---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19258 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 873 9214 4 22003 30750 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:5d:14:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.220/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84117sec preferred_lft 84117sec inet6 fe80::f816:3eff:fe5d:1492/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f8:23:47:3d:db 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::28f8:23ff:fe47:3ddb/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-19258) 02/22/26 _x86_64_ (8 CPU) 16:06:10 LINUX RESTART (8 CPU) 16:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:30 455.30 1.11 446.12 8.07 244.39 57962.18 59389.84 16:30:16 97.19 0.21 92.04 4.94 2.58 10706.23 20812.24 16:40:06 4.75 0.47 4.13 0.15 13.00 435.65 885.66 Average: 191.89 0.61 186.82 4.47 90.35 23833.58 27754.21 16:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:30 9181556 26520068 5694284 17.33 532156 16062504 4449988 13.12 4746124 17353092 6800 16:30:16 7996188 27727308 4650972 14.15 564656 18139744 5018476 14.80 5565656 17604776 16 16:40:06 7738932 27736664 4770300 14.52 574012 18219772 5179164 15.27 5600252 17788416 40 Average: 8305559 27328013 5038519 15.33 556941 17474007 4882543 14.40 5304011 17582095 2285 16:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:30 lo 0.46 0.46 0.07 0.07 0.00 0.00 0.00 0.00 16:20:30 ens3 237.77 145.30 2298.78 32.36 0.00 0.00 0.00 0.00 16:20:30 docker0 21.49 40.01 1.27 692.38 0.00 0.00 0.00 0.00 16:30:16 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 16:30:16 ens3 48.33 29.49 568.63 8.90 0.00 0.00 0.00 0.00 16:30:16 docker0 11.33 20.30 0.73 341.63 0.00 0.00 0.00 0.00 16:30:16 vethc15007b 4.48 10.04 0.40 168.62 0.00 0.00 0.00 0.01 16:40:06 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 16:40:06 ens3 15.16 10.14 21.61 3.00 0.00 0.00 0.00 0.00 16:40:06 docker0 9.37 13.82 2.02 20.88 0.00 0.00 0.00 0.00 16:40:06 vethc15007b 9.37 13.82 2.15 20.88 0.00 0.00 0.00 0.00 Average: lo 0.24 0.24 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 103.57 63.56 993.33 15.15 0.00 0.00 0.00 0.00 Average: docker0 14.23 25.05 1.34 359.10 0.00 0.00 0.00 0.00 Average: vethc15007b 4.52 7.77 0.83 61.48 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19258) 02/22/26 _x86_64_ (8 CPU) 16:06:10 LINUX RESTART (8 CPU) 16:10:00 CPU %user %nice %system %iowait %steal %idle 16:20:30 all 17.88 0.00 3.75 0.74 0.06 77.57 16:20:30 0 16.01 0.00 4.50 0.87 0.06 78.55 16:20:30 1 17.93 0.00 4.15 0.62 0.07 77.23 16:20:30 2 17.33 0.00 3.39 0.79 0.06 78.42 16:20:30 3 20.16 0.00 4.12 0.89 0.06 74.76 16:20:30 4 16.83 0.00 3.40 0.65 0.06 79.06 16:20:30 5 18.38 0.00 3.55 1.00 0.07 77.00 16:20:30 6 17.96 0.00 3.24 0.50 0.06 78.24 16:20:30 7 18.44 0.00 3.62 0.60 0.07 77.28 16:30:16 all 16.72 0.00 1.07 0.26 0.04 81.91 16:30:16 0 78.14 0.00 1.34 0.41 0.08 20.03 16:30:16 1 6.70 0.00 0.99 0.29 0.04 91.99 16:30:16 2 7.98 0.00 1.11 0.39 0.03 90.50 16:30:16 3 6.45 0.00 0.92 0.22 0.03 92.38 16:30:16 4 7.15 0.00 1.04 0.27 0.03 91.50 16:30:16 5 7.33 0.00 0.97 0.13 0.04 91.53 16:30:16 6 7.69 0.00 0.97 0.19 0.02 91.13 16:30:16 7 12.41 0.00 1.20 0.20 0.03 86.16 16:40:06 all 10.84 0.00 0.27 0.02 0.02 88.85 16:40:06 0 22.58 0.00 0.31 0.00 0.04 77.07 16:40:06 1 0.53 0.02 0.17 0.08 0.02 99.18 16:40:06 2 0.34 0.00 0.06 0.00 0.01 99.60 16:40:06 3 1.30 0.00 0.26 0.00 0.01 98.44 16:40:06 4 61.47 0.00 1.04 0.02 0.06 37.41 16:40:06 5 0.12 0.00 0.10 0.02 0.02 99.76 16:40:06 6 0.24 0.00 0.12 0.00 0.00 99.64 16:40:06 7 0.13 0.00 0.08 0.01 0.01 99.76 Average: all 15.20 0.00 1.74 0.35 0.04 82.68 Average: 0 38.34 0.00 2.10 0.44 0.06 59.06 Average: 1 8.58 0.01 1.82 0.33 0.04 89.22 Average: 2 8.72 0.00 1.56 0.40 0.03 89.29 Average: 3 9.51 0.00 1.81 0.38 0.03 88.26 Average: 4 28.33 0.00 1.86 0.32 0.05 69.44 Average: 5 8.80 0.00 1.58 0.39 0.04 89.18 Average: 6 8.82 0.00 1.48 0.23 0.03 89.44 Average: 7 10.48 0.00 1.67 0.28 0.04 87.53