---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1460 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: 5599.94 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 987 12469 4 18635 30637 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:6c:a2:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.59/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84759sec preferred_lft 84759sec inet6 fe80::f816:3eff:fe6c:a22a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:d5:55:2f:51:52 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::4d5:55ff:fe2f:5152/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1460) 03/12/26 _x86_64_ (8 CPU) 13:56:11 LINUX RESTART (8 CPU) 14:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:01 454.35 0.86 442.19 11.30 51.65 46566.00 56539.77 14:20:03 151.03 0.30 146.72 4.01 14.26 18618.92 26773.57 Average: 302.19 0.58 293.97 7.64 32.89 32546.35 41607.55 14:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:01 11175192 25368880 6855600 20.86 516332 13036132 4556680 13.44 3517604 16691580 22248 14:20:03 6401872 25177728 6984128 21.25 587432 17331612 10686972 31.51 4597400 18231368 332 Average: 8788532 25273304 6919864 21.06 551882 15183872 7621826 22.48 4057502 17461474 11290 14:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:01 lo 0.45 0.45 0.07 0.07 0.00 0.00 0.00 0.00 14:10:01 ens3 227.00 140.46 1972.74 32.32 0.00 0.00 0.00 0.00 14:10:01 docker0 18.71 33.04 1.10 571.36 0.00 0.00 0.00 0.00 14:20:03 lo 0.94 0.94 0.11 0.11 0.00 0.00 0.00 0.00 14:20:03 ens3 137.53 90.34 1472.12 33.43 0.00 0.00 0.00 0.00 14:20:03 docker0 9.69 14.91 0.55 212.94 0.00 0.00 0.00 0.00 14:20:03 br-c1c4b5536ada 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 14:20:03 vethc06678e 0.06 0.12 0.00 0.01 0.00 0.00 0.00 0.00 14:20:03 veth0432a17 0.03 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:20:03 veth7b66c27 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:20:03 veth191abc4 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 vetheb285b9 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:20:03 veth696c6c3 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 182.12 115.32 1721.61 32.88 0.00 0.00 0.00 0.00 Average: docker0 14.19 23.94 0.82 391.56 0.00 0.00 0.00 0.00 Average: br-c1c4b5536ada 0.10 0.10 0.00 0.01 0.00 0.00 0.00 0.00 Average: vethc06678e 0.03 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0432a17 0.02 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7b66c27 0.02 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth191abc4 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: vetheb285b9 0.02 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth696c6c3 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1460) 03/12/26 _x86_64_ (8 CPU) 13:56:11 LINUX RESTART (8 CPU) 14:00:03 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 19.90 0.00 3.46 1.16 0.07 75.42 14:10:01 0 17.61 0.00 3.40 0.94 0.07 77.98 14:10:01 1 26.65 0.00 4.05 1.49 0.07 67.73 14:10:01 2 19.45 0.00 3.03 0.68 0.07 76.77 14:10:01 3 18.44 0.00 3.94 1.64 0.08 75.90 14:10:01 4 18.63 0.00 3.87 1.38 0.07 76.05 14:10:01 5 23.13 0.00 3.41 1.41 0.07 71.98 14:10:01 6 14.44 0.00 2.22 0.64 0.06 82.65 14:10:01 7 20.84 0.00 3.73 1.08 0.07 74.28 14:20:03 all 7.31 0.00 1.47 0.38 0.06 90.78 14:20:03 0 8.37 0.00 1.58 0.24 0.06 89.74 14:20:03 1 8.94 0.00 1.58 0.45 0.07 88.95 14:20:03 2 7.73 0.00 1.83 0.30 0.07 90.06 14:20:03 3 6.16 0.00 1.41 0.75 0.07 91.61 14:20:03 4 7.07 0.00 1.41 0.32 0.06 91.15 14:20:03 5 6.37 0.00 1.23 0.30 0.05 92.05 14:20:03 6 6.78 0.00 1.41 0.46 0.07 91.28 14:20:03 7 7.06 0.01 1.27 0.22 0.05 91.39 Average: all 13.57 0.00 2.46 0.77 0.07 83.14 Average: 0 12.97 0.00 2.48 0.59 0.07 83.89 Average: 1 17.76 0.00 2.81 0.97 0.07 78.39 Average: 2 13.56 0.00 2.43 0.49 0.07 83.45 Average: 3 12.26 0.00 2.67 1.19 0.07 83.80 Average: 4 12.81 0.00 2.63 0.85 0.07 83.65 Average: 5 14.70 0.00 2.31 0.85 0.06 82.07 Average: 6 10.59 0.00 1.82 0.55 0.06 86.98 Average: 7 13.91 0.00 2.49 0.65 0.06 82.88