---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3940 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 942 24800 4 6349 30682 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:cd:36:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84051sec preferred_lft 84051sec inet6 fe80::f816:3eff:fecd:366a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:1e:66:97:e6:61 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-3940) 04/17/26 _x86_64_ (8 CPU) 09:35:29 LINUX RESTART (8 CPU) 09:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:20 47.56 0.78 28.84 17.94 30.17 4089.51 502812.88 10:00:19 35.19 0.01 30.49 4.70 0.09 2590.43 14778.52 10:10:01 35.81 0.31 31.03 4.47 12.10 7949.54 10712.75 Average: 39.64 0.37 30.10 9.17 14.31 4837.30 181181.71 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:20 25045488 28742472 3565036 10.85 168852 3750764 3846184 11.34 754080 6617812 108064 10:00:19 24339588 28467496 3836284 11.67 200920 4110372 3878452 11.44 868520 7166784 129864 10:10:01 25624228 31631128 665312 2.02 232244 5873804 1240860 3.66 1535888 5095968 26784 Average: 25003101 29613699 2688877 8.18 200672 4578313 2988499 8.81 1052829 6293521 88237 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:20 lo 1413.76 1413.76 1345.78 1345.78 0.00 0.00 0.00 0.00 09:50:20 ens3 89.57 63.46 416.84 19.62 0.00 0.00 0.00 0.00 09:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:19 lo 1975.48 1975.48 1882.41 1882.41 0.00 0.00 0.00 0.00 10:00:19 ens3 50.04 34.28 18.70 13.91 0.00 0.00 0.00 0.00 10:00:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 1229.99 1229.99 1168.41 1168.41 0.00 0.00 0.00 0.00 10:10:01 ens3 78.69 61.44 206.36 63.68 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1541.55 1541.55 1467.28 1467.28 0.00 0.00 0.00 0.00 Average: ens3 72.88 53.08 216.16 31.95 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-3940) 04/17/26 _x86_64_ (8 CPU) 09:35:29 LINUX RESTART (8 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:50:20 all 40.57 0.00 1.76 0.06 0.09 57.53 09:50:20 0 37.34 0.00 1.70 0.06 0.09 60.82 09:50:20 1 39.97 0.00 1.80 0.09 0.08 58.05 09:50:20 2 44.44 0.00 1.76 0.03 0.09 53.68 09:50:20 3 38.72 0.00 1.94 0.08 0.08 59.18 09:50:20 4 40.58 0.00 1.69 0.10 0.09 57.55 09:50:20 5 36.54 0.00 1.81 0.05 0.08 61.51 09:50:20 6 43.14 0.00 1.69 0.06 0.08 55.02 09:50:20 7 43.80 0.00 1.68 0.03 0.09 54.40 10:00:19 all 35.03 0.00 1.74 0.06 0.08 63.10 10:00:19 0 33.09 0.00 1.39 0.03 0.07 65.41 10:00:19 1 35.10 0.00 2.20 0.09 0.08 62.53 10:00:19 2 35.58 0.00 1.75 0.03 0.08 62.56 10:00:19 3 33.12 0.00 1.73 0.05 0.07 65.02 10:00:19 4 35.97 0.00 1.67 0.03 0.08 62.25 10:00:19 5 35.06 0.00 1.83 0.15 0.08 62.89 10:00:19 6 36.30 0.00 1.72 0.03 0.08 61.87 10:00:19 7 36.02 0.00 1.62 0.04 0.08 62.24 10:10:01 all 33.34 0.00 1.61 0.07 0.07 64.90 10:10:01 0 34.56 0.00 1.72 0.06 0.08 63.59 10:10:01 1 35.78 0.00 1.94 0.14 0.07 62.08 10:10:01 2 32.97 0.00 1.84 0.03 0.07 65.09 10:10:01 3 34.56 0.00 1.69 0.04 0.07 63.63 10:10:01 4 31.81 0.00 1.39 0.02 0.07 66.72 10:10:01 5 31.37 0.00 1.56 0.16 0.07 66.84 10:10:01 6 35.57 0.00 1.45 0.12 0.07 62.79 10:10:01 7 30.09 0.00 1.32 0.03 0.07 68.50 Average: all 36.39 0.00 1.71 0.06 0.08 61.77 Average: 0 35.02 0.00 1.60 0.05 0.08 63.24 Average: 1 36.99 0.00 1.98 0.11 0.08 60.84 Average: 2 37.78 0.00 1.78 0.03 0.08 60.33 Average: 3 35.51 0.00 1.79 0.06 0.08 62.56 Average: 4 36.21 0.00 1.58 0.05 0.08 62.08 Average: 5 34.38 0.00 1.73 0.12 0.08 63.69 Average: 6 38.41 0.00 1.62 0.07 0.08 59.81 Average: 7 36.78 0.00 1.54 0.03 0.08 61.57