---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4382 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 23G 133G 15% / 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 882 14476 4 16733 30742 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:de:74:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.109/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84785sec preferred_lft 84785sec inet6 fe80::f816:3eff:fede:7439/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:39:7a:0b:fb:82 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 inet6 fe80::3039:7aff:fe0b:fb82/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4382) 03/24/26 _x86_64_ (8 CPU) 06:39:47 LINUX RESTART (8 CPU) 06:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:02 55.67 11.90 42.22 1.55 1501.11 17221.69 2303.88 07:00:02 196.81 0.64 187.25 8.92 48.69 45302.80 47717.31 Average: 126.11 6.28 114.59 5.23 776.28 31235.50 24967.35 06:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:02 26777916 29958508 2353648 7.16 127852 3320708 2546316 7.51 531172 5156080 176 07:00:02 15272308 28757048 3483108 10.60 388280 12622876 2799600 8.26 4080624 12250356 212 Average: 21025112 29357778 2918378 8.88 258066 7971792 2672958 7.88 2305898 8703218 194 06:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:02 lo 5.12 5.12 1.45 1.45 0.00 0.00 0.00 0.00 06:50:02 ens3 157.28 111.98 1485.25 24.21 0.00 0.00 0.00 0.00 06:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:02 lo 1.31 1.31 0.73 0.73 0.00 0.00 0.00 0.00 07:00:02 ens3 128.89 99.53 2016.62 14.70 0.00 0.00 0.00 0.00 07:00:02 docker0 7.06 9.28 0.68 197.25 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 1.09 1.09 0.00 0.00 0.00 0.00 Average: ens3 143.11 105.77 1750.43 19.47 0.00 0.00 0.00 0.00 Average: docker0 3.52 4.63 0.34 98.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4382) 03/24/26 _x86_64_ (8 CPU) 06:39:47 LINUX RESTART (8 CPU) 06:40:00 CPU %user %nice %system %iowait %steal %idle 06:50:02 all 35.09 0.00 1.18 0.57 0.11 63.04 06:50:02 0 35.65 0.00 1.34 1.25 0.10 61.65 06:50:02 1 37.30 0.00 1.12 1.29 0.10 60.19 06:50:02 2 37.20 0.00 1.41 0.44 0.13 60.82 06:50:02 3 28.90 0.00 0.94 0.32 0.08 69.75 06:50:02 4 37.47 0.00 1.03 0.16 0.09 61.25 06:50:02 5 32.27 0.00 1.19 0.43 0.16 65.94 06:50:02 6 33.35 0.01 1.40 0.27 0.09 64.87 06:50:02 7 38.58 0.00 1.04 0.41 0.15 59.83 07:00:02 all 17.16 0.00 2.65 1.79 0.13 78.27 07:00:02 0 15.93 0.00 2.87 4.48 0.16 76.56 07:00:02 1 15.53 0.00 2.33 1.34 0.16 80.64 07:00:02 2 15.15 0.00 1.98 1.86 0.06 80.95 07:00:02 3 20.50 0.00 3.19 1.43 0.14 74.74 07:00:02 4 13.45 0.00 2.86 1.99 0.14 81.56 07:00:02 5 16.07 0.00 2.25 0.83 0.15 80.70 07:00:02 6 22.40 0.00 2.85 1.59 0.07 73.10 07:00:02 7 18.28 0.00 2.86 0.80 0.16 77.90 Average: all 26.15 0.00 1.91 1.18 0.12 70.63 Average: 0 25.81 0.00 2.11 2.86 0.13 69.09 Average: 1 26.42 0.00 1.72 1.32 0.13 70.41 Average: 2 26.22 0.00 1.70 1.15 0.09 70.85 Average: 3 24.71 0.00 2.06 0.88 0.11 72.23 Average: 4 25.51 0.00 1.94 1.07 0.12 71.36 Average: 5 24.19 0.00 1.72 0.63 0.16 73.30 Average: 6 27.89 0.01 2.12 0.93 0.08 68.97 Average: 7 28.46 0.00 1.94 0.61 0.15 68.84