---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4866 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 869 13166 3 18056 30755 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:2f:d0:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.19/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84290sec preferred_lft 84290sec inet6 fe80::f816:3eff:fe2f:d0ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:e3:5e:3d:56:90 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::50e3:5eff:fe3d:5690/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4866) 04/09/26 _x86_64_ (8 CPU) 09:58:23 LINUX RESTART (8 CPU) 10:00:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 591.08 2.05 574.55 14.48 334.43 58173.68 94647.08 10:20:28 115.04 0.28 110.62 4.14 13.15 13527.36 9321.70 10:30:26 11.66 0.76 10.67 0.23 22.88 474.66 2573.17 Average: 235.65 1.02 228.42 6.21 120.74 23732.72 34820.75 10:00:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 9527276 25989344 6225832 18.95 529852 15204140 6365548 18.77 3857864 17943748 10884 10:20:28 538288 19856268 12296732 37.42 591332 17858996 18087988 53.34 4686920 23947392 648 10:30:26 263692 18907916 13244248 40.30 572352 17212292 19018668 56.08 4621856 24336640 372 Average: 3443085 21584509 10588937 32.22 564512 16758476 14490735 42.73 4388880 22075927 3968 10:00:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 0.55 0.55 0.11 0.11 0.00 0.00 0.00 0.00 10:10:00 ens3 560.45 325.88 3152.40 104.94 0.00 0.00 0.00 0.00 10:10:00 docker0 20.63 37.55 1.23 736.82 0.00 0.00 0.00 0.00 10:20:28 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 10:20:28 ens3 72.86 52.11 971.68 11.27 0.00 0.00 0.00 0.00 10:20:28 docker0 7.29 9.45 0.39 84.73 0.00 0.00 0.00 0.00 10:20:28 br-af80ff412af6 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 10:20:28 vethbefb23d 0.42 0.39 0.05 0.23 0.00 0.00 0.00 0.00 10:20:28 veth9a3e1df 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:20:28 veth9a31835 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 10:20:28 vethd068830 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:20:28 veth82bc3b0 64.92 68.10 27.63 33.76 0.00 0.00 0.00 0.00 10:20:28 vethab12684 64.10 60.37 45.53 24.59 0.00 0.00 0.00 0.00 10:20:28 veth9432905 0.94 1.71 1.12 12.72 0.00 0.00 0.00 0.00 10:20:28 vethe4737f2 2.02 1.60 0.27 1.54 0.00 0.00 0.00 0.00 10:30:26 lo 10.95 10.95 53.91 53.91 0.00 0.00 0.00 0.00 10:30:26 ens3 21.06 11.75 7.91 6.45 0.00 0.00 0.00 0.00 10:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:26 br-af80ff412af6 6.03 5.96 52.85 1.19 0.00 0.00 0.00 0.00 10:30:26 vethbefb23d 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 10:30:26 veth9a3e1df 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 10:30:26 veth9a31835 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:26 vethd068830 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:26 veth82bc3b0 320.63 346.11 265.40 153.90 0.00 0.00 0.00 0.02 10:30:26 vethab12684 106.93 98.77 96.32 69.95 0.00 0.00 0.00 0.01 10:30:26 vethe4737f2 247.98 230.83 113.67 199.47 0.00 0.00 0.00 0.02 Average: lo 3.97 3.97 17.82 17.82 0.00 0.00 0.00 0.00 Average: ens3 214.21 127.76 1362.68 40.11 0.00 0.00 0.00 0.00 Average: docker0 9.22 15.47 0.54 268.68 0.00 0.00 0.00 0.00 Average: br-af80ff412af6 2.09 2.05 17.42 0.40 0.00 0.00 0.00 0.00 Average: vethbefb23d 0.28 0.20 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth9a3e1df 0.09 0.11 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth9a31835 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd068830 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth82bc3b0 128.07 137.57 96.99 62.37 0.00 0.00 0.00 0.01 Average: vethab12684 57.38 53.41 47.47 31.54 0.00 0.00 0.00 0.00 Average: vethe4737f2 82.40 76.60 37.54 66.25 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4866) 04/09/26 _x86_64_ (8 CPU) 09:58:23 LINUX RESTART (8 CPU) 10:00:09 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 31.42 0.00 4.29 4.72 0.09 59.49 10:10:00 0 34.53 0.00 4.23 2.33 0.08 58.83 10:10:00 1 32.13 0.00 4.26 4.61 0.09 58.91 10:10:00 2 33.79 0.00 4.30 3.78 0.09 58.04 10:10:00 3 31.00 0.00 4.56 10.66 0.09 53.69 10:10:00 4 30.69 0.00 4.00 3.13 0.09 62.09 10:10:00 5 31.45 0.00 4.50 3.04 0.09 60.91 10:10:00 6 30.30 0.00 4.54 5.08 0.09 60.00 10:10:00 7 27.43 0.00 3.95 5.12 0.08 63.41 10:20:28 all 10.03 0.02 1.63 0.93 0.06 87.32 10:20:28 0 9.41 0.02 1.42 0.49 0.06 88.60 10:20:28 1 10.19 0.03 1.82 1.30 0.06 86.59 10:20:28 2 9.86 0.03 1.59 1.26 0.06 87.20 10:20:28 3 10.90 0.01 1.63 1.93 0.06 85.47 10:20:28 4 10.21 0.01 1.52 0.89 0.06 87.31 10:20:28 5 10.08 0.02 1.55 0.42 0.06 87.86 10:20:28 6 9.75 0.04 1.92 0.40 0.06 87.83 10:20:28 7 9.82 0.02 1.62 0.78 0.06 87.70 10:30:26 all 6.96 0.00 1.24 0.18 0.07 91.54 10:30:26 0 6.47 0.00 1.31 0.08 0.07 92.06 10:30:26 1 6.84 0.00 1.49 0.07 0.08 91.52 10:30:26 2 7.61 0.00 1.28 0.31 0.08 90.72 10:30:26 3 6.69 0.00 1.27 0.19 0.07 91.79 10:30:26 4 6.34 0.01 1.11 0.32 0.06 92.16 10:30:26 5 6.71 0.00 1.22 0.13 0.07 91.87 10:30:26 6 7.63 0.00 1.19 0.23 0.07 90.88 10:30:26 7 7.43 0.00 1.08 0.12 0.06 91.30 Average: all 15.98 0.01 2.37 1.92 0.07 79.65 Average: 0 16.62 0.01 2.30 0.95 0.07 80.05 Average: 1 16.23 0.01 2.51 1.97 0.08 79.20 Average: 2 16.91 0.01 2.37 1.77 0.08 78.86 Average: 3 16.06 0.00 2.46 4.20 0.07 77.20 Average: 4 15.59 0.01 2.19 1.43 0.07 80.71 Average: 5 15.92 0.01 2.40 1.18 0.07 80.42 Average: 6 15.73 0.01 2.53 1.86 0.07 79.78 Average: 7 14.77 0.01 2.20 1.98 0.07 80.98