---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-329006 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 923 24821 4 6347 30701 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:c3:90:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84343sec preferred_lft 84343sec inet6 fe80::f816:3eff:fec3:9079/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:f8:4d:25:6c:13 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-329006) 03/09/26 _x86_64_ (8 CPU) 09:29:38 LINUX RESTART (8 CPU) 09:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:01 69.39 10.86 55.27 3.26 1780.99 15906.77 30908.11 09:50:09 32.03 0.12 27.69 4.22 5.33 2423.23 15137.71 10:00:09 47.78 0.01 29.03 18.73 0.25 2963.76 520608.64 Average: 49.68 3.66 37.31 8.71 594.22 7086.96 187983.89 09:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:01 25732964 29312604 2996584 9.12 157660 3658784 3168760 9.34 802188 5892504 55192 09:50:09 25517676 29496340 2808624 8.55 194856 3980784 2780028 8.20 917100 5934116 36176 10:00:09 24945108 29425544 2875112 8.75 218496 4420360 2819392 8.31 1045112 6334012 12516 Average: 25398583 29411496 2893440 8.80 190337 4019976 2922727 8.62 921467 6053544 34628 09:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:01 lo 851.03 851.03 810.33 810.33 0.00 0.00 0.00 0.00 09:40:01 ens3 153.19 114.22 1245.20 21.38 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:09 lo 1858.89 1858.89 1770.34 1770.34 0.00 0.00 0.00 0.00 09:50:09 ens3 21.71 17.45 8.64 5.84 0.00 0.00 0.00 0.00 09:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:09 lo 1683.28 1683.28 1602.85 1602.85 0.00 0.00 0.00 0.00 10:00:09 ens3 24.57 19.73 9.17 6.75 0.00 0.00 0.00 0.00 10:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1465.46 1465.46 1395.51 1395.51 0.00 0.00 0.00 0.00 Average: ens3 66.39 50.39 420.08 11.31 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-329006) 03/09/26 _x86_64_ (8 CPU) 09:29:38 LINUX RESTART (8 CPU) 09:30:00 CPU %user %nice %system %iowait %steal %idle 09:40:01 all 37.26 0.00 1.77 0.69 0.07 60.21 09:40:01 0 34.83 0.00 1.87 1.16 0.07 62.07 09:40:01 1 37.11 0.00 1.77 0.87 0.07 60.18 09:40:01 2 40.51 0.00 1.55 0.07 0.07 57.81 09:40:01 3 36.18 0.00 1.63 0.12 0.06 62.00 09:40:01 4 35.92 0.00 1.81 0.17 0.07 62.02 09:40:01 5 37.63 0.00 1.99 2.44 0.07 57.87 09:40:01 6 38.21 0.00 2.01 0.58 0.08 59.13 09:40:01 7 37.71 0.00 1.54 0.08 0.07 60.60 09:50:09 all 35.24 0.00 1.76 0.06 0.06 62.88 09:50:09 0 33.59 0.00 1.65 0.07 0.06 64.63 09:50:09 1 39.21 0.00 1.92 0.04 0.07 58.76 09:50:09 2 32.18 0.00 1.85 0.13 0.06 65.77 09:50:09 3 34.22 0.00 2.01 0.04 0.06 63.66 09:50:09 4 37.31 0.00 1.45 0.02 0.06 61.16 09:50:09 5 34.67 0.00 1.87 0.06 0.06 63.33 09:50:09 6 34.41 0.00 1.62 0.03 0.06 63.88 09:50:09 7 36.30 0.00 1.73 0.11 0.06 61.80 10:00:09 all 37.17 0.00 1.86 0.11 0.07 60.79 10:00:09 0 33.29 0.00 1.83 0.09 0.07 64.73 10:00:09 1 40.39 0.00 2.22 0.07 0.07 57.24 10:00:09 2 36.63 0.00 2.17 0.34 0.07 60.79 10:00:09 3 34.04 0.00 1.84 0.05 0.07 64.00 10:00:09 4 40.24 0.00 1.80 0.18 0.07 57.72 10:00:09 5 37.54 0.00 1.67 0.09 0.07 60.63 10:00:09 6 40.80 0.00 1.86 0.03 0.07 57.23 10:00:09 7 34.44 0.00 1.52 0.03 0.07 63.94 Average: all 36.55 0.00 1.80 0.29 0.07 61.30 Average: 0 33.90 0.00 1.78 0.44 0.07 63.81 Average: 1 38.91 0.00 1.97 0.33 0.07 58.73 Average: 2 36.42 0.00 1.86 0.18 0.07 61.48 Average: 3 34.82 0.00 1.83 0.07 0.06 63.22 Average: 4 37.82 0.00 1.69 0.12 0.07 60.31 Average: 5 36.61 0.00 1.84 0.86 0.07 60.62 Average: 6 37.79 0.00 1.83 0.21 0.07 60.10 Average: 7 36.15 0.00 1.60 0.07 0.07 62.11