---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-64829 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: 5600.00 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 877 25020 4 6194 30747 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:bd:7e:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84338sec preferred_lft 84338sec inet6 fe80::f816:3eff:febd:7ee3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:df:7f:25:64:2c 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-64829) 03/31/26 _x86_64_ (8 CPU) 12:34:20 LINUX RESTART (8 CPU) 12:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:21 24.85 0.16 21.89 2.81 5.75 2569.71 9829.02 13:00:00 35.62 0.01 31.07 4.54 0.07 3041.07 14285.77 Average: 30.06 0.08 26.33 3.64 3.00 2797.73 11984.95 12:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:21 25649604 29168796 3140648 9.56 163656 3582272 3311296 9.76 710068 6047996 492 13:00:00 25309344 29383628 2921504 8.89 203676 4046972 2876052 8.48 850972 6193436 27392 Average: 25479474 29276212 3031076 9.22 183666 3814622 3093674 9.12 780520 6120716 13942 12:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:21 lo 1071.09 1071.09 1018.72 1018.72 0.00 0.00 0.00 0.00 12:50:21 ens3 25.72 20.39 11.90 6.39 0.00 0.00 0.00 0.00 12:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 2075.45 2075.45 1977.50 1977.50 0.00 0.00 0.00 0.00 13:00:00 ens3 23.33 19.28 7.33 6.61 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1556.95 1556.95 1482.52 1482.52 0.00 0.00 0.00 0.00 Average: ens3 24.56 19.85 9.69 6.50 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-64829) 03/31/26 _x86_64_ (8 CPU) 12:34:20 LINUX RESTART (8 CPU) 12:40:03 CPU %user %nice %system %iowait %steal %idle 12:50:21 all 37.13 0.00 1.45 0.18 0.09 61.16 12:50:21 0 38.33 0.00 1.26 0.48 0.09 59.85 12:50:21 1 40.90 0.00 1.74 0.04 0.09 57.23 12:50:21 2 36.93 0.00 1.47 0.13 0.09 61.38 12:50:21 3 39.84 0.00 1.69 0.15 0.09 58.23 12:50:21 4 37.26 0.00 1.39 0.28 0.09 60.98 12:50:21 5 37.68 0.00 1.15 0.11 0.09 60.98 12:50:21 6 36.55 0.00 1.47 0.10 0.09 61.79 12:50:21 7 29.56 0.00 1.42 0.12 0.08 68.82 13:00:00 all 40.69 0.00 1.87 0.18 0.09 57.17 13:00:00 0 38.10 0.00 1.89 0.22 0.09 59.70 13:00:00 1 39.69 0.00 1.99 0.07 0.10 58.15 13:00:00 2 39.80 0.00 2.09 0.12 0.09 57.91 13:00:00 3 43.84 0.00 2.10 0.10 0.10 53.85 13:00:00 4 42.41 0.00 1.74 0.49 0.09 55.27 13:00:00 5 42.61 0.00 1.72 0.10 0.09 55.48 13:00:00 6 39.42 0.00 1.53 0.16 0.09 58.79 13:00:00 7 39.66 0.00 1.88 0.16 0.08 58.22 Average: all 38.85 0.00 1.65 0.18 0.09 59.23 Average: 0 38.22 0.00 1.57 0.35 0.09 59.78 Average: 1 40.32 0.00 1.86 0.05 0.09 57.68 Average: 2 38.32 0.00 1.77 0.13 0.09 59.70 Average: 3 41.78 0.00 1.89 0.13 0.10 56.11 Average: 4 39.76 0.00 1.56 0.38 0.09 58.22 Average: 5 40.06 0.00 1.43 0.10 0.09 58.32 Average: 6 37.94 0.00 1.50 0.13 0.09 60.34 Average: 7 34.44 0.00 1.64 0.14 0.08 63.70