 13:20:15 all 37.52 0.00 1.74 0.06 0.07 60.62 13:20:15 0 34.27 0.00 1.93 0.13 0.07 63.59 13:20:15 1 39.61 0.00 1.94 0.05 0.07 58.33 13:20:15 2 37.58 0.00 1.50 0.05 0.07 60.79 13:20:15 3 38.36 0.00 1.75 0.04 0.07 59.78 13:20:15 4 40.27 0.00 1.76 0.06 0.07 57.84 13:20:15 5 34.38 0.00 1.45 0.04 0.06 64.06 13:20:15 6 37.13 0.00 1.79 0.03 0.07 60.98 13:20:15 7 38.56 0.00 1.77 0.05 0.08 59.54 13:30:00 all 37.75 0.00 1.91 0.08 0.08 60.18 13:30:00 0 35.56 0.00 1.83 0.14 0.07 62.40 13:30:00 1 33.87 0.00 1.58 0.04 0.08 64.43 13:30:00 2 41.55 0.00 1.97 0.08 0.08 56.32 13:30:00 3 39.47 0.00 2.16 0.04 0.07 58.26 13:30:00 4 37.86 0.00 1.90 0.13 0.08 60.04 13:30:00 5 39.26 0.00 2.05 0.14 0.08 58.48 13:30:00 6 37.50 0.00 1.83 0.02 0.07 60.58 13:30:00 7 36.94 0.00 1.99 0.05 0.08 60.95 13:40:15 all 17.44 0.00 0.94 0.08 0.05 81.49 13:40:15 0 17.48 0.00 0.85 0.10 0.05 81.52 13:40:15 1 15.68 0.00 0.95 0.05 0.05 83.27 13:40:15 2 18.00 0.00 1.22 0.14 0.05 80.60 13:40:15 3 17.25 0.00 0.87 0.03 0.04 81.81 13:40:15 4 17.30 0.00 0.88 0.22 0.05 81.56 13:40:15 5 21.03 0.00 1.18 0.08 0.05 77.65 13:40:15 6 19.35 0.00 0.79 0.02 0.06 79.78 13:40:15 7 13.43 0.00 0.81 0.02 0.05 85.69 Average: all 30.80 0.00 1.51 0.09 0.07 67.54 Average: 0 28.75 0.00 1.48 0.12 0.07 69.59 Average: 1 30.24 0.00 1.59 0.13 0.07 67.97 Average: 2 32.77 0.00 1.55 0.08 0.07 65.53 Average: 3 30.56 0.00 1.50 0.04 0.06 67.84 Average: 4 31.91 0.00 1.50 0.12 0.07 66.40 Average: 5 31.55 0.00 1.51 0.08 0.06 66.80 Average: 6 31.22 0.00 1.45 0.03 0.07 67.22 Average: 7 29.42 0.00 1.47 0.08 0.07 68.96