---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19214 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 862 8965 4 22265 30762 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:d6:53:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.7/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84104sec preferred_lft 84104sec inet6 fe80::f816:3eff:fed6:5378/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:e4:6b:ab:7d:71 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::5ce4:6bff:feab:7d71/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19214) 02/22/26 _x86_64_ (8 CPU) 11:43:12 LINUX RESTART (8 CPU) 11:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:04 472.45 0.62 464.17 7.66 7.52 47577.38 76415.25 12:10:00 30.43 0.00 29.44 0.98 0.46 3918.87 4407.39 12:20:03 88.02 0.09 86.62 1.30 12.39 10234.38 6722.79 Average: 197.71 0.24 194.14 3.33 6.81 20650.68 29296.75 11:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:04 8756512 27805324 4400944 13.39 554424 17679352 4608188 13.59 5233288 17219176 80372 12:10:00 7445936 27494404 4902768 14.92 564068 18429704 5347104 15.77 5698284 18032364 2252 12:20:03 2485920 24977632 7168416 21.81 616388 20875612 9813180 28.94 6163296 20444196 138600 Average: 6229456 26759120 5490709 16.71 578293 18994889 6589491 19.43 5698289 18565245 73741 11:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:04 lo 0.38 0.38 0.07 0.07 0.00 0.00 0.00 0.00 12:00:04 ens3 226.20 136.85 1706.77 35.39 0.00 0.00 0.00 0.00 12:00:04 docker0 18.68 28.03 1.06 449.97 0.00 0.00 0.00 0.00 12:00:04 veth5925e15 5.36 7.56 0.36 86.67 0.00 0.00 0.00 0.01 12:10:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:10:00 ens3 13.15 7.06 170.52 2.15 0.00 0.00 0.00 0.00 12:10:00 docker0 5.18 9.92 0.66 168.22 0.00 0.00 0.00 0.00 12:10:00 veth061e442 5.05 9.78 0.71 167.17 0.00 0.00 0.00 0.01 12:20:03 lo 0.32 0.32 0.05 0.05 0.00 0.00 0.00 0.00 12:20:03 ens3 75.37 57.35 970.43 11.20 0.00 0.00 0.00 0.00 12:20:03 docker0 8.90 13.21 1.74 49.67 0.00 0.00 0.00 0.00 12:20:03 br-e2a6ddf0452a 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 vetheb1f48d 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 veth9018cde 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 veth72d09fb 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 veth81615d0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:20:03 veth3326b9c 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 105.29 67.34 952.32 16.31 0.00 0.00 0.00 0.00 Average: docker0 10.94 17.08 1.15 222.96 0.00 0.00 0.00 0.00 Average: br-e2a6ddf0452a 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetheb1f48d 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9018cde 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth72d09fb 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth81615d0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3326b9c 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19214) 02/22/26 _x86_64_ (8 CPU) 11:43:12 LINUX RESTART (8 CPU) 11:50:00 CPU %user %nice %system %iowait %steal %idle 12:00:04 all 20.96 0.00 3.50 1.19 0.06 74.29 12:00:04 0 20.99 0.00 3.50 0.90 0.06 74.55 12:00:04 1 19.76 0.00 4.23 1.88 0.07 74.07 12:00:04 2 27.42 0.00 3.45 1.09 0.05 67.98 12:00:04 3 18.87 0.00 3.69 1.42 0.06 75.95 12:00:04 4 23.61 0.00 3.55 1.18 0.07 71.60 12:00:04 5 18.86 0.00 3.24 1.30 0.06 76.54 12:00:04 6 17.44 0.00 2.75 0.79 0.05 78.97 12:00:04 7 20.74 0.00 3.62 0.95 0.06 74.62 12:10:00 all 11.66 0.00 0.46 0.09 0.03 87.76 12:10:00 0 10.41 0.00 0.57 0.02 0.04 88.95 12:10:00 1 6.58 0.00 0.39 0.23 0.02 92.77 12:10:00 2 0.95 0.00 0.43 0.03 0.03 98.56 12:10:00 3 72.13 0.00 0.69 0.10 0.04 27.03 12:10:00 4 0.73 0.00 0.39 0.03 0.02 98.83 12:10:00 5 0.74 0.00 0.36 0.17 0.04 98.69 12:10:00 6 1.07 0.00 0.37 0.02 0.01 98.53 12:10:00 7 0.66 0.00 0.47 0.08 0.01 98.78 12:20:03 all 11.79 0.00 1.16 0.14 0.04 86.87 12:20:03 0 3.87 0.00 1.11 0.17 0.04 94.81 12:20:03 1 5.24 0.00 1.26 0.25 0.04 93.20 12:20:03 2 5.28 0.00 0.71 0.05 0.04 93.92 12:20:03 3 64.81 0.00 1.95 0.09 0.05 33.11 12:20:03 4 4.99 0.00 1.44 0.08 0.03 93.45 12:20:03 5 3.30 0.00 0.94 0.25 0.03 95.48 12:20:03 6 3.78 0.00 0.92 0.18 0.02 95.09 12:20:03 7 3.03 0.00 0.93 0.07 0.03 95.94 Average: all 14.81 0.00 1.71 0.47 0.04 82.97 Average: 0 11.75 0.00 1.73 0.37 0.05 86.11 Average: 1 10.52 0.00 1.96 0.79 0.04 86.69 Average: 2 11.25 0.00 1.53 0.39 0.04 86.79 Average: 3 51.93 0.00 2.11 0.54 0.05 45.37 Average: 4 9.79 0.00 1.79 0.43 0.04 87.94 Average: 5 7.65 0.00 1.52 0.58 0.04 90.21 Average: 6 7.45 0.00 1.35 0.33 0.03 90.84 Average: 7 8.15 0.00 1.68 0.37 0.03 89.77