---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25723 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 144G 8% / 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 920 25084 4 6087 30704 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:7a:9d:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84360sec preferred_lft 84360sec inet6 fe80::f816:3eff:fe7a:9dbe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:74:76:f2:91:13 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25723) 03/02/26 _x86_64_ (8 CPU) 19:41:28 LINUX RESTART (8 CPU) 19:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:08 46.46 0.14 27.58 18.74 5.78 2581.55 522333.68 20:10:01 37.19 0.01 32.81 4.37 0.08 3299.30 15040.44 Average: 41.83 0.07 30.19 11.57 2.93 2940.13 268892.33 19:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:08 25653356 29304668 3003888 9.14 184352 3676296 2934004 8.65 778916 5964256 58044 20:10:01 24383304 28755464 3547660 10.80 216236 4310424 3437892 10.14 934756 7008580 175276 Average: 25018330 29030066 3275774 9.97 200294 3993360 3185948 9.39 856836 6486418 116660 19:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:08 lo 1737.96 1737.96 1654.10 1654.10 0.00 0.00 0.00 0.00 20:00:08 ens3 21.47 18.53 10.72 6.30 0.00 0.00 0.00 0.00 20:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 1772.09 1772.09 1686.69 1686.69 0.00 0.00 0.00 0.00 20:10:01 ens3 24.83 20.56 9.93 7.31 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1755.02 1755.02 1670.38 1670.38 0.00 0.00 0.00 0.00 Average: ens3 23.15 19.54 10.33 6.80 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25723) 03/02/26 _x86_64_ (8 CPU) 19:41:28 LINUX RESTART (8 CPU) 19:50:15 CPU %user %nice %system %iowait %steal %idle 20:00:08 all 36.94 0.00 1.56 0.08 0.07 61.35 20:00:08 0 35.92 0.00 1.31 0.06 0.07 62.65 20:00:08 1 37.22 0.00 2.00 0.10 0.07 60.60 20:00:08 2 37.96 0.00 1.56 0.04 0.07 60.37 20:00:08 3 39.48 0.00 1.62 0.05 0.08 58.77 20:00:08 4 36.97 0.00 1.74 0.15 0.07 61.06 20:00:08 5 33.39 0.00 1.49 0.09 0.07 64.95 20:00:08 6 38.14 0.00 1.33 0.04 0.07 60.42 20:00:08 7 36.48 0.00 1.42 0.08 0.07 61.96 20:10:01 all 37.30 0.00 1.82 0.07 0.08 60.74 20:10:01 0 33.36 0.00 1.74 0.04 0.08 64.78 20:10:01 1 38.83 0.00 1.89 0.10 0.08 59.11 20:10:01 2 38.26 0.00 2.07 0.07 0.08 59.52 20:10:01 3 34.43 0.00 1.91 0.12 0.07 63.47 20:10:01 4 40.39 0.00 1.62 0.05 0.07 57.86 20:10:01 5 38.74 0.00 1.86 0.05 0.08 59.27 20:10:01 6 36.76 0.00 1.67 0.06 0.07 61.43 20:10:01 7 37.61 0.00 1.77 0.05 0.07 60.49 Average: all 37.12 0.00 1.69 0.07 0.07 61.05 Average: 0 34.64 0.00 1.52 0.05 0.07 63.71 Average: 1 38.03 0.00 1.94 0.10 0.08 59.86 Average: 2 38.11 0.00 1.82 0.06 0.07 59.94 Average: 3 36.95 0.00 1.77 0.08 0.07 61.12 Average: 4 38.68 0.00 1.68 0.10 0.07 59.47 Average: 5 36.06 0.00 1.68 0.07 0.07 62.12 Average: 6 37.45 0.00 1.50 0.05 0.07 60.92 Average: 7 37.04 0.00 1.59 0.06 0.07 61.23