---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2580 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: 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 25G 131G 16% / 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 861 12331 4 18899 30763 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:95:3b:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.229/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83938sec preferred_lft 83938sec inet6 fe80::f816:3eff:fe95:3b4f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:d7:7d:4c:af:02 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::20d7:7dff:fe4c:af02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2580) 03/17/26 _x86_64_ (8 CPU) 15:07:21 LINUX RESTART (8 CPU) 15:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:00 411.15 1.02 403.56 6.56 53.52 39854.32 45453.48 15:30:01 248.28 0.43 238.37 9.48 17.08 28723.81 47040.71 15:40:09 8.50 0.12 8.04 0.34 5.15 348.30 3630.97 Average: 220.87 0.52 214.91 5.44 25.02 22804.37 31869.09 15:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:00 15761992 28479576 3763200 11.45 397360 11881984 3936428 11.61 3132324 12747136 132 15:30:01 3520220 22911228 9242152 28.12 597880 17905692 15484020 45.66 4842040 20828380 252 15:40:09 1632268 21091524 11059832 33.65 599092 17966344 16562944 48.84 4901744 22614172 892 Average: 6971493 24160776 8021728 24.41 531444 15918007 11994464 35.37 4292036 18729896 425 15:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:00 lo 0.48 0.48 0.08 0.08 0.00 0.00 0.00 0.00 15:20:00 ens3 283.74 163.95 1913.13 51.38 0.00 0.00 0.00 0.00 15:20:00 docker0 19.67 36.44 1.14 578.28 0.00 0.00 0.00 0.00 15:30:01 lo 0.59 0.59 0.09 0.09 0.00 0.00 0.00 0.00 15:30:01 ens3 149.51 97.23 1887.91 23.65 0.00 0.00 0.00 0.00 15:30:01 docker0 12.45 17.59 0.69 213.07 0.00 0.00 0.00 0.00 15:30:01 br-7dd7830ecdad 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 15:30:01 veth625ae23 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:30:01 veth9ed31cd 6.62 6.35 4.46 1.28 0.00 0.00 0.00 0.00 15:30:01 veth47a8d79 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:30:01 veth0aeea8f 0.12 0.19 0.01 0.01 0.00 0.00 0.00 0.00 15:30:01 vethbc760b6 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 15:30:01 vethed9e3eb 0.96 0.98 0.11 0.92 0.00 0.00 0.00 0.00 15:30:01 veth7106494 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 vethc484bd3 0.48 0.47 0.06 0.60 0.00 0.00 0.00 0.00 15:40:09 lo 4.61 4.61 18.91 18.91 0.00 0.00 0.00 0.00 15:40:09 ens3 9.14 6.01 3.34 3.99 0.00 0.00 0.00 0.00 15:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 br-7dd7830ecdad 2.43 2.33 18.34 0.61 0.00 0.00 0.00 0.00 15:40:09 veth625ae23 0.22 0.20 0.02 0.08 0.00 0.00 0.00 0.00 15:40:09 veth9ed31cd 211.86 227.69 152.48 107.48 0.00 0.00 0.00 0.01 15:40:09 veth47a8d79 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 veth0aeea8f 0.52 0.32 0.08 0.40 0.00 0.00 0.00 0.00 15:40:09 vethbc760b6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:09 vethed9e3eb 115.00 107.17 86.46 58.11 0.00 0.00 0.00 0.01 15:40:09 vethc484bd3 119.54 110.99 54.59 97.81 0.00 0.00 0.00 0.01 Average: lo 1.91 1.91 6.44 6.44 0.00 0.00 0.00 0.00 Average: ens3 146.24 88.37 1260.18 26.12 0.00 0.00 0.00 0.00 Average: docker0 10.62 17.85 0.61 261.15 0.00 0.00 0.00 0.00 Average: br-7dd7830ecdad 0.92 0.87 6.19 0.21 0.00 0.00 0.00 0.00 Average: veth625ae23 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth9ed31cd 73.71 78.96 52.95 36.70 0.00 0.00 0.00 0.00 Average: veth47a8d79 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0aeea8f 0.21 0.17 0.03 0.14 0.00 0.00 0.00 0.00 Average: vethbc760b6 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethed9e3eb 39.13 36.50 29.21 19.92 0.00 0.00 0.00 0.00 Average: vethc484bd3 40.50 37.61 18.44 33.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2580) 03/17/26 _x86_64_ (8 CPU) 15:07:21 LINUX RESTART (8 CPU) 15:10:08 CPU %user %nice %system %iowait %steal %idle 15:20:00 all 19.72 0.00 3.24 2.03 0.08 74.94 15:20:00 0 17.61 0.00 3.27 1.40 0.07 77.65 15:20:00 1 20.69 0.00 4.06 1.82 0.08 73.35 15:20:00 2 19.45 0.00 3.39 2.26 0.08 74.82 15:20:00 3 20.38 0.00 2.71 1.50 0.07 75.33 15:20:00 4 18.54 0.00 3.14 1.73 0.07 76.52 15:20:00 5 21.50 0.00 3.09 2.32 0.07 73.01 15:20:00 6 19.58 0.00 3.01 2.64 0.08 74.70 15:20:00 7 20.02 0.00 3.25 2.54 0.07 74.12 15:30:01 all 17.43 0.02 2.55 1.60 0.08 78.31 15:30:01 0 14.05 0.02 2.27 1.40 0.08 82.19 15:30:01 1 17.55 0.04 2.87 1.71 0.08 77.76 15:30:01 2 18.23 0.03 2.85 1.62 0.08 77.19 15:30:01 3 17.53 0.02 2.61 2.26 0.08 77.49 15:30:01 4 26.51 0.02 2.67 1.54 0.09 69.18 15:30:01 5 14.25 0.02 2.12 1.02 0.07 82.51 15:30:01 6 15.60 0.02 2.57 1.77 0.09 79.95 15:30:01 7 15.76 0.03 2.47 1.47 0.08 80.20 15:40:09 all 7.98 0.00 1.02 0.14 0.07 90.79 15:40:09 0 8.01 0.00 0.97 0.03 0.07 90.91 15:40:09 1 8.15 0.00 1.05 0.55 0.07 90.18 15:40:09 2 7.72 0.00 0.98 0.06 0.07 91.18 15:40:09 3 8.08 0.00 1.03 0.22 0.07 90.60 15:40:09 4 7.59 0.00 1.10 0.06 0.06 91.18 15:40:09 5 7.70 0.00 0.94 0.07 0.06 91.23 15:40:09 6 8.79 0.00 1.06 0.07 0.07 90.02 15:40:09 7 7.81 0.00 1.04 0.02 0.06 91.06 Average: all 15.00 0.01 2.26 1.25 0.07 81.41 Average: 0 13.18 0.01 2.16 0.94 0.07 83.64 Average: 1 15.41 0.01 2.65 1.35 0.08 80.50 Average: 2 15.09 0.01 2.40 1.30 0.08 81.13 Average: 3 15.28 0.01 2.11 1.32 0.08 81.20 Average: 4 17.52 0.01 2.30 1.11 0.08 79.00 Average: 5 14.43 0.01 2.04 1.13 0.07 82.33 Average: 6 14.61 0.01 2.20 1.48 0.08 81.62 Average: 7 14.48 0.01 2.24 1.33 0.07 81.86