---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19838 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 28G 128G 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 877 13012 3 18202 30727 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:38:60:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.17/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83202sec preferred_lft 83202sec inet6 fe80::f816:3eff:fe38:60de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:89:31:85:02:96 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::cc89:31ff:fe85:296/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-19838) 02/24/26 _x86_64_ (8 CPU) 15:00:04 LINUX RESTART (8 CPU) 15:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:03 273.27 0.38 264.16 8.73 16.67 51092.76 55194.78 15:30:01 53.78 0.48 50.24 3.06 11.28 3557.03 2868.05 15:40:04 23.89 0.16 21.72 2.01 18.20 4120.84 6448.77 15:50:04 15.56 0.59 13.87 1.10 16.24 2741.55 4198.64 Average: 91.48 0.40 87.36 3.72 15.61 15358.13 17160.26 15:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:03 3056772 25256292 6894136 20.98 607912 20627492 10551288 31.11 5971512 20098896 12552 15:30:01 328984 20842956 11248308 34.23 594136 19011828 16695080 49.23 6135208 22616672 12900 15:40:04 392104 20008976 12032884 36.62 588624 18193584 17619804 51.96 5960884 22732368 10928 15:50:04 1119200 20451268 11620940 35.36 587340 17891040 16935488 49.94 5855204 22119232 41308 Average: 1224265 21639873 10449067 31.80 594503 18930986 15450415 45.56 5980702 21891792 19422 15:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:03 lo 0.58 0.58 0.11 0.11 0.00 0.00 0.00 0.00 15:20:03 ens3 198.61 133.34 2458.90 29.12 0.00 0.00 0.00 0.00 15:20:03 docker0 30.97 44.45 1.68 485.86 0.00 0.00 0.00 0.00 15:20:03 br-20cdf1b4f0e6 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 15:20:03 veth0fde503 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 15:20:03 veth989eba1 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 15:20:03 vetha329937 0.04 0.08 0.00 0.00 0.00 0.00 0.00 0.00 15:20:03 veth56b4e8f 0.06 0.09 0.00 0.01 0.00 0.00 0.00 0.00 15:20:03 veth331fe14 0.03 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 4.49 4.49 10.08 10.08 0.00 0.00 0.00 0.00 15:30:01 ens3 6.50 3.86 8.87 1.63 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 br-20cdf1b4f0e6 3.67 4.23 1.68 15.36 0.00 0.00 0.00 0.00 15:30:01 veth0fde503 0.00 0.06 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 veth989eba1 5.69 6.36 1.54 55.99 0.00 0.00 0.00 0.00 15:30:01 vetha329937 3.63 4.03 40.91 16.92 0.00 0.00 0.00 0.00 15:30:01 veth56b4e8f 86.32 91.46 46.21 42.98 0.00 0.00 0.00 0.00 15:30:01 veth331fe14 2.53 2.00 16.83 4.06 0.00 0.00 0.00 0.00 15:30:01 veth7da5185 77.99 73.30 55.17 35.44 0.00 0.00 0.00 0.00 15:30:01 veth0b3a441 12.57 11.33 4.75 9.61 0.00 0.00 0.00 0.00 15:40:04 lo 33.78 33.78 139.91 139.91 0.00 0.00 0.00 0.00 15:40:04 ens3 8.60 6.75 24.46 1.51 0.00 0.00 0.00 0.00 15:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:04 br-20cdf1b4f0e6 23.65 28.50 26.31 138.26 0.00 0.00 0.00 0.00 15:40:04 veth0fde503 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 15:40:04 veth989eba1 34.83 39.94 26.65 342.55 0.00 0.00 0.00 0.03 15:40:04 vetha329937 19.68 21.47 206.38 123.19 0.00 0.00 0.00 0.02 15:40:04 veth56b4e8f 64.39 70.70 44.63 24.90 0.00 0.00 0.00 0.00 15:40:04 veth331fe14 14.27 12.46 123.07 55.14 0.00 0.00 0.00 0.01 15:40:04 veth7da5185 37.24 33.97 64.04 16.09 0.00 0.00 0.00 0.01 15:40:04 veth0b3a441 40.43 37.18 16.51 31.03 0.00 0.00 0.00 0.00 15:50:04 lo 31.25 31.25 144.03 144.03 0.00 0.00 0.00 0.00 15:50:04 ens3 4.29 3.04 7.90 2.42 0.00 0.00 0.00 0.00 15:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:04 br-20cdf1b4f0e6 25.76 29.98 31.76 120.60 0.00 0.00 0.00 0.00 15:50:04 veth0fde503 0.06 0.06 0.01 0.02 0.00 0.00 0.00 0.00 15:50:04 veth989eba1 33.49 38.02 32.36 241.40 0.00 0.00 0.00 0.02 15:50:04 vetha329937 14.77 16.09 122.56 98.59 0.00 0.00 0.00 0.01 15:50:04 veth56b4e8f 69.60 75.99 49.95 24.57 0.00 0.00 0.00 0.00 15:50:04 veth331fe14 12.82 11.46 98.85 72.50 0.00 0.00 0.00 0.01 15:50:04 veth7da5185 45.32 42.15 80.77 23.69 0.00 0.00 0.00 0.01 15:50:04 veth0b3a441 38.07 34.58 16.51 28.72 0.00 0.00 0.00 0.00 Average: lo 17.57 17.57 73.74 73.74 0.00 0.00 0.00 0.00 Average: ens3 54.42 36.69 623.98 8.66 0.00 0.00 0.00 0.00 Average: docker0 7.73 11.09 0.42 121.25 0.00 0.00 0.00 0.00 Average: br-20cdf1b4f0e6 13.35 15.76 14.98 68.76 0.00 0.00 0.00 0.00 Average: veth0fde503 0.05 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth989eba1 18.55 21.15 15.18 160.46 0.00 0.00 0.00 0.01 Average: vetha329937 9.55 10.44 92.74 59.85 0.00 0.00 0.00 0.01 Average: veth56b4e8f 55.10 59.57 35.22 23.11 0.00 0.00 0.00 0.00 Average: veth331fe14 7.43 6.51 59.86 33.01 0.00 0.00 0.00 0.00 Average: veth7da5185 40.11 37.32 50.03 18.79 0.00 0.00 0.00 0.00 Average: veth0b3a441 22.82 20.82 9.46 17.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-19838) 02/24/26 _x86_64_ (8 CPU) 15:00:04 LINUX RESTART (8 CPU) 15:10:04 CPU %user %nice %system %iowait %steal %idle 15:20:03 all 16.72 0.00 2.96 2.11 0.07 78.13 15:20:03 0 15.04 0.00 2.55 2.43 0.07 79.91 15:20:03 1 14.20 0.00 2.93 1.60 0.06 81.20 15:20:03 2 15.84 0.00 2.94 2.15 0.08 79.00 15:20:03 3 19.43 0.01 2.86 1.95 0.07 75.68 15:20:03 4 19.44 0.00 3.18 1.55 0.07 75.77 15:20:03 5 19.97 0.00 3.20 2.65 0.07 74.11 15:20:03 6 16.61 0.00 2.78 2.46 0.06 78.08 15:20:03 7 13.25 0.00 3.28 2.11 0.06 81.30 15:30:01 all 9.42 0.02 0.92 0.36 0.07 89.22 15:30:01 0 7.86 0.03 0.87 0.33 0.06 90.86 15:30:01 1 8.56 0.03 1.01 0.27 0.08 90.05 15:30:01 2 10.12 0.02 1.01 0.38 0.07 88.41 15:30:01 3 8.91 0.02 0.80 0.17 0.07 90.04 15:30:01 4 10.18 0.03 0.94 0.76 0.07 88.01 15:30:01 5 9.69 0.02 0.79 0.40 0.06 89.04 15:30:01 6 9.79 0.02 0.83 0.17 0.06 89.12 15:30:01 7 10.23 0.01 1.08 0.40 0.07 88.21 15:40:04 all 9.68 0.00 1.96 0.26 0.10 87.99 15:40:04 0 7.65 0.00 1.76 0.06 0.08 90.44 15:40:04 1 11.17 0.00 2.04 0.32 0.09 86.39 15:40:04 2 10.28 0.01 1.98 0.22 0.10 87.41 15:40:04 3 9.72 0.00 2.04 0.21 0.10 87.93 15:40:04 4 9.39 0.00 1.95 0.48 0.09 88.09 15:40:04 5 9.52 0.00 2.00 0.40 0.09 87.98 15:40:04 6 10.66 0.01 2.07 0.25 0.10 86.90 15:40:04 7 9.04 0.00 1.87 0.15 0.14 88.81 15:50:04 all 7.44 0.00 1.82 0.51 0.09 90.14 15:50:04 0 7.22 0.00 2.11 0.56 0.10 90.01 15:50:04 1 7.63 0.01 1.72 0.26 0.09 90.29 15:50:04 2 7.67 0.00 1.70 0.34 0.09 90.19 15:50:04 3 8.22 0.01 1.96 0.61 0.09 89.12 15:50:04 4 7.19 0.00 1.68 0.82 0.09 90.22 15:50:04 5 6.97 0.00 1.90 0.82 0.09 90.21 15:50:04 6 7.65 0.00 1.74 0.15 0.09 90.37 15:50:04 7 6.97 0.00 1.75 0.50 0.09 90.69 Average: all 10.81 0.01 1.92 0.81 0.08 86.37 Average: 0 9.44 0.01 1.82 0.85 0.08 87.81 Average: 1 10.39 0.01 1.93 0.61 0.08 86.98 Average: 2 10.98 0.01 1.91 0.77 0.08 86.25 Average: 3 11.57 0.01 1.91 0.74 0.08 85.69 Average: 4 11.54 0.01 1.94 0.90 0.08 85.53 Average: 5 11.53 0.01 1.97 1.07 0.08 85.35 Average: 6 11.18 0.01 1.86 0.76 0.08 86.12 Average: 7 9.87 0.00 2.00 0.79 0.09 87.26