---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19434 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 18G 138G 12% / 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 785 19459 4 11847 30839 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:e8:49:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.174/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84250sec preferred_lft 84250sec inet6 fe80::f816:3eff:fee8:49dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:77:73:5c:21:a7 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19434) 02/23/26 _x86_64_ (8 CPU) 09:14:04 LINUX RESTART (8 CPU) 09:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:03 29.30 0.73 14.48 14.09 21.04 4157.92 506556.47 09:40:03 6.55 0.01 5.59 0.94 0.53 441.51 64.00 Average: 17.92 0.37 10.04 7.51 10.79 2299.69 253306.01 09:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:03 20467452 24995484 7306028 22.23 172700 4541204 9025360 26.61 855344 11027248 704 09:40:03 22133720 26755284 5545180 16.87 173808 4628140 8668724 25.56 872600 9341768 1032 Average: 21300586 25875384 6425604 19.55 173254 4584672 8847042 26.09 863972 10184508 868 09:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:03 lo 2.19 2.19 1.04 1.04 0.00 0.00 0.00 0.00 09:30:03 ens3 217.58 107.85 399.73 53.66 0.00 0.00 0.00 0.00 09:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:03 lo 5.82 5.82 0.97 0.97 0.00 0.00 0.00 0.00 09:40:03 ens3 6.85 5.84 1.80 2.44 0.00 0.00 0.00 0.00 09:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.00 4.00 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 112.21 56.84 200.77 28.05 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19434) 02/23/26 _x86_64_ (8 CPU) 09:14:04 LINUX RESTART (8 CPU) 09:20:03 CPU %user %nice %system %iowait %steal %idle 09:30:03 all 53.12 0.00 1.83 0.25 0.12 44.68 09:30:03 0 48.56 0.00 1.85 0.11 0.11 49.37 09:30:03 1 55.79 0.00 2.00 0.09 0.13 41.99 09:30:03 2 60.91 0.00 1.97 0.72 0.13 36.28 09:30:03 3 51.50 0.00 1.73 0.59 0.12 46.06 09:30:03 4 53.24 0.00 1.65 0.12 0.12 44.87 09:30:03 5 50.09 0.00 1.88 0.27 0.14 47.62 09:30:03 6 51.59 0.00 1.78 0.04 0.11 46.48 09:30:03 7 53.30 0.00 1.77 0.04 0.12 44.78 09:40:03 all 96.95 0.00 2.73 0.00 0.19 0.13 09:40:03 0 96.81 0.00 2.85 0.00 0.22 0.12 09:40:03 1 97.11 0.00 2.61 0.00 0.18 0.10 09:40:03 2 96.91 0.00 2.80 0.00 0.18 0.12 09:40:03 3 97.07 0.00 2.64 0.01 0.17 0.10 09:40:03 4 96.78 0.00 2.92 0.00 0.19 0.11 09:40:03 5 96.97 0.00 2.71 0.01 0.20 0.12 09:40:03 6 97.16 0.00 2.56 0.00 0.18 0.11 09:40:03 7 96.78 0.00 2.77 0.00 0.19 0.26 Average: all 75.04 0.00 2.28 0.12 0.15 22.40 Average: 0 72.60 0.00 2.35 0.06 0.16 24.83 Average: 1 76.47 0.00 2.31 0.04 0.16 21.02 Average: 2 78.95 0.00 2.38 0.36 0.15 18.15 Average: 3 74.33 0.00 2.19 0.30 0.15 23.04 Average: 4 74.99 0.00 2.29 0.06 0.16 22.50 Average: 5 73.56 0.00 2.29 0.14 0.17 23.84 Average: 6 74.40 0.00 2.17 0.02 0.14 23.27 Average: 7 75.02 0.00 2.27 0.02 0.15 22.54