---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1256 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 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 842 12272 4 18977 30782 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:fb:2e:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.24/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84494sec preferred_lft 84494sec inet6 fe80::f816:3eff:fefb:2eab/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:bd:1f:41:97:19 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::7cbd:1fff:fe41:9719/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1256) 05/19/26 _x86_64_ (8 CPU) 07:39:37 LINUX RESTART (8 CPU) 07:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 689.26 11.92 658.13 19.22 1521.78 70418.37 74167.05 08:00:25 78.22 0.38 75.19 2.64 16.17 8282.18 2606.43 08:10:05 37.63 0.01 11.46 26.16 0.36 456.58 475641.93 Average: 268.62 4.10 248.79 15.72 512.38 26455.19 178482.86 07:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 9683796 27973808 4231684 12.88 575812 16853644 4391600 12.95 4565928 16925800 1025096 08:00:25 1465832 20971860 11180452 34.02 593984 18024524 17047300 50.27 4892016 22798784 700 08:10:05 5624536 24756128 7398988 22.51 594372 17665132 11131856 32.83 4743220 18826672 144 Average: 5591388 24567265 7603708 23.14 588056 17514433 10856919 32.02 4733721 19517085 341980 07:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 0.92 0.92 0.10 0.10 0.00 0.00 0.00 0.00 07:50:01 ens3 498.57 329.56 4506.72 90.06 0.00 0.00 0.00 0.00 07:50:01 docker0 21.44 39.51 1.32 861.87 0.00 0.00 0.00 0.00 07:50:01 br-d431d7e1c8b4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:25 lo 1.94 1.94 3.81 3.81 0.00 0.00 0.00 0.00 08:00:25 ens3 11.45 7.22 207.24 1.82 0.00 0.00 0.00 0.00 08:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:25 br-d431d7e1c8b4 1.12 1.06 3.58 0.24 0.00 0.00 0.00 0.00 08:00:25 vethd6bfda3 0.12 0.20 0.01 0.03 0.00 0.00 0.00 0.00 08:00:25 veth8397532 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 08:00:25 vethefbcc6f 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:00:25 veth411f052 0.51 0.44 0.07 0.31 0.00 0.00 0.00 0.00 08:00:25 vethdbe533e 117.95 125.97 74.10 59.74 0.00 0.00 0.00 0.01 08:00:25 vethed304c3 82.51 76.80 57.03 39.22 0.00 0.00 0.00 0.00 08:00:25 vethf865ff4 42.81 39.65 19.10 34.24 0.00 0.00 0.00 0.00 08:10:05 lo 11.11 11.11 54.94 54.94 0.00 0.00 0.00 0.00 08:10:05 ens3 16.60 11.30 6.25 6.14 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 br-d431d7e1c8b4 6.17 6.11 53.99 1.09 0.00 0.00 0.00 0.00 08:10:05 vethd6bfda3 0.17 0.18 0.02 0.07 0.00 0.00 0.00 0.00 08:10:05 veth8397532 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 vethefbcc6f 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 veth411f052 0.41 0.21 0.07 0.34 0.00 0.00 0.00 0.00 08:10:05 vethdbe533e 292.25 315.63 236.25 135.43 0.00 0.00 0.00 0.02 Average: lo 4.55 4.55 19.01 19.01 0.00 0.00 0.00 0.00 Average: ens3 175.30 115.86 1574.16 32.59 0.00 0.00 0.00 0.00 Average: docker0 7.14 13.15 0.44 286.96 0.00 0.00 0.00 0.00 Average: br-d431d7e1c8b4 2.37 2.33 18.59 0.44 0.00 0.00 0.00 0.00 Average: vethd6bfda3 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth8397532 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethefbcc6f 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth411f052 0.31 0.22 0.05 0.21 0.00 0.00 0.00 0.00 Average: vethdbe533e 134.71 144.99 101.55 64.18 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1256) 05/19/26 _x86_64_ (8 CPU) 07:39:37 LINUX RESTART (8 CPU) 07:40:00 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 35.10 0.00 5.24 1.30 0.09 58.27 07:50:01 0 30.68 0.00 5.56 1.24 0.09 62.42 07:50:01 1 34.09 0.00 4.75 1.47 0.09 59.60 07:50:01 2 35.43 0.00 5.47 1.63 0.09 57.38 07:50:01 3 37.73 0.00 5.42 1.36 0.10 55.40 07:50:01 4 38.79 0.00 5.14 0.90 0.10 55.07 07:50:01 5 33.59 0.00 5.55 1.47 0.09 59.30 07:50:01 6 34.73 0.00 4.81 1.30 0.09 59.07 07:50:01 7 35.75 0.00 5.19 1.02 0.10 57.94 08:00:25 all 10.53 0.02 1.21 0.21 0.06 87.96 08:00:25 0 9.70 0.02 1.31 0.26 0.06 88.64 08:00:25 1 11.35 0.02 1.34 0.13 0.06 87.10 08:00:25 2 11.18 0.02 1.19 0.07 0.06 87.49 08:00:25 3 10.50 0.06 1.25 0.21 0.05 87.93 08:00:25 4 10.15 0.01 1.26 0.29 0.06 88.23 08:00:25 5 9.30 0.02 1.11 0.28 0.05 89.24 08:00:25 6 11.84 0.00 1.19 0.22 0.05 86.70 08:00:25 7 10.23 0.02 1.07 0.25 0.06 88.38 08:10:05 all 5.29 0.00 1.18 0.05 0.06 93.41 08:10:05 0 4.98 0.00 1.23 0.05 0.06 93.68 08:10:05 1 6.41 0.00 1.36 0.02 0.06 92.15 08:10:05 2 5.00 0.00 1.20 0.02 0.07 93.71 08:10:05 3 5.69 0.00 1.15 0.02 0.06 93.07 08:10:05 4 5.48 0.00 1.09 0.10 0.06 93.26 08:10:05 5 5.03 0.00 1.20 0.11 0.06 93.60 08:10:05 6 4.51 0.00 1.09 0.05 0.06 94.29 08:10:05 7 5.25 0.00 1.13 0.03 0.05 93.53 Average: all 17.03 0.01 2.54 0.52 0.07 79.82 Average: 0 15.18 0.01 2.70 0.52 0.07 81.52 Average: 1 17.36 0.01 2.48 0.54 0.07 79.54 Average: 2 17.27 0.01 2.62 0.57 0.07 79.45 Average: 3 18.03 0.02 2.61 0.53 0.07 78.74 Average: 4 18.20 0.00 2.50 0.44 0.08 78.79 Average: 5 16.01 0.01 2.61 0.62 0.07 80.68 Average: 6 17.10 0.00 2.36 0.52 0.07 79.95 Average: 7 17.12 0.01 2.46 0.44 0.07 79.91