---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4912 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 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 904 24971 4 6216 30719 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:c4:60:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84318sec preferred_lft 84318sec inet6 fe80::f816:3eff:fec4:605f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:50:3f:36:f4:87 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-4912) 04/20/26 _x86_64_ (8 CPU) 15:01:12 LINUX RESTART (8 CPU) 15:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:14 29.22 0.14 25.37 3.71 5.52 2266.83 12902.37 15:30:01 32.53 0.00 28.77 3.77 0.04 3231.80 15137.54 Average: 30.86 0.07 27.05 3.73 2.81 2744.13 14007.95 15:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:14 25690552 29335192 2973584 9.05 172756 3687108 2984800 8.80 743324 5973376 48456 15:30:01 25218144 29443920 2859796 8.70 210380 4180064 2843276 8.38 886464 6233560 14192 Average: 25454348 29389556 2916690 8.88 191568 3933586 2914038 8.59 814894 6103468 31324 15:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:14 lo 1559.16 1559.16 1484.33 1484.33 0.00 0.00 0.00 0.00 15:20:14 ens3 19.31 16.85 9.15 5.80 0.00 0.00 0.00 0.00 15:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 1583.00 1583.00 1507.20 1507.20 0.00 0.00 0.00 0.00 15:30:01 ens3 21.73 18.17 8.91 6.62 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1570.95 1570.95 1495.65 1495.65 0.00 0.00 0.00 0.00 Average: ens3 20.50 17.51 9.03 6.21 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-4912) 04/20/26 _x86_64_ (8 CPU) 15:01:12 LINUX RESTART (8 CPU) 15:10:14 CPU %user %nice %system %iowait %steal %idle 15:20:14 all 35.89 0.00 1.70 0.11 0.09 62.21 15:20:14 0 33.48 0.00 1.54 0.16 0.09 64.73 15:20:14 1 35.77 0.00 2.38 0.13 0.09 61.63 15:20:14 2 32.13 0.00 1.92 0.13 0.09 65.74 15:20:14 3 39.31 0.00 1.81 0.09 0.08 58.71 15:20:14 4 38.81 0.00 1.29 0.05 0.09 59.77 15:20:14 5 39.63 0.00 1.69 0.17 0.09 58.43 15:20:14 6 32.83 0.00 1.54 0.10 0.08 65.44 15:20:14 7 35.20 0.00 1.47 0.05 0.09 63.20 15:30:01 all 37.56 0.00 1.81 0.19 0.10 60.34 15:30:01 0 38.07 0.00 1.64 0.08 0.10 60.10 15:30:01 1 38.63 0.00 1.91 0.26 0.10 59.10 15:30:01 2 40.31 0.00 2.17 0.23 0.10 57.19 15:30:01 3 38.29 0.00 1.79 0.24 0.10 59.57 15:30:01 4 43.32 0.00 2.05 0.17 0.11 54.35 15:30:01 5 33.57 0.00 1.70 0.11 0.10 64.52 15:30:01 6 33.36 0.00 1.75 0.15 0.10 64.64 15:30:01 7 34.90 0.00 1.49 0.31 0.10 63.21 Average: all 36.71 0.00 1.76 0.15 0.09 61.28 Average: 0 35.75 0.00 1.59 0.12 0.09 62.44 Average: 1 37.18 0.00 2.15 0.20 0.10 60.38 Average: 2 36.17 0.00 2.04 0.18 0.10 61.51 Average: 3 38.80 0.00 1.80 0.16 0.09 59.14 Average: 4 41.04 0.00 1.67 0.11 0.10 57.09 Average: 5 36.63 0.00 1.70 0.14 0.09 61.44 Average: 6 33.09 0.00 1.65 0.13 0.09 65.05 Average: 7 35.05 0.00 1.48 0.18 0.09 63.20