---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4227 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 137G 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 755 19729 4 11607 30869 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:ea:21:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.113/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84846sec preferred_lft 84846sec inet6 fe80::f816:3eff:feea:213d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:f6:3b:a8:bd:84 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::b4f6:3bff:fea8:bd84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4227) 03/23/26 _x86_64_ (8 CPU) 13:09:22 LINUX RESTART (8 CPU) 13:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:10 3.96 0.42 3.31 0.22 402.51 3167.72 282.62 13:30:21 160.76 5.28 147.59 7.88 640.72 33837.13 6714.52 Average: 83.04 2.87 76.08 4.09 522.66 18636.77 3526.75 13:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:10 29926788 31775208 608364 1.85 63192 2122596 1531520 4.52 319156 2329672 32 13:30:21 14873808 26533504 5683540 17.29 223504 11380036 15347024 45.26 1715904 15338380 556 Average: 22400298 29154356 3145952 9.57 143348 6751316 8439272 24.89 1017530 8834026 294 13:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:10 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 13:20:10 ens3 13.46 9.18 129.42 0.86 0.00 0.00 0.00 0.00 13:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:21 lo 1.92 1.92 0.19 0.19 0.00 0.00 0.00 0.00 13:30:21 ens3 191.03 115.63 4652.05 13.81 0.00 0.00 0.00 0.00 13:30:21 docker0 4.00 5.86 0.37 135.85 0.00 0.00 0.00 0.00 13:30:21 br-1acaaaa9e737 1.05 2.09 0.08 34.86 0.00 0.00 0.00 0.00 13:30:21 veth709f722 0.60 0.97 0.09 0.12 0.00 0.00 0.00 0.00 13:30:21 vethd8a08df 0.37 0.52 0.04 1.02 0.00 0.00 0.00 0.00 13:30:21 vethad9de7e 0.98 1.25 0.46 0.87 0.00 0.00 0.00 0.00 13:30:21 vethe042579 56.76 59.58 12.24 8.10 0.00 0.00 0.00 0.00 13:30:21 veth939ece5 0.00 0.16 0.00 0.01 0.00 0.00 0.00 0.00 13:30:21 veth0d45085 32.10 23.21 4.08 3.58 0.00 0.00 0.00 0.00 13:30:21 veth0dd4746 0.90 2.22 0.08 34.86 0.00 0.00 0.00 0.00 13:30:21 veth4ef0d53 3.94 5.58 0.68 0.74 0.00 0.00 0.00 0.00 13:30:21 veth97019a3 3.92 5.57 0.61 0.74 0.00 0.00 0.00 0.00 13:30:21 vethfb402c0 4.07 5.71 0.75 0.76 0.00 0.00 0.00 0.00 13:30:21 vetha9e3f55 19.09 19.12 3.09 4.39 0.00 0.00 0.00 0.00 13:30:21 vethfa55b63 3.78 5.33 0.67 0.80 0.00 0.00 0.00 0.00 13:30:21 veth23f80e4 14.09 15.41 2.02 3.10 0.00 0.00 0.00 0.00 13:30:21 vethb5aca92 2.67 3.54 0.39 0.31 0.00 0.00 0.00 0.00 13:30:21 veth1cf6744 25.67 25.87 5.02 5.29 0.00 0.00 0.00 0.00 13:30:21 veth01abe59 0.97 0.85 0.43 0.99 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 103.02 62.87 2410.55 7.39 0.00 0.00 0.00 0.00 Average: docker0 2.02 2.96 0.19 68.52 0.00 0.00 0.00 0.00 Average: br-1acaaaa9e737 0.53 1.06 0.04 17.58 0.00 0.00 0.00 0.00 Average: veth709f722 0.30 0.49 0.05 0.06 0.00 0.00 0.00 0.00 Average: vethd8a08df 0.19 0.26 0.02 0.51 0.00 0.00 0.00 0.00 Average: vethad9de7e 0.49 0.63 0.23 0.44 0.00 0.00 0.00 0.00 Average: vethe042579 28.63 30.05 6.17 4.09 0.00 0.00 0.00 0.00 Average: veth939ece5 0.00 0.08 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0d45085 16.19 11.71 2.06 1.80 0.00 0.00 0.00 0.00 Average: veth0dd4746 0.45 1.12 0.04 17.58 0.00 0.00 0.00 0.00 Average: veth4ef0d53 1.99 2.81 0.34 0.37 0.00 0.00 0.00 0.00 Average: veth97019a3 1.98 2.81 0.31 0.37 0.00 0.00 0.00 0.00 Average: vethfb402c0 2.05 2.88 0.38 0.38 0.00 0.00 0.00 0.00 Average: vetha9e3f55 9.63 9.64 1.56 2.21 0.00 0.00 0.00 0.00 Average: vethfa55b63 1.91 2.69 0.34 0.40 0.00 0.00 0.00 0.00 Average: veth23f80e4 7.10 7.77 1.02 1.56 0.00 0.00 0.00 0.00 Average: vethb5aca92 1.35 1.78 0.20 0.16 0.00 0.00 0.00 0.00 Average: veth1cf6744 12.95 13.05 2.53 2.67 0.00 0.00 0.00 0.00 Average: veth01abe59 0.49 0.43 0.22 0.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4227) 03/23/26 _x86_64_ (8 CPU) 13:09:22 LINUX RESTART (8 CPU) 13:10:09 CPU %user %nice %system %iowait %steal %idle 13:20:10 all 0.23 0.00 0.06 0.03 0.01 99.67 13:20:10 0 0.17 0.00 0.08 0.06 0.01 99.69 13:20:10 1 0.17 0.00 0.07 0.02 0.01 99.73 13:20:10 2 0.16 0.00 0.07 0.00 0.01 99.76 13:20:10 3 0.24 0.00 0.11 0.02 0.00 99.62 13:20:10 4 0.20 0.00 0.03 0.01 0.00 99.75 13:20:10 5 0.23 0.00 0.06 0.01 0.01 99.69 13:20:10 6 0.19 0.00 0.04 0.00 0.00 99.77 13:20:10 7 0.46 0.00 0.06 0.11 0.00 99.37 13:30:21 all 13.54 0.00 2.59 1.15 0.09 82.64 13:30:21 0 12.15 0.00 2.65 0.93 0.09 84.19 13:30:21 1 12.89 0.00 2.55 1.07 0.09 83.39 13:30:21 2 13.29 0.00 2.64 1.43 0.09 82.55 13:30:21 3 14.46 0.00 2.81 1.36 0.09 81.28 13:30:21 4 16.14 0.00 2.69 1.44 0.09 79.63 13:30:21 5 13.47 0.00 2.51 1.12 0.10 82.81 13:30:21 6 13.39 0.00 2.47 0.84 0.07 83.22 13:30:21 7 12.51 0.00 2.38 1.00 0.08 84.02 Average: all 6.93 0.00 1.33 0.59 0.05 91.10 Average: 0 6.20 0.00 1.37 0.50 0.05 91.88 Average: 1 6.57 0.00 1.32 0.55 0.05 91.51 Average: 2 6.77 0.00 1.36 0.72 0.05 91.10 Average: 3 7.40 0.00 1.47 0.70 0.05 90.39 Average: 4 8.22 0.00 1.37 0.73 0.05 89.62 Average: 5 6.89 0.00 1.29 0.57 0.05 91.20 Average: 6 6.83 0.00 1.27 0.42 0.04 91.44 Average: 7 6.51 0.00 1.23 0.56 0.04 91.66