---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20377 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 876 24970 4 6244 30748 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:9a:e1:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84162sec preferred_lft 84162sec inet6 fe80::f816:3eff:fe9a:e1b4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:3c:b7:29:19:87 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-20377) 05/26/26 _x86_64_ (8 CPU) 13:34:37 LINUX RESTART (8 CPU) 13:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:19 41.94 0.17 24.35 17.42 6.44 3932.55 512600.62 14:00:00 32.19 0.01 28.01 4.18 0.06 2643.76 12277.93 14:10:19 30.79 0.02 27.24 3.53 0.43 3071.04 18418.28 Average: 34.99 0.07 26.51 8.41 2.33 3223.54 182753.63 13:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:19 25081392 28671308 3637796 11.07 163836 3649924 3973740 11.72 710940 6624256 18332 14:00:00 24387544 28460616 3844584 11.70 199756 4051812 4013084 11.83 837336 7138940 64900 14:10:19 23883088 28910920 3389420 10.31 230300 4919716 3413536 10.07 1012184 7386480 436532 Average: 24450675 28680948 3623933 11.03 197964 4207151 3800120 11.21 853487 7049892 173255 13:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:19 lo 1294.24 1294.24 1231.81 1231.81 0.00 0.00 0.00 0.00 13:50:19 ens3 24.01 20.50 12.38 6.81 0.00 0.00 0.00 0.00 13:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:00 lo 1825.87 1825.87 1739.57 1739.57 0.00 0.00 0.00 0.00 14:00:00 ens3 21.15 17.29 6.83 6.13 0.00 0.00 0.00 0.00 14:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:19 lo 1361.90 1361.90 1296.57 1296.57 0.00 0.00 0.00 0.00 14:10:19 ens3 38.40 31.43 143.27 8.87 0.00 0.00 0.00 0.00 14:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1488.36 1488.36 1417.26 1417.26 0.00 0.00 0.00 0.00 Average: ens3 28.01 23.20 55.33 7.29 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-20377) 05/26/26 _x86_64_ (8 CPU) 13:34:37 LINUX RESTART (8 CPU) 13:40:10 CPU %user %nice %system %iowait %steal %idle 13:50:19 all 39.49 0.00 1.65 0.16 0.11 58.58 13:50:19 0 41.05 0.00 1.76 0.33 0.12 56.74 13:50:19 1 43.76 0.00 1.94 0.10 0.13 54.07 13:50:19 2 39.07 0.00 1.57 0.42 0.11 58.83 13:50:19 3 41.79 0.00 1.63 0.02 0.12 56.44 13:50:19 4 38.20 0.00 1.33 0.06 0.11 60.30 13:50:19 5 36.95 0.00 1.80 0.12 0.11 61.02 13:50:19 6 40.94 0.00 1.67 0.03 0.11 57.24 13:50:19 7 34.20 0.00 1.48 0.21 0.11 64.00 14:00:00 all 35.55 0.00 1.73 0.11 0.09 62.52 14:00:00 0 32.68 0.00 1.76 0.25 0.09 65.22 14:00:00 1 38.75 0.00 1.85 0.20 0.10 59.10 14:00:00 2 35.09 0.00 1.33 0.10 0.09 63.38 14:00:00 3 33.18 0.00 1.94 0.13 0.09 64.66 14:00:00 4 37.81 0.00 1.86 0.05 0.09 60.18 14:00:00 5 37.83 0.00 1.54 0.07 0.10 60.45 14:00:00 6 35.86 0.00 1.76 0.02 0.10 62.26 14:00:00 7 33.22 0.00 1.78 0.06 0.08 64.86 14:10:19 all 35.38 0.00 1.72 0.11 0.10 62.70 14:10:19 0 32.78 0.00 1.59 0.17 0.10 65.37 14:10:19 1 38.57 0.00 1.93 0.06 0.10 59.34 14:10:19 2 36.81 0.00 1.94 0.05 0.10 61.10 14:10:19 3 33.48 0.00 1.74 0.24 0.09 64.45 14:10:19 4 35.80 0.00 1.42 0.04 0.10 62.65 14:10:19 5 36.56 0.00 1.63 0.06 0.10 61.66 14:10:19 6 33.46 0.00 1.72 0.10 0.09 64.64 14:10:19 7 35.62 0.00 1.79 0.14 0.10 62.35 Average: all 36.82 0.00 1.70 0.13 0.10 61.25 Average: 0 35.53 0.00 1.70 0.25 0.10 62.42 Average: 1 40.38 0.00 1.90 0.12 0.11 57.49 Average: 2 37.02 0.00 1.62 0.19 0.10 61.07 Average: 3 36.18 0.00 1.77 0.13 0.10 61.82 Average: 4 37.26 0.00 1.53 0.05 0.10 61.07 Average: 5 37.10 0.00 1.66 0.08 0.10 61.06 Average: 6 36.75 0.00 1.72 0.05 0.10 61.38 Average: 7 34.37 0.00 1.68 0.14 0.10 63.71