---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9891 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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: 5600.00 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 747 19173 4 12171 30877 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:ad:02:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84488sec preferred_lft 84488sec inet6 fe80::f816:3eff:fead:2de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:9b:5f:fd:10:99 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::49b:5fff:fefd:1099/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9891) 02/13/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 9.07 0.06 8.62 0.39 3.10 2511.55 575.75 00:50:08 42.21 2.35 38.87 1.00 355.42 22958.08 2175.14 Average: 25.83 1.22 23.91 0.70 181.25 12850.34 1384.48 00:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 23602656 28943896 3359284 10.22 162372 5357600 3286076 9.69 1334560 7389240 699952 00:50:08 19889392 31664448 610072 1.86 223368 11483428 1418788 4.18 3254304 8913380 124 Average: 21746024 30304172 1984678 6.04 192870 8420514 2352432 6.94 2294432 8151310 350038 00:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.69 1.69 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 56.85 42.30 235.24 11.89 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 4212.56 4212.56 4022.46 4022.46 0.00 0.00 0.00 0.00 00:50:08 ens3 127.46 108.94 335.42 1235.74 0.00 0.00 0.00 0.00 00:50:08 docker0 76.34 80.66 1225.55 68.42 0.00 0.00 0.00 0.00 00:50:08 vethe3eb448 74.04 77.89 1226.42 8.26 0.00 0.00 0.00 0.10 Average: lo 2130.92 2130.92 2034.04 2034.04 0.00 0.00 0.00 0.00 Average: ens3 92.55 75.99 285.90 630.73 0.00 0.00 0.00 0.00 Average: docker0 38.60 40.78 619.70 34.59 0.00 0.00 0.00 0.00 Average: vethe3eb448 37.44 39.38 620.14 4.18 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-9891) 02/13/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:07 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.39 0.00 1.41 0.04 0.07 64.09 00:40:01 0 29.44 0.00 1.28 0.12 0.07 69.09 00:40:01 1 37.70 0.00 1.54 0.01 0.07 60.68 00:40:01 2 34.49 0.00 1.45 0.01 0.07 63.98 00:40:01 3 37.92 0.00 1.48 0.01 0.07 60.53 00:40:01 4 38.02 0.00 1.58 0.08 0.07 60.25 00:40:01 5 27.83 0.00 1.12 0.05 0.07 70.94 00:40:01 6 33.93 0.00 1.37 0.03 0.07 64.61 00:40:01 7 35.82 0.00 1.45 0.05 0.06 62.62 00:50:08 all 14.92 0.00 2.14 0.41 0.05 82.49 00:50:08 0 9.07 0.00 0.81 0.53 0.04 89.56 00:50:08 1 16.26 0.00 2.31 0.24 0.05 81.15 00:50:08 2 22.85 0.00 3.25 0.31 0.05 73.53 00:50:08 3 14.43 0.00 2.49 0.32 0.05 82.71 00:50:08 4 18.30 0.00 1.84 0.46 0.05 79.34 00:50:08 5 16.40 0.00 4.20 0.62 0.06 78.72 00:50:08 6 9.29 0.00 0.92 0.54 0.04 89.21 00:50:08 7 12.78 0.00 1.33 0.24 0.04 85.61 Average: all 24.55 0.00 1.78 0.23 0.06 73.39 Average: 0 19.13 0.00 1.04 0.32 0.05 79.45 Average: 1 26.86 0.00 1.93 0.12 0.06 71.03 Average: 2 28.62 0.00 2.36 0.16 0.06 68.80 Average: 3 26.05 0.00 1.99 0.16 0.06 71.74 Average: 4 28.04 0.00 1.72 0.27 0.06 69.92 Average: 5 22.06 0.00 2.67 0.34 0.06 74.86 Average: 6 21.47 0.00 1.14 0.29 0.06 77.05 Average: 7 24.17 0.00 1.39 0.14 0.05 74.25