---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19280 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 877 9012 4 22202 30747 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:68:a8:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.96/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84110sec preferred_lft 84110sec inet6 fe80::f816:3eff:fe68:a87e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:a0:cc:d6:da:dd 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::38a0:ccff:fed6:dadd/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-19280) 02/22/26 _x86_64_ (8 CPU) 18:53:12 LINUX RESTART (8 CPU) 19:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:10:00 440.88 0.65 432.31 7.92 7.93 45848.90 63098.75 19:20:09 49.72 0.00 48.29 1.43 0.11 5710.33 4833.82 19:30:08 77.94 0.10 76.64 1.21 12.91 10563.33 6012.70 Average: 188.84 0.25 185.08 3.51 6.95 20634.73 24553.41 19:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:10:00 9945176 28477052 3732212 11.36 545124 17205244 3902832 11.51 5171492 16149588 100 19:20:09 8175068 28166432 4238408 12.90 566772 18363560 4676236 13.79 5700592 17307392 1060 19:30:08 5062004 27515524 4660036 14.18 619408 20808704 7187012 21.19 6183144 19746868 84796 Average: 7727416 28053003 4210219 12.81 577101 18792503 5255360 15.50 5685076 17734616 28652 19:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:10:00 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 19:10:00 ens3 249.78 152.58 1421.98 39.48 0.00 0.00 0.00 0.00 19:10:00 docker0 30.73 43.58 1.73 367.09 0.00 0.00 0.00 0.00 19:20:09 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 19:20:09 ens3 34.25 20.41 456.61 4.86 0.00 0.00 0.00 0.00 19:20:09 docker0 9.10 16.19 0.97 241.35 0.00 0.00 0.00 0.00 19:20:09 veth2210c17 5.28 10.27 0.82 154.49 0.00 0.00 0.00 0.01 19:30:08 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:30:08 ens3 68.67 53.20 986.92 12.60 0.00 0.00 0.00 0.00 19:30:08 docker0 8.27 11.68 1.60 59.70 0.00 0.00 0.00 0.00 19:30:08 br-1cdf558349f9 0.02 0.01 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 veth65cf358 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 vethd7b5dfe 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 veth9d1d3a1 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 19:30:08 vethc80e529 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 117.16 75.13 952.67 18.91 0.00 0.00 0.00 0.00 Average: docker0 16.00 23.78 1.43 222.84 0.00 0.00 0.00 0.00 Average: br-1cdf558349f9 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth65cf358 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethd7b5dfe 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth9d1d3a1 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc80e529 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-19280) 02/22/26 _x86_64_ (8 CPU) 18:53:12 LINUX RESTART (8 CPU) 19:00:00 CPU %user %nice %system %iowait %steal %idle 19:10:00 all 19.62 0.00 3.12 1.47 0.06 75.72 19:10:00 0 19.11 0.00 3.15 1.21 0.06 76.47 19:10:00 1 20.13 0.00 3.19 1.68 0.07 74.93 19:10:00 2 20.29 0.00 3.01 2.44 0.07 74.20 19:10:00 3 15.58 0.00 3.08 1.12 0.06 80.16 19:10:00 4 19.33 0.00 3.24 1.90 0.06 75.47 19:10:00 5 26.09 0.00 3.30 1.36 0.07 69.19 19:10:00 6 20.62 0.00 3.55 0.99 0.06 74.77 19:10:00 7 15.83 0.00 2.47 1.10 0.06 80.54 19:20:09 all 11.64 0.00 0.54 0.18 0.03 87.62 19:20:09 0 10.57 0.00 0.60 0.45 0.04 88.34 19:20:09 1 66.30 0.00 0.74 0.30 0.05 32.61 19:20:09 2 10.58 0.00 0.51 0.19 0.02 88.70 19:20:09 3 1.05 0.00 0.50 0.05 0.01 98.38 19:20:09 4 0.86 0.00 0.46 0.20 0.02 98.46 19:20:09 5 1.29 0.00 0.51 0.11 0.03 98.06 19:20:09 6 1.17 0.00 0.46 0.07 0.01 98.29 19:20:09 7 1.24 0.00 0.49 0.07 0.03 98.17 19:30:08 all 11.55 0.00 1.23 0.20 0.04 86.98 19:30:08 0 32.84 0.00 1.30 0.18 0.05 65.61 19:30:08 1 5.06 0.00 1.50 0.08 0.05 93.32 19:30:08 2 4.66 0.00 1.12 0.15 0.04 94.04 19:30:08 3 3.16 0.00 1.08 0.20 0.03 95.52 19:30:08 4 3.25 0.00 1.11 0.49 0.04 95.10 19:30:08 5 7.25 0.00 1.43 0.10 0.03 91.19 19:30:08 6 2.87 0.00 0.94 0.17 0.04 95.98 19:30:08 7 33.35 0.00 1.32 0.26 0.04 65.03 Average: all 14.26 0.00 1.62 0.62 0.04 83.46 Average: 0 20.77 0.00 1.68 0.61 0.05 76.89 Average: 1 30.75 0.00 1.81 0.68 0.06 66.70 Average: 2 11.84 0.00 1.54 0.92 0.04 85.66 Average: 3 6.56 0.00 1.55 0.46 0.04 91.40 Average: 4 7.77 0.00 1.60 0.86 0.04 89.73 Average: 5 11.48 0.00 1.74 0.52 0.04 86.22 Average: 6 8.17 0.00 1.64 0.41 0.04 89.74 Average: 7 16.69 0.00 1.42 0.47 0.04 81.38