---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19071 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 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 1024 8815 4 22251 30599 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:95:8c:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.64/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84177sec preferred_lft 84177sec inet6 fe80::f816:3eff:fe95:8ce2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:4b:11:43:77:96 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::4b:11ff:fe43:7796/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19071) 02/21/26 _x86_64_ (8 CPU) 20:29:21 LINUX RESTART (8 CPU) 20:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 432.58 5.71 419.57 7.30 975.31 44361.71 40352.96 20:50:39 186.56 0.26 179.61 6.68 3.89 30132.17 63025.59 21:00:09 3.53 0.00 3.42 0.11 0.00 370.72 1066.49 Average: 210.14 1.98 203.35 4.81 323.82 25445.96 35980.38 20:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 14555804 27944676 4297964 13.08 391672 12573104 4514872 13.31 3562152 13531408 152 20:50:39 7573756 27594628 4798984 14.60 567388 18404392 5239588 15.45 5676492 17922344 12 21:00:09 7314580 27575660 4937736 15.03 576740 18482104 5428996 16.01 5734060 18088456 16936 Average: 9814713 27704988 4678228 14.24 511933 16486533 5061152 14.92 4990901 16514069 5700 20:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 0.56 0.56 0.09 0.09 0.00 0.00 0.00 0.00 20:40:00 ens3 434.15 268.59 2621.40 77.90 0.00 0.00 0.00 0.00 20:40:00 docker0 10.48 21.71 0.63 459.37 0.00 0.00 0.00 0.00 20:50:39 lo 0.24 0.24 0.04 0.04 0.00 0.00 0.00 0.00 20:50:39 ens3 113.28 70.90 1262.77 13.76 0.00 0.00 0.00 0.00 20:50:39 docker0 29.33 43.09 1.68 557.10 0.00 0.00 0.00 0.00 20:50:39 veth15f4dbb 2.87 6.27 0.28 144.12 0.00 0.00 0.00 0.01 21:00:09 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:00:09 ens3 14.72 9.67 21.98 2.75 0.00 0.00 0.00 0.00 21:00:09 docker0 9.35 13.89 2.08 21.74 0.00 0.00 0.00 0.00 21:00:09 veth15f4dbb 9.35 13.90 2.21 21.74 0.00 0.00 0.00 0.00 Average: lo 0.30 0.30 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 188.26 116.94 1320.43 31.49 0.00 0.00 0.00 0.00 Average: docker0 16.80 26.81 1.46 355.87 0.00 0.00 0.00 0.00 Average: veth15f4dbb 3.97 6.60 0.79 57.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19071) 02/21/26 _x86_64_ (8 CPU) 20:29:21 LINUX RESTART (8 CPU) 20:30:03 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 22.93 0.00 3.22 0.89 0.07 72.89 20:40:00 0 27.27 0.00 3.15 0.88 0.07 68.62 20:40:00 1 20.26 0.00 3.45 1.01 0.07 75.21 20:40:00 2 22.59 0.00 2.76 0.80 0.07 73.79 20:40:00 3 20.33 0.00 3.65 0.65 0.07 75.31 20:40:00 4 24.94 0.00 2.70 1.03 0.07 71.27 20:40:00 5 23.75 0.00 3.13 0.58 0.06 72.47 20:40:00 6 18.80 0.00 3.45 1.04 0.07 76.64 20:40:00 7 25.47 0.00 3.44 1.17 0.07 69.85 20:50:39 all 16.22 0.00 2.02 0.81 0.05 80.90 20:50:39 0 18.14 0.00 1.69 1.18 0.06 78.93 20:50:39 1 14.24 0.00 2.25 0.59 0.06 82.86 20:50:39 2 15.06 0.00 2.43 0.60 0.05 81.85 20:50:39 3 16.35 0.00 2.17 0.68 0.05 80.75 20:50:39 4 25.42 0.00 2.04 0.95 0.05 71.54 20:50:39 5 12.64 0.00 1.57 0.72 0.04 85.02 20:50:39 6 12.51 0.00 2.19 1.16 0.04 84.10 20:50:39 7 15.39 0.00 1.84 0.58 0.04 82.14 21:00:09 all 11.99 0.00 0.27 0.01 0.02 87.70 21:00:09 0 30.88 0.00 0.38 0.00 0.04 68.70 21:00:09 1 0.96 0.00 0.18 0.01 0.02 98.82 21:00:09 2 55.29 0.00 0.82 0.01 0.04 43.84 21:00:09 3 0.45 0.00 0.06 0.00 0.02 99.47 21:00:09 4 0.43 0.00 0.14 0.00 0.01 99.42 21:00:09 5 2.93 0.00 0.12 0.00 0.02 96.93 21:00:09 6 4.68 0.00 0.35 0.00 0.01 94.96 21:00:09 7 0.28 0.00 0.14 0.09 0.03 99.46 Average: all 17.09 0.00 1.86 0.59 0.05 80.41 Average: 0 25.18 0.00 1.76 0.71 0.06 72.29 Average: 1 12.02 0.00 1.99 0.54 0.05 85.40 Average: 2 30.28 0.00 2.03 0.48 0.05 67.16 Average: 3 12.64 0.00 1.99 0.45 0.05 84.87 Average: 4 17.35 0.00 1.65 0.68 0.04 80.28 Average: 5 13.23 0.00 1.63 0.45 0.04 84.65 Average: 6 12.10 0.00 2.03 0.75 0.04 85.08 Average: 7 13.93 0.00 1.83 0.62 0.05 83.57