---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8299 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 29G 127G 19% / 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 855 8080 4 23156 30769 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:d7:d4:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.110/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83242sec preferred_lft 83242sec inet6 fe80::f816:3eff:fed7:d4f2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:37:2a:23:6f:74 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::9437:2aff:fe23:6f74/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8299) 05/05/26 _x86_64_ (8 CPU) 07:57:51 LINUX RESTART (8 CPU) 08:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:02 102.03 0.28 99.19 2.56 36.15 11658.24 20116.94 08:20:02 2.51 0.21 2.28 0.01 2.15 176.31 24.85 08:30:02 2.54 0.00 2.54 0.00 0.00 276.86 0.00 08:40:00 309.13 0.16 298.07 10.90 6.63 63411.19 681078.45 08:50:20 259.95 1.06 244.98 13.90 21.50 38287.77 422874.36 Average: 135.97 0.35 130.09 5.53 13.33 22843.13 225936.37 08:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:02 26393772 31239628 1063116 3.24 163168 4880020 1704588 5.03 1761988 4174472 136 08:20:02 26345572 31240552 1062004 3.23 164380 4925436 1706572 5.03 1764236 4224432 52 08:30:02 26270348 31241616 1060836 3.23 165056 4998940 1706764 5.03 1764908 4300764 76 08:40:00 13830200 31078276 1172120 3.57 390244 16541452 1719292 5.07 7034116 10895916 33468 08:50:20 8282008 31515164 687220 2.09 559116 21920520 1357892 4.00 11851700 11166652 12988 Average: 20224380 31263047 1009059 3.07 288393 10653274 1639022 4.83 4835390 6952447 9344 08:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:02 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 08:10:02 ens3 95.95 60.98 998.27 387.93 0.00 0.00 0.00 0.00 08:10:02 docker0 38.37 62.98 2.11 617.60 0.00 0.00 0.00 0.00 08:10:02 veth4e41a63 32.34 46.10 2.15 222.15 0.00 0.00 0.00 0.02 08:20:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:20:02 ens3 12.86 8.07 76.68 1.43 0.00 0.00 0.00 0.00 08:20:02 docker0 6.85 11.25 0.41 75.91 0.00 0.00 0.00 0.00 08:20:02 veth4e41a63 6.85 11.25 0.50 75.91 0.00 0.00 0.00 0.01 08:30:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:30:02 ens3 43.45 29.15 125.30 3.00 0.00 0.00 0.00 0.00 08:30:02 docker0 28.06 36.38 1.46 124.73 0.00 0.00 0.00 0.00 08:30:02 veth4e41a63 28.06 36.38 1.84 124.73 0.00 0.00 0.00 0.01 08:40:00 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 08:40:00 ens3 124.61 87.49 1619.04 2289.11 0.00 0.00 0.00 0.00 08:40:00 docker0 1.98 2.18 0.11 4.60 0.00 0.00 0.00 0.00 08:50:20 lo 2.06 2.06 0.20 0.20 0.00 0.00 0.00 0.00 08:50:20 ens3 115.76 90.59 1079.45 1979.02 0.00 0.00 0.00 0.00 08:50:20 docker0 28.53 43.40 2.21 894.12 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 78.74 55.47 781.03 938.53 0.00 0.00 0.00 0.00 Average: docker0 20.82 31.33 1.27 347.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-8299) 05/05/26 _x86_64_ (8 CPU) 07:57:51 LINUX RESTART (8 CPU) 08:00:04 CPU %user %nice %system %iowait %steal %idle 08:10:02 all 1.80 0.00 0.81 0.16 0.02 97.20 08:10:02 0 1.84 0.00 0.81 0.12 0.02 97.22 08:10:02 1 2.11 0.00 0.88 0.27 0.03 96.71 08:10:02 2 1.90 0.00 0.82 0.29 0.03 96.96 08:10:02 3 2.34 0.00 0.90 0.16 0.02 96.59 08:10:02 4 1.45 0.00 0.86 0.14 0.03 97.51 08:10:02 5 1.63 0.00 0.71 0.07 0.03 97.56 08:10:02 6 1.90 0.00 0.76 0.12 0.02 97.20 08:10:02 7 1.25 0.00 0.73 0.14 0.02 97.86 08:20:02 all 0.06 0.00 0.03 0.01 0.01 99.89 08:20:02 0 0.03 0.00 0.03 0.02 0.02 99.90 08:20:02 1 0.14 0.00 0.03 0.00 0.02 99.81 08:20:02 2 0.02 0.00 0.02 0.00 0.01 99.94 08:20:02 3 0.04 0.00 0.04 0.01 0.01 99.90 08:20:02 4 0.04 0.00 0.02 0.00 0.01 99.93 08:20:02 5 0.12 0.00 0.06 0.00 0.01 99.82 08:20:02 6 0.03 0.00 0.01 0.00 0.01 99.95 08:20:02 7 0.09 0.00 0.03 0.01 0.01 99.87 08:30:02 all 0.08 0.00 0.04 0.01 0.01 99.86 08:30:02 0 0.12 0.00 0.06 0.01 0.01 99.80 08:30:02 1 0.06 0.00 0.04 0.00 0.02 99.89 08:30:02 2 0.21 0.00 0.04 0.00 0.02 99.73 08:30:02 3 0.07 0.00 0.09 0.01 0.02 99.82 08:30:02 4 0.01 0.00 0.02 0.03 0.01 99.94 08:30:02 5 0.06 0.00 0.06 0.00 0.01 99.87 08:30:02 6 0.03 0.00 0.02 0.00 0.01 99.94 08:30:02 7 0.07 0.00 0.04 0.01 0.02 99.87 08:40:00 all 8.02 0.00 2.96 1.04 0.05 87.92 08:40:00 0 8.81 0.00 2.91 0.60 0.05 87.62 08:40:00 1 8.79 0.00 3.03 0.60 0.06 87.51 08:40:00 2 10.27 0.00 3.18 1.43 0.06 85.06 08:40:00 3 7.63 0.00 2.85 1.36 0.05 88.12 08:40:00 4 7.14 0.00 2.87 1.53 0.05 88.41 08:40:00 5 6.38 0.00 2.57 0.47 0.05 90.53 08:40:00 6 7.77 0.00 3.11 1.11 0.05 87.96 08:40:00 7 7.36 0.00 3.20 1.22 0.06 88.16 08:50:20 all 13.83 0.00 4.03 0.51 0.06 81.57 08:50:20 0 10.68 0.00 3.68 0.30 0.06 85.29 08:50:20 1 14.42 0.00 4.18 0.47 0.07 80.86 08:50:20 2 15.09 0.00 4.36 0.30 0.07 80.18 08:50:20 3 12.71 0.00 3.97 0.61 0.07 82.64 08:50:20 4 18.44 0.00 4.78 0.59 0.07 76.11 08:50:20 5 14.39 0.00 4.18 1.04 0.07 80.32 08:50:20 6 12.15 0.00 3.53 0.51 0.06 83.76 08:50:20 7 12.72 0.00 3.58 0.25 0.06 83.39 Average: all 4.80 0.00 1.59 0.34 0.03 93.24 Average: 0 4.32 0.00 1.51 0.21 0.03 93.93 Average: 1 5.15 0.00 1.64 0.27 0.04 92.90 Average: 2 5.54 0.00 1.70 0.40 0.04 92.32 Average: 3 4.59 0.00 1.58 0.43 0.03 93.37 Average: 4 5.48 0.00 1.72 0.46 0.03 92.30 Average: 5 4.56 0.00 1.53 0.32 0.03 93.56 Average: 6 4.41 0.00 1.49 0.35 0.03 93.73 Average: 7 4.33 0.00 1.53 0.32 0.03 93.79