---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1389 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: 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 898 24992 4 6201 30726 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:1c:96:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83661sec preferred_lft 83661sec inet6 fe80::f816:3eff:fe1c:9613/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:00:7e:92:00:a2 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-1389) 04/09/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:11 28.42 0.17 24.81 3.45 6.71 2983.13 12573.91 03:00:01 48.63 0.01 28.98 19.64 0.22 2628.59 531824.81 03:10:10 30.32 0.01 26.68 3.63 0.14 2781.31 10431.36 Average: 35.65 0.06 26.80 8.79 2.38 2799.58 181163.40 02:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:11 25523844 29058480 3250864 9.89 168680 3591200 3818496 11.26 714348 6178656 29312 03:00:01 24472396 28499768 3805188 11.58 204104 4003268 3877972 11.44 852088 7043524 63192 03:10:10 24491904 29015532 3286320 10.00 225688 4444904 3231928 9.53 976892 6863004 71940 Average: 24829381 28857927 3447457 10.49 199491 4013124 3642799 10.74 847776 6695061 54815 02:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:11 lo 1307.32 1307.32 1244.32 1244.32 0.00 0.00 0.00 0.00 02:50:11 ens3 51.25 39.66 23.51 16.36 0.00 0.00 0.00 0.00 02:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1789.68 1789.68 1704.84 1704.84 0.00 0.00 0.00 0.00 03:00:01 ens3 52.49 33.49 16.17 13.46 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:10 lo 1374.26 1374.26 1308.37 1308.37 0.00 0.00 0.00 0.00 03:10:10 ens3 40.03 28.43 18.46 14.33 0.00 0.00 0.00 0.00 03:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1487.14 1487.14 1416.05 1416.05 0.00 0.00 0.00 0.00 Average: ens3 47.88 33.87 19.41 14.73 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-1389) 04/09/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:11 all 39.90 0.00 1.62 0.04 0.08 58.36 02:50:11 0 35.00 0.00 1.47 0.02 0.07 63.44 02:50:11 1 37.14 0.00 1.65 0.08 0.08 61.06 02:50:11 2 44.29 0.00 2.00 0.07 0.08 53.57 02:50:11 3 39.25 0.00 1.63 0.05 0.07 59.00 02:50:11 4 42.81 0.00 1.67 0.03 0.08 55.41 02:50:11 5 44.53 0.00 1.63 0.03 0.08 53.73 02:50:11 6 38.52 0.00 1.67 0.03 0.08 59.71 02:50:11 7 37.67 0.00 1.26 0.05 0.07 60.95 03:00:01 all 35.27 0.00 1.75 0.15 0.10 62.74 03:00:01 0 36.64 0.00 1.56 0.04 0.10 61.66 03:00:01 1 31.66 0.00 1.58 0.04 0.08 66.64 03:00:01 2 35.76 0.00 1.98 0.61 0.10 61.55 03:00:01 3 40.80 0.00 1.80 0.06 0.11 57.23 03:00:01 4 32.34 0.00 1.90 0.07 0.09 65.60 03:00:01 5 35.65 0.00 1.79 0.05 0.09 62.41 03:00:01 6 34.36 0.00 1.77 0.24 0.10 63.53 03:00:01 7 34.99 0.00 1.61 0.04 0.09 63.26 03:10:10 all 35.92 0.00 1.76 0.06 0.12 62.14 03:10:10 0 38.52 0.00 1.98 0.04 0.12 59.33 03:10:10 1 36.16 0.00 1.72 0.06 0.12 61.95 03:10:10 2 36.73 0.00 1.66 0.06 0.12 61.42 03:10:10 3 39.61 0.00 1.82 0.06 0.12 58.39 03:10:10 4 30.01 0.00 1.39 0.14 0.11 68.35 03:10:10 5 31.96 0.00 1.66 0.03 0.12 66.22 03:10:10 6 37.19 0.00 1.90 0.04 0.12 60.75 03:10:10 7 37.21 0.00 1.92 0.03 0.12 60.72 Average: all 37.05 0.00 1.71 0.08 0.10 61.06 Average: 0 36.72 0.00 1.67 0.03 0.10 61.48 Average: 1 35.02 0.00 1.65 0.06 0.09 63.18 Average: 2 38.96 0.00 1.88 0.24 0.10 58.81 Average: 3 39.87 0.00 1.75 0.06 0.10 58.22 Average: 4 35.09 0.00 1.65 0.08 0.09 63.09 Average: 5 37.40 0.00 1.69 0.04 0.10 60.77 Average: 6 36.72 0.00 1.78 0.10 0.10 61.30 Average: 7 36.64 0.00 1.60 0.04 0.10 61.62