---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2791 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 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 768 20194 4 11129 30856 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:5c:9d:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.2/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84073sec preferred_lft 84073sec inet6 fe80::f816:3eff:fe5c:9dca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:47:62:16:ee:3e 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-2791) 03/18/26 _x86_64_ (8 CPU) 12:45:24 LINUX RESTART (8 CPU) 12:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:02 17.85 0.50 16.13 1.21 19.91 4391.08 2451.60 13:10:02 26.01 0.32 8.99 16.69 5.67 845.63 501289.16 13:20:01 304.44 0.32 301.53 2.60 3.22 15350.48 103387.17 Average: 115.91 0.38 108.70 6.84 9.61 6854.85 202372.45 12:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:02 24434420 28532264 3773776 11.48 165884 4141488 3952880 11.66 626132 7325740 228 13:10:02 22514040 26849072 5451396 16.59 172880 4348012 8557768 25.24 700888 9147096 3016 13:20:01 18712068 28235208 4015856 12.22 433400 8682488 3719504 10.97 1575640 11396600 953164 Average: 21886843 27872181 4413676 13.43 257388 5723996 5410051 15.95 967553 9289812 318803 12:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:02 lo 2.21 2.21 1.04 1.04 0.00 0.00 0.00 0.00 13:00:02 ens3 257.54 131.82 433.94 60.48 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 5.85 5.85 0.98 0.98 0.00 0.00 0.00 0.00 13:10:02 ens3 18.86 14.97 102.44 4.69 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 0.34 0.34 0.06 0.06 0.00 0.00 0.00 0.00 13:20:01 ens3 125.91 81.77 618.13 21.27 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.80 2.80 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 134.16 76.20 384.68 28.83 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-2791) 03/18/26 _x86_64_ (8 CPU) 12:45:24 LINUX RESTART (8 CPU) 12:50:01 CPU %user %nice %system %iowait %steal %idle 13:00:02 all 44.24 0.00 1.68 0.50 0.10 53.48 13:00:02 0 40.46 0.00 1.62 0.15 0.10 57.66 13:00:02 1 45.63 0.00 1.55 0.36 0.11 52.35 13:00:02 2 54.60 0.00 1.70 0.44 0.11 43.15 13:00:02 3 46.52 0.00 1.87 0.16 0.11 51.34 13:00:02 4 41.86 0.00 1.59 0.29 0.10 56.16 13:00:02 5 41.35 0.00 1.70 1.38 0.10 55.47 13:00:02 6 43.90 0.00 1.71 0.10 0.10 54.18 13:00:02 7 39.59 0.00 1.68 1.13 0.11 57.49 13:10:02 all 89.89 0.00 2.60 0.01 0.15 7.35 13:10:02 0 89.89 0.00 2.55 0.01 0.15 7.40 13:10:02 1 90.21 0.00 2.66 0.02 0.17 6.95 13:10:02 2 89.54 0.00 2.69 0.00 0.15 7.62 13:10:02 3 92.17 0.00 2.56 0.05 0.15 5.08 13:10:02 4 90.47 0.00 2.51 0.00 0.15 6.87 13:10:02 5 88.56 0.00 2.49 0.01 0.15 8.79 13:10:02 6 89.27 0.00 2.56 0.00 0.15 8.02 13:10:02 7 89.03 0.00 2.75 0.00 0.15 8.07 13:20:01 all 55.57 0.00 2.92 1.44 0.13 39.94 13:20:01 0 57.48 0.00 3.61 2.55 0.13 36.22 13:20:01 1 55.43 0.00 3.31 0.62 0.13 40.51 13:20:01 2 55.23 0.00 2.76 0.81 0.13 41.07 13:20:01 3 54.69 0.00 2.88 0.81 0.13 41.48 13:20:01 4 56.14 0.00 2.82 1.88 0.14 39.02 13:20:01 5 56.17 0.00 3.23 1.50 0.15 38.95 13:20:01 6 56.19 0.00 2.39 0.82 0.13 40.47 13:20:01 7 53.20 0.00 2.38 2.55 0.12 41.74 Average: all 63.26 0.00 2.40 0.65 0.13 33.56 Average: 0 62.62 0.00 2.59 0.90 0.13 33.76 Average: 1 63.77 0.00 2.51 0.33 0.13 33.26 Average: 2 66.49 0.00 2.39 0.42 0.13 30.58 Average: 3 64.50 0.00 2.43 0.34 0.13 32.59 Average: 4 62.87 0.00 2.30 0.72 0.13 33.98 Average: 5 62.06 0.00 2.47 0.96 0.13 34.38 Average: 6 63.14 0.00 2.22 0.31 0.13 34.20 Average: 7 60.63 0.00 2.27 1.22 0.13 35.75