---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-343243 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 762 18864 4 12464 30862 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:ff:ca:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 46090sec preferred_lft 46090sec inet6 fe80::f816:3eff:feff:cafc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:b7:87:74:5a:61 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::98b7:87ff:fe74:5a61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-343243) 03/10/26 _x86_64_ (8 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 2.29 0.18 2.10 0.01 4.31 28.23 430.27 00:20:23 1.98 0.00 1.98 0.00 0.00 20.44 0.05 00:30:00 1.73 0.00 1.73 0.00 0.26 17.94 0.00 00:40:01 59.53 4.29 53.81 1.42 268.61 7213.38 1524.35 00:50:01 15.69 0.30 14.91 0.48 11.68 9280.80 729.29 01:00:01 42.83 2.09 39.81 0.93 350.95 16998.46 5258.07 Average: 20.69 1.14 19.07 0.47 106.01 5593.49 1323.74 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 29792668 31745196 629688 1.92 94704 2186420 1526264 4.50 421844 2337684 8 00:20:23 29793776 31746904 627984 1.91 95112 2186568 1526396 4.50 422748 2336876 196 00:30:00 29793304 31746852 627824 1.91 95428 2186648 1526396 4.50 423072 2338172 8 00:40:01 25708880 29760152 2549996 7.76 162932 4125864 2856904 8.42 914216 5801248 10316 00:50:01 21496560 28711108 3585748 10.91 199008 7124780 4074648 12.02 2024292 8754424 350388 01:00:01 19574308 31651064 621580 1.89 250124 11738880 1420552 4.19 3387332 9075952 776 Average: 26026583 30893546 1440470 4.38 149551 4924860 2155193 6.36 1265584 5107393 60282 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 00:10:00 ens3 0.23 0.14 0.10 0.05 0.00 0.00 0.00 0.00 00:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:23 ens3 0.16 0.09 0.05 0.02 0.00 0.00 0.00 0.00 00:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:30:00 ens3 0.24 0.13 0.07 0.04 0.00 0.00 0.00 0.00 00:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4.63 4.63 0.46 0.46 0.00 0.00 0.00 0.00 00:40:01 ens3 125.02 100.48 1083.60 19.51 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 00:50:01 lo 1.72 1.72 0.17 0.17 0.00 0.00 0.00 0.00 00:50:01 ens3 50.82 42.95 235.30 12.21 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 4421.06 4421.06 4224.04 4224.04 0.00 0.00 0.00 0.00 01:00:01 ens3 116.92 106.86 338.06 1346.23 0.00 0.00 0.00 0.00 01:00:01 docker0 80.89 81.21 1337.60 70.86 0.00 0.00 0.00 0.00 01:00:01 veth0e8aa21 78.70 78.69 1338.55 9.97 0.00 0.00 0.00 0.11 Average: lo 737.79 737.79 703.96 703.96 0.00 0.00 0.00 0.00 Average: ens3 48.92 41.79 276.39 229.63 0.00 0.00 0.00 0.00 Average: docker0 13.48 13.53 222.89 11.81 0.00 0.00 0.00 0.00 Average: veth0e8aa21 13.11 13.11 223.04 1.66 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-343243) 03/10/26 _x86_64_ (8 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.09 0.00 0.02 0.01 0.01 99.88 00:10:00 0 0.00 0.00 0.01 0.00 0.00 99.99 00:10:00 1 0.02 0.00 0.03 0.00 0.01 99.93 00:10:00 2 0.63 0.00 0.03 0.00 0.01 99.32 00:10:00 3 0.02 0.00 0.01 0.00 0.00 99.97 00:10:00 4 0.02 0.00 0.02 0.01 0.01 99.94 00:10:00 5 0.03 0.00 0.03 0.03 0.01 99.90 00:10:00 6 0.00 0.00 0.01 0.00 0.00 99.99 00:10:00 7 0.00 0.00 0.00 0.00 0.00 99.99 00:20:23 all 0.02 0.00 0.02 0.00 0.01 99.96 00:20:23 0 0.00 0.00 0.00 0.00 0.00 99.99 00:20:23 1 0.03 0.00 0.03 0.00 0.01 99.93 00:20:23 2 0.02 0.00 0.02 0.00 0.01 99.95 00:20:23 3 0.01 0.00 0.02 0.00 0.00 99.96 00:20:23 4 0.02 0.00 0.03 0.00 0.01 99.94 00:20:23 5 0.05 0.00 0.02 0.03 0.00 99.91 00:20:23 6 0.01 0.00 0.01 0.00 0.00 99.98 00:20:23 7 0.00 0.00 0.00 0.00 0.00 99.99 00:30:00 all 0.10 0.00 0.02 0.00 0.01 99.87 00:30:00 0 0.00 0.00 0.01 0.00 0.00 99.99 00:30:00 1 0.02 0.00 0.03 0.00 0.01 99.93 00:30:00 2 0.76 0.00 0.02 0.00 0.02 99.20 00:30:00 3 0.02 0.00 0.02 0.00 0.00 99.96 00:30:00 4 0.01 0.00 0.02 0.00 0.00 99.96 00:30:00 5 0.01 0.00 0.02 0.03 0.01 99.95 00:30:00 6 0.01 0.00 0.00 0.00 0.00 99.99 00:30:00 7 0.01 0.00 0.00 0.00 0.00 99.99 00:40:01 all 18.57 0.00 1.10 0.16 0.05 80.12 00:40:01 0 17.94 0.00 1.10 0.42 0.04 80.50 00:40:01 1 19.77 0.00 0.96 0.06 0.05 79.16 00:40:01 2 19.29 0.00 1.18 0.08 0.06 79.40 00:40:01 3 21.37 0.00 1.20 0.07 0.05 77.31 00:40:01 4 19.93 0.00 1.06 0.04 0.05 78.92 00:40:01 5 19.27 0.00 1.26 0.54 0.05 78.88 00:40:01 6 14.66 0.00 1.11 0.10 0.04 84.10 00:40:01 7 16.29 0.00 0.95 0.02 0.04 82.70 00:50:01 all 34.99 0.00 1.35 0.12 0.08 63.46 00:50:01 0 33.19 0.00 1.18 0.01 0.07 65.55 00:50:01 1 37.97 0.00 1.72 0.02 0.08 60.22 00:50:01 2 35.22 0.00 1.57 0.17 0.08 62.96 00:50:01 3 33.11 0.00 1.33 0.25 0.07 65.24 00:50:01 4 38.80 0.01 1.14 0.03 0.08 59.93 00:50:01 5 33.24 0.00 1.33 0.08 0.07 65.28 00:50:01 6 32.79 0.00 1.15 0.01 0.08 65.97 00:50:01 7 35.64 0.00 1.42 0.36 0.08 62.51 01:00:01 all 13.63 0.00 2.07 0.31 0.04 83.95 01:00:01 0 6.35 0.00 0.67 0.10 0.03 92.85 01:00:01 1 16.34 0.00 3.32 0.74 0.05 79.55 01:00:01 2 14.38 0.00 2.24 0.06 0.04 83.28 01:00:01 3 8.32 0.00 0.96 0.46 0.03 90.23 01:00:01 4 29.57 0.00 5.30 0.23 0.06 64.84 01:00:01 5 14.10 0.00 1.80 0.53 0.04 83.53 01:00:01 6 9.92 0.00 1.03 0.16 0.04 88.85 01:00:01 7 10.20 0.00 1.32 0.17 0.04 88.27 Average: all 11.21 0.00 0.76 0.10 0.03 87.90 Average: 0 9.57 0.00 0.49 0.09 0.03 89.83 Average: 1 12.34 0.00 1.01 0.14 0.03 86.48 Average: 2 11.68 0.00 0.84 0.05 0.04 87.39 Average: 3 10.45 0.00 0.59 0.13 0.03 88.80 Average: 4 14.68 0.00 1.26 0.05 0.04 83.97 Average: 5 11.10 0.00 0.74 0.21 0.03 87.93 Average: 6 9.54 0.00 0.55 0.05 0.03 89.84 Average: 7 10.34 0.00 0.62 0.09 0.03 88.93