---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19392 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 18G 138G 12% / 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 796 19524 4 11771 30828 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:6e:22:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.243/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84292sec preferred_lft 84292sec inet6 fe80::f816:3eff:fe6e:22b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:83:27:c6:3b:ca 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 ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19392) 02/23/26 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 14.67 0.70 13.17 0.80 21.20 3980.17 1428.46 08:00:09 265.87 0.39 248.73 16.75 4.59 11443.51 555312.97 Average: 142.50 0.55 133.04 8.92 12.75 7778.17 283293.41 07:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 22784616 27259032 5040940 15.34 172868 4485680 8422024 24.84 778812 8791404 3656 08:00:09 20287324 27984900 4282032 13.03 350684 7115760 3494444 10.30 1389568 10219092 51248 Average: 21535970 27621966 4661486 14.18 261776 5800720 5958234 17.57 1084190 9505248 27452 07:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 lo 7.49 7.49 1.98 1.98 0.00 0.00 0.00 0.00 07:50:01 ens3 99.41 60.86 306.26 22.72 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 08:00:09 ens3 66.85 43.32 357.65 10.79 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.86 3.86 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 82.84 51.94 332.41 16.65 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 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-19392) 02/23/26 _x86_64_ (8 CPU) 07:30:24 LINUX RESTART (8 CPU) 07:40:13 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 71.04 0.00 2.07 0.08 0.12 26.69 07:50:01 0 69.14 0.00 2.05 0.39 0.12 28.30 07:50:01 1 71.00 0.00 2.13 0.01 0.12 26.75 07:50:01 2 73.13 0.00 2.07 0.02 0.11 24.67 07:50:01 3 71.50 0.00 1.85 0.00 0.12 26.53 07:50:01 4 69.19 0.00 2.10 0.01 0.11 28.60 07:50:01 5 68.96 0.00 2.18 0.08 0.12 28.66 07:50:01 6 70.67 0.00 1.97 0.03 0.12 27.21 07:50:01 7 74.72 0.00 2.19 0.14 0.12 22.83 08:00:09 all 78.21 0.00 3.00 0.50 0.13 18.16 08:00:09 0 76.73 0.00 2.60 0.81 0.12 19.75 08:00:09 1 79.16 0.00 3.14 0.45 0.13 17.13 08:00:09 2 78.58 0.00 3.60 0.59 0.13 17.10 08:00:09 3 80.39 0.00 3.08 0.30 0.14 16.09 08:00:09 4 76.51 0.00 2.90 0.55 0.13 19.91 08:00:09 5 78.76 0.00 3.00 0.33 0.13 17.78 08:00:09 6 77.65 0.00 2.96 0.73 0.13 18.54 08:00:09 7 77.92 0.00 2.71 0.26 0.14 18.97 Average: all 74.68 0.00 2.54 0.30 0.12 22.36 Average: 0 73.00 0.00 2.33 0.60 0.12 23.95 Average: 1 75.14 0.00 2.64 0.23 0.12 21.86 Average: 2 75.90 0.00 2.84 0.31 0.12 20.83 Average: 3 76.02 0.00 2.48 0.15 0.13 21.22 Average: 4 72.91 0.00 2.51 0.29 0.12 24.18 Average: 5 73.94 0.00 2.60 0.21 0.12 23.13 Average: 6 74.22 0.00 2.47 0.38 0.12 22.80 Average: 7 76.34 0.00 2.46 0.20 0.13 20.87