---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30758 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 899 24776 4 6416 30725 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:d5:e7:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84388sec preferred_lft 84388sec inet6 fe80::f816:3eff:fed5:e74a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:f8:85:d9:83:1b 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30758) 06/26/26 _x86_64_ (8 CPU) 05:57:11 LINUX RESTART (8 CPU) 06:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:02 27.87 0.75 24.09 3.03 28.67 3810.24 6771.56 06:20:01 52.13 0.01 32.32 19.79 0.23 2632.32 516299.48 06:30:02 35.12 0.05 31.13 3.94 3.58 5409.24 15716.76 Average: 38.37 0.27 29.18 8.92 10.82 3951.16 179557.00 06:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:02 25609396 29327688 2980256 9.07 166156 3772064 3556444 10.49 726184 6071456 90236 06:20:01 25029616 29168364 3135728 9.54 198424 4122916 3181120 9.38 851812 6486588 100856 06:30:02 25458500 31532964 764028 2.32 230444 5938660 1330984 3.92 1534132 5243944 741012 Average: 25365837 30009672 2293337 6.98 198341 4611213 2689516 7.93 1037376 5933996 310701 06:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:02 lo 1187.03 1187.03 1128.88 1128.88 0.00 0.00 0.00 0.00 06:10:02 ens3 56.66 41.22 399.58 9.55 0.00 0.00 0.00 0.00 06:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 lo 2386.96 2386.96 2275.33 2275.33 0.00 0.00 0.00 0.00 06:20:01 ens3 18.06 16.07 8.44 5.64 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:02 lo 1247.32 1247.32 1187.02 1187.02 0.00 0.00 0.00 0.00 06:30:02 ens3 55.47 44.19 195.53 40.00 0.00 0.00 0.00 0.00 06:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1607.02 1607.02 1530.33 1530.33 0.00 0.00 0.00 0.00 Average: ens3 43.40 33.83 201.15 18.40 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30758) 06/26/26 _x86_64_ (8 CPU) 05:57:11 LINUX RESTART (8 CPU) 06:00:02 CPU %user %nice %system %iowait %steal %idle 06:10:02 all 40.72 0.00 1.80 0.06 0.07 57.35 06:10:02 0 41.26 0.00 2.00 0.04 0.07 56.63 06:10:02 1 42.66 0.00 1.82 0.05 0.08 55.39 06:10:02 2 38.48 0.00 1.98 0.17 0.07 59.31 06:10:02 3 40.59 0.00 1.75 0.06 0.07 57.53 06:10:02 4 43.12 0.00 1.68 0.02 0.07 55.11 06:10:02 5 39.78 0.00 1.81 0.08 0.07 58.26 06:10:02 6 41.27 0.00 1.70 0.03 0.07 56.92 06:10:02 7 38.63 0.00 1.64 0.04 0.07 59.61 06:20:01 all 35.11 0.00 1.83 0.45 0.08 62.54 06:20:01 0 35.45 0.00 1.68 0.36 0.08 62.43 06:20:01 1 37.16 0.00 2.08 0.12 0.08 60.56 06:20:01 2 36.52 0.00 2.03 0.07 0.08 61.31 06:20:01 3 35.02 0.00 1.77 1.24 0.07 61.90 06:20:01 4 39.40 0.00 1.78 0.03 0.08 58.73 06:20:01 5 33.62 0.00 1.77 1.62 0.08 62.91 06:20:01 6 32.30 0.00 1.80 0.05 0.07 65.79 06:20:01 7 31.38 0.00 1.72 0.10 0.08 66.72 06:30:02 all 34.71 0.00 1.67 0.07 0.08 63.46 06:30:02 0 34.13 0.00 1.60 0.05 0.08 64.13 06:30:02 1 36.78 0.00 1.58 0.08 0.08 61.48 06:30:02 2 35.98 0.00 1.96 0.05 0.08 61.94 06:30:02 3 33.95 0.00 1.78 0.18 0.08 64.01 06:30:02 4 33.52 0.00 1.54 0.07 0.08 64.79 06:30:02 5 35.85 0.00 1.70 0.07 0.08 62.31 06:30:02 6 36.47 0.00 1.63 0.03 0.08 61.79 06:30:02 7 31.03 0.00 1.59 0.05 0.08 67.25 Average: all 36.85 0.00 1.77 0.19 0.08 61.12 Average: 0 36.95 0.00 1.76 0.15 0.08 61.06 Average: 1 38.86 0.00 1.83 0.08 0.08 59.15 Average: 2 36.99 0.00 1.99 0.10 0.07 60.85 Average: 3 36.52 0.00 1.76 0.49 0.07 61.15 Average: 4 38.68 0.00 1.67 0.04 0.08 59.54 Average: 5 36.41 0.00 1.76 0.59 0.08 61.16 Average: 6 36.68 0.00 1.71 0.04 0.07 61.50 Average: 7 33.68 0.00 1.65 0.06 0.08 64.53