---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1120 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 27G 129G 18% / 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 874 10847 4 20370 30750 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:c6:f5:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.164/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83991sec preferred_lft 83991sec inet6 fe80::f816:3eff:fec6:f5fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:41:82:e2:b7:03 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::2441:82ff:fee2:b703/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1120) 03/11/26 _x86_64_ (8 CPU) 09:16:19 LINUX RESTART (8 CPU) 09:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 496.06 0.89 485.85 9.32 49.70 58590.14 153870.80 09:40:02 241.02 0.31 230.83 9.88 14.09 24778.97 38905.38 09:50:12 10.40 0.31 9.77 0.32 9.42 414.94 1724.77 Average: 246.86 0.50 239.90 6.46 24.22 27653.78 64120.07 09:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 11474924 28156760 4062332 12.36 517328 15457308 3907932 11.52 4452568 15425204 700744 09:40:02 261556 22278196 9864940 30.02 619856 20414188 14983136 44.18 5781484 23013352 464 09:50:12 253460 21329712 10813484 32.91 594568 19514132 15918428 46.94 5639152 23200316 1092 Average: 3996647 23921556 8246919 25.10 577251 18461876 11603165 34.22 5291068 20546291 234100 09:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 09:30:01 ens3 247.97 146.08 2366.49 32.17 0.00 0.00 0.00 0.00 09:30:01 docker0 24.59 40.94 1.42 691.99 0.00 0.00 0.00 0.00 09:40:02 lo 0.53 0.53 0.08 0.08 0.00 0.00 0.00 0.00 09:40:02 ens3 102.42 73.08 1465.61 18.47 0.00 0.00 0.00 0.00 09:40:02 docker0 12.22 16.92 0.67 213.26 0.00 0.00 0.00 0.00 09:40:02 br-ea238fa138a9 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:40:02 vethbd4f481 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:40:02 veth0a662c7 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:40:02 vethb3137a7 0.31 0.34 0.03 0.13 0.00 0.00 0.00 0.00 09:40:02 vetha6349d4 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:40:02 veth2abba49 14.52 14.78 5.58 2.73 0.00 0.00 0.00 0.00 09:40:02 vethcee2e00 9.30 8.97 1.69 1.97 0.00 0.00 0.00 0.00 09:40:02 vethf2d2bb8 0.13 0.20 0.26 0.04 0.00 0.00 0.00 0.00 09:40:02 vethf0d8eb9 1.07 0.90 0.14 0.99 0.00 0.00 0.00 0.00 09:50:12 lo 6.70 6.70 31.66 31.66 0.00 0.00 0.00 0.00 09:50:12 ens3 12.07 8.11 3.86 4.23 0.00 0.00 0.00 0.00 09:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 br-ea238fa138a9 3.63 3.52 30.93 0.80 0.00 0.00 0.00 0.00 09:50:12 vethbd4f481 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 veth0a662c7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:12 vethb3137a7 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 09:50:12 vetha6349d4 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 09:50:12 veth2abba49 275.16 296.14 210.45 141.06 0.00 0.00 0.00 0.02 09:50:12 vethcee2e00 128.53 119.06 107.16 69.95 0.00 0.00 0.00 0.01 09:50:12 vethf0d8eb9 175.59 163.53 80.43 144.35 0.00 0.00 0.00 0.01 Average: lo 2.59 2.59 10.75 10.75 0.00 0.00 0.00 0.00 Average: ens3 119.71 75.10 1267.45 18.16 0.00 0.00 0.00 0.00 Average: docker0 12.16 19.09 0.69 298.50 0.00 0.00 0.00 0.00 Average: br-ea238fa138a9 1.33 1.28 10.46 0.28 0.00 0.00 0.00 0.00 Average: vethbd4f481 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0a662c7 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb3137a7 0.24 0.18 0.03 0.16 0.00 0.00 0.00 0.00 Average: vetha6349d4 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth2abba49 97.88 105.06 73.02 48.61 0.00 0.00 0.00 0.01 Average: vethcee2e00 46.56 43.24 36.80 24.31 0.00 0.00 0.00 0.00 Average: vethf0d8eb9 59.73 55.59 27.24 49.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1120) 03/11/26 _x86_64_ (8 CPU) 09:16:19 LINUX RESTART (8 CPU) 09:20:09 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 17.57 0.00 3.98 1.50 0.06 76.89 09:30:01 0 18.20 0.00 3.64 0.96 0.07 77.14 09:30:01 1 17.62 0.00 4.28 2.10 0.06 75.94 09:30:01 2 21.45 0.00 3.80 1.06 0.07 73.62 09:30:01 3 17.70 0.00 4.37 2.46 0.07 75.41 09:30:01 4 14.53 0.00 3.34 1.53 0.06 80.54 09:30:01 5 19.57 0.00 4.69 1.39 0.06 74.30 09:30:01 6 19.26 0.00 4.47 1.50 0.06 74.70 09:30:01 7 12.30 0.00 3.24 0.99 0.05 83.41 09:40:02 all 17.09 0.02 2.13 0.75 0.07 79.93 09:40:02 0 16.14 0.02 2.37 0.96 0.07 80.44 09:40:02 1 15.82 0.01 1.95 0.98 0.08 81.16 09:40:02 2 16.32 0.02 2.14 0.50 0.07 80.93 09:40:02 3 23.37 0.01 2.35 0.95 0.08 73.24 09:40:02 4 16.77 0.03 2.03 0.55 0.06 80.56 09:40:02 5 17.08 0.02 2.49 0.76 0.07 79.57 09:40:02 6 16.55 0.05 1.96 0.80 0.07 80.58 09:40:02 7 14.66 0.02 1.74 0.52 0.07 83.00 09:50:12 all 7.54 0.00 1.04 0.98 0.07 90.37 09:50:12 0 7.10 0.00 1.12 1.26 0.07 90.45 09:50:12 1 7.39 0.00 1.19 3.02 0.07 88.33 09:50:12 2 8.18 0.00 1.16 0.99 0.08 89.59 09:50:12 3 7.06 0.00 1.01 0.50 0.07 91.36 09:50:12 4 9.06 0.00 1.04 1.15 0.07 88.68 09:50:12 5 7.13 0.00 0.97 0.26 0.07 91.57 09:50:12 6 7.46 0.00 0.90 0.50 0.06 91.07 09:50:12 7 6.92 0.00 0.96 0.12 0.06 91.94 Average: all 14.03 0.01 2.37 1.07 0.07 82.45 Average: 0 13.76 0.01 2.36 1.06 0.07 82.73 Average: 1 13.57 0.00 2.46 2.04 0.07 81.86 Average: 2 15.27 0.01 2.36 0.85 0.07 81.44 Average: 3 16.01 0.00 2.56 1.29 0.07 80.06 Average: 4 13.43 0.01 2.13 1.07 0.07 83.29 Average: 5 14.54 0.01 2.70 0.80 0.07 81.89 Average: 6 14.37 0.02 2.43 0.93 0.07 82.20 Average: 7 11.28 0.01 1.97 0.54 0.06 86.15