---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2472 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: 5599.99 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 23G 133G 15% / 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 845 14532 4 16713 30779 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:e3:7c:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.249/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:fee3:7c02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:97:cc:4b:a0:e0 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::2497:ccff:fe4b:a0e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2472) 03/05/26 _x86_64_ (8 CPU) 15:09:02 LINUX RESTART (8 CPU) 15:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:07 23.11 2.88 19.07 1.16 136.92 4663.46 4663.69 15:30:17 99.45 0.57 95.34 3.54 41.50 34765.40 40114.14 Average: 61.86 1.71 57.78 2.37 88.48 19944.59 22659.96 15:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:07 26421200 29846772 2466464 7.51 129728 3558872 2516720 7.42 555580 5450296 328232 15:30:17 17703556 28841508 3433136 10.45 242180 10817208 3664076 10.80 3821664 10493068 613424 Average: 22062378 29344140 2949800 8.98 185954 7188040 3090398 9.11 2188622 7971682 470828 15:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:07 lo 5.24 5.24 2.03 2.03 0.00 0.00 0.00 0.00 15:20:07 ens3 124.22 98.58 1423.91 19.14 0.00 0.00 0.00 0.00 15:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:17 lo 0.55 0.55 0.10 0.10 0.00 0.00 0.00 0.00 15:30:17 ens3 84.48 61.28 1370.58 7.85 0.00 0.00 0.00 0.00 15:30:17 docker0 11.46 15.33 0.90 194.32 0.00 0.00 0.00 0.00 Average: lo 2.86 2.86 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 104.04 79.64 1396.84 13.40 0.00 0.00 0.00 0.00 Average: docker0 5.82 7.78 0.46 98.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2472) 03/05/26 _x86_64_ (8 CPU) 15:09:02 LINUX RESTART (8 CPU) 15:10:17 CPU %user %nice %system %iowait %steal %idle 15:20:07 all 37.99 0.00 1.05 0.16 0.09 60.70 15:20:07 0 36.82 0.00 1.05 0.12 0.09 61.93 15:20:07 1 42.63 0.00 0.99 0.05 0.10 56.23 15:20:07 2 41.37 0.00 1.21 0.10 0.09 57.24 15:20:07 3 42.47 0.00 1.26 0.28 0.09 55.90 15:20:07 4 37.43 0.00 0.99 0.33 0.09 61.15 15:20:07 5 36.33 0.00 1.00 0.12 0.10 62.46 15:20:07 6 36.22 0.00 0.95 0.03 0.08 62.72 15:20:07 7 30.67 0.00 0.98 0.27 0.08 68.01 15:30:17 all 5.89 0.00 1.77 7.13 0.04 85.16 15:30:17 0 5.71 0.00 1.63 7.73 0.04 84.88 15:30:17 1 4.77 0.00 1.69 7.22 0.04 86.27 15:30:17 2 7.86 0.00 2.07 4.69 0.05 85.33 15:30:17 3 3.96 0.00 1.38 3.57 0.04 91.05 15:30:17 4 6.68 0.00 2.04 3.26 0.04 87.99 15:30:17 5 6.09 0.00 1.87 10.55 0.04 81.45 15:30:17 6 6.53 0.00 1.84 6.69 0.04 84.90 15:30:17 7 5.56 0.00 1.64 13.32 0.05 79.43 Average: all 21.71 0.00 1.42 3.70 0.07 73.11 Average: 0 21.04 0.00 1.34 3.98 0.07 73.57 Average: 1 23.42 0.00 1.34 3.69 0.07 71.48 Average: 2 24.37 0.00 1.65 2.43 0.07 71.49 Average: 3 22.93 0.00 1.32 1.95 0.07 73.73 Average: 4 21.84 0.00 1.52 1.82 0.07 74.76 Average: 5 20.99 0.00 1.44 5.41 0.07 72.09 Average: 6 21.17 0.00 1.40 3.41 0.06 73.96 Average: 7 17.94 0.00 1.31 6.89 0.06 73.80