---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15730 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 11G 145G 7% / 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 901 26020 4 5170 30723 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:32:43:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.145/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84362sec preferred_lft 84362sec inet6 fe80::f816:3eff:fe32:4314/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:e6:89:ba:23:7c 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-15730) 05/16/26 _x86_64_ (8 CPU) 07:10:20 LINUX RESTART (8 CPU) 07:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:11 30.54 0.12 26.41 4.02 5.39 2225.08 26178.21 07:40:05 34.10 0.01 29.94 4.15 0.55 2864.44 21259.19 Average: 32.31 0.06 28.17 4.08 2.98 2543.24 23730.40 07:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:11 25437884 29197664 3110892 9.47 177780 3792112 3066744 9.04 723108 6232540 122672 07:40:05 25144992 29285116 3019540 9.19 204636 4110496 2885120 8.51 812564 6400664 10848 Average: 25291438 29241390 3065216 9.33 191208 3951304 2975932 8.78 767836 6316602 66760 07:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:11 lo 1846.66 1846.66 1758.29 1758.29 0.00 0.00 0.00 0.00 07:30:11 ens3 40.95 27.96 15.78 11.52 0.00 0.00 0.00 0.00 07:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:05 lo 1716.97 1716.97 1634.95 1634.95 0.00 0.00 0.00 0.00 07:40:05 ens3 43.96 32.73 17.27 14.07 0.00 0.00 0.00 0.00 07:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1782.12 1782.12 1696.92 1696.92 0.00 0.00 0.00 0.00 Average: ens3 42.45 30.33 16.52 12.79 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-15730) 05/16/26 _x86_64_ (8 CPU) 07:10:20 LINUX RESTART (8 CPU) 07:20:11 CPU %user %nice %system %iowait %steal %idle 07:30:11 all 38.23 0.00 1.74 0.06 0.06 59.91 07:30:11 0 36.83 0.00 1.52 0.06 0.07 61.51 07:30:11 1 35.02 0.00 1.82 0.07 0.07 63.02 07:30:11 2 41.12 0.00 1.62 0.07 0.07 57.12 07:30:11 3 38.83 0.00 1.70 0.04 0.07 59.36 07:30:11 4 37.61 0.00 1.88 0.08 0.06 60.37 07:30:11 5 42.21 0.00 1.94 0.07 0.07 55.71 07:30:11 6 34.76 0.00 1.84 0.06 0.06 63.28 07:30:11 7 39.41 0.00 1.58 0.04 0.06 58.91 07:40:05 all 38.51 0.00 1.87 0.07 0.07 59.48 07:40:05 0 36.85 0.00 2.01 0.15 0.07 60.92 07:40:05 1 38.89 0.00 2.05 0.11 0.07 58.88 07:40:05 2 42.41 0.00 1.95 0.06 0.07 55.52 07:40:05 3 34.86 0.00 1.76 0.04 0.07 63.27 07:40:05 4 38.56 0.00 1.73 0.05 0.07 59.60 07:40:05 5 37.76 0.00 1.69 0.05 0.07 60.43 07:40:05 6 39.14 0.00 2.01 0.05 0.07 58.73 07:40:05 7 39.65 0.00 1.73 0.04 0.07 58.50 Average: all 38.37 0.00 1.80 0.07 0.07 59.70 Average: 0 36.84 0.00 1.77 0.11 0.07 61.22 Average: 1 36.95 0.00 1.93 0.09 0.07 60.96 Average: 2 41.76 0.00 1.78 0.07 0.07 56.32 Average: 3 36.86 0.00 1.73 0.04 0.07 61.31 Average: 4 38.08 0.00 1.80 0.06 0.06 59.99 Average: 5 40.00 0.00 1.82 0.06 0.07 58.06 Average: 6 36.94 0.00 1.92 0.05 0.06 61.02 Average: 7 39.53 0.00 1.66 0.04 0.06 58.71