---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-539 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 879 12473 4 18739 30745 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:79:41:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:fe79:41ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:d1:2d:b4:47:77 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::9cd1:2dff:feb4:4777/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-539) 03/30/26 _x86_64_ (8 CPU) 06:17:18 LINUX RESTART (8 CPU) 06:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:02 613.25 0.82 575.07 37.35 39.69 60627.31 575672.69 06:40:01 30.84 0.32 29.36 1.15 6.90 2197.47 2701.36 Average: 322.80 0.57 302.93 19.30 23.34 31488.59 289934.17 06:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:02 4798412 23628956 8532716 25.96 584060 17401856 12801236 37.75 4530752 19946844 2188 06:40:01 412820 19758776 12394004 37.71 590588 17885824 18036404 53.19 4762564 24001076 1228 Average: 2605616 21693866 10463360 31.84 587324 17643840 15418820 45.47 4646658 21973960 1708 06:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:02 lo 0.80 0.80 0.13 0.13 0.00 0.00 0.00 0.00 06:30:02 ens3 467.63 281.53 3367.80 88.85 0.00 0.00 0.00 0.00 06:30:02 docker0 18.65 33.06 1.10 682.98 0.00 0.00 0.00 0.00 06:30:02 br-658f3112e571 0.19 0.19 0.01 0.01 0.00 0.00 0.00 0.00 06:30:02 veth2b2f65a 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 06:30:02 vethb7107b0 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 06:30:02 vethdcfa461 4.22 4.14 1.74 0.86 0.00 0.00 0.00 0.00 06:30:02 veth93c2c68 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 06:30:02 veth41e53bb 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 06:30:02 vethd4d8257 4.04 4.17 0.86 1.74 0.00 0.00 0.00 0.00 06:40:01 lo 3.26 3.26 8.54 8.54 0.00 0.00 0.00 0.00 06:40:01 ens3 4.17 2.88 1.49 2.15 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 br-658f3112e571 1.82 1.74 8.06 0.52 0.00 0.00 0.00 0.00 06:40:01 veth2b2f65a 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 vethb7107b0 0.22 0.23 0.02 0.09 0.00 0.00 0.00 0.00 06:40:01 vethdcfa461 173.30 185.73 122.92 88.65 0.00 0.00 0.00 0.01 06:40:01 veth93c2c68 0.55 0.39 0.08 0.36 0.00 0.00 0.00 0.00 06:40:01 veth41e53bb 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 vethb228c0f 100.46 93.92 69.97 49.73 0.00 0.00 0.00 0.01 06:40:01 vethd38b650 90.21 83.65 41.64 75.11 0.00 0.00 0.00 0.01 Average: lo 2.03 2.03 4.32 4.32 0.00 0.00 0.00 0.00 Average: ens3 236.51 142.57 1689.03 45.61 0.00 0.00 0.00 0.00 Average: docker0 9.35 16.57 0.55 342.38 0.00 0.00 0.00 0.00 Average: br-658f3112e571 1.00 0.96 4.02 0.27 0.00 0.00 0.00 0.00 Average: veth2b2f65a 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb7107b0 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethdcfa461 88.54 94.70 62.17 44.64 0.00 0.00 0.00 0.01 Average: veth93c2c68 0.29 0.24 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth41e53bb 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb228c0f 50.10 46.84 34.89 24.80 0.00 0.00 0.00 0.00 Average: vethd38b650 44.99 41.72 20.77 37.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-539) 03/30/26 _x86_64_ (8 CPU) 06:17:18 LINUX RESTART (8 CPU) 06:20:00 CPU %user %nice %system %iowait %steal %idle 06:30:02 all 33.68 0.01 4.69 1.71 0.11 59.80 06:30:02 0 31.38 0.02 4.39 1.12 0.10 62.99 06:30:02 1 38.16 0.03 5.25 1.81 0.11 54.65 06:30:02 2 31.01 0.01 4.63 1.36 0.10 62.88 06:30:02 3 35.36 0.01 5.25 1.90 0.11 57.37 06:30:02 4 34.19 0.01 4.24 1.42 0.11 60.04 06:30:02 5 33.50 0.01 5.02 1.58 0.11 59.78 06:30:02 6 30.27 0.01 4.54 2.47 0.11 62.61 06:30:02 7 35.53 0.02 4.23 2.02 0.11 58.08 06:40:01 all 9.35 0.01 1.07 0.08 0.06 89.43 06:40:01 0 8.49 0.00 0.93 0.03 0.06 90.49 06:40:01 1 10.10 0.00 1.15 0.07 0.07 88.61 06:40:01 2 8.69 0.02 1.05 0.04 0.06 90.14 06:40:01 3 9.21 0.00 1.03 0.20 0.06 89.48 06:40:01 4 9.40 0.00 1.13 0.03 0.06 89.38 06:40:01 5 10.22 0.01 1.04 0.07 0.06 88.61 06:40:01 6 9.61 0.01 1.10 0.14 0.06 89.08 06:40:01 7 9.04 0.00 1.15 0.06 0.06 89.68 Average: all 21.53 0.01 2.89 0.90 0.09 74.59 Average: 0 19.96 0.01 2.66 0.57 0.08 76.72 Average: 1 24.17 0.01 3.20 0.94 0.09 71.58 Average: 2 19.87 0.01 2.84 0.70 0.08 76.48 Average: 3 22.30 0.00 3.15 1.05 0.09 73.41 Average: 4 21.83 0.01 2.69 0.73 0.08 74.67 Average: 5 21.87 0.01 3.03 0.82 0.08 74.18 Average: 6 19.95 0.01 2.82 1.31 0.08 75.84 Average: 7 22.32 0.01 2.70 1.04 0.09 73.84