---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19453 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 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 759 18860 4 12472 30864 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:4c:21:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83671sec preferred_lft 83671sec inet6 fe80::f816:3eff:fe4c:21a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:b3:b7:18:91:d9 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::5cb3:b7ff:fe18:91d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19453) 02/21/26 _x86_64_ (8 CPU) 00:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:27 32.34 3.26 27.52 1.56 182.19 7623.52 2204.04 00:20:27 18.32 0.42 17.59 0.32 16.05 14119.88 65.00 00:30:04 47.37 14.52 31.77 1.08 505.83 11823.41 2104.07 Average: 32.49 5.95 25.55 0.99 231.02 11170.42 1451.47 00:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:27 25205856 29525260 2782280 8.47 146756 4398648 3090684 9.11 914112 6294680 50468 00:20:27 19123764 27705192 4585296 13.95 188772 8461312 4794176 14.14 2151128 10940488 252 00:30:04 18469756 30643764 1626076 4.95 229048 11850756 2284768 6.74 3366068 10217504 71600 Average: 20933125 29291405 2997884 9.12 188192 8236905 3389876 10.00 2143769 9150891 40773 00:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:27 lo 5.66 5.66 0.56 0.56 0.00 0.00 0.00 0.00 00:10:27 ens3 104.15 88.49 975.53 17.76 0.00 0.00 0.00 0.00 00:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:27 lo 4512.93 4512.93 4309.11 4309.11 0.00 0.00 0.00 0.00 00:20:27 ens3 44.46 35.97 309.70 9.88 0.00 0.00 0.00 0.00 00:20:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:04 lo 16.11 16.11 3.89 3.89 0.00 0.00 0.00 0.00 00:30:04 ens3 223.41 236.13 388.57 2830.88 0.00 0.00 0.00 0.00 00:30:04 docker0 114.62 108.64 1413.96 75.69 0.00 0.00 0.00 0.00 Average: lo 1526.64 1526.64 1452.32 1452.32 0.00 0.00 0.00 0.00 Average: ens3 122.66 118.60 561.34 925.77 0.00 0.00 0.00 0.00 Average: docker0 37.10 35.17 457.72 24.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-19453) 02/21/26 _x86_64_ (8 CPU) 00:00:22 CPU %user %nice %system %iowait %steal %idle 00:10:27 all 35.62 0.00 1.55 0.13 0.06 62.64 00:10:27 0 32.40 0.00 1.42 0.05 0.07 66.06 00:10:27 1 36.24 0.00 1.80 0.14 0.07 61.76 00:10:27 2 39.02 0.00 1.54 0.05 0.06 59.32 00:10:27 3 37.98 0.00 1.38 0.04 0.06 60.54 00:10:27 4 36.18 0.00 1.57 0.04 0.06 62.15 00:10:27 5 32.36 0.00 1.30 0.10 0.06 66.18 00:10:27 6 37.24 0.00 1.76 0.41 0.06 60.52 00:10:27 7 33.57 0.00 1.60 0.19 0.07 64.58 00:20:27 all 23.64 0.00 1.83 0.16 0.05 74.30 00:20:27 0 26.63 0.00 2.30 0.09 0.06 70.92 00:20:27 1 33.45 0.00 4.54 0.57 0.06 61.38 00:20:27 2 29.37 0.00 1.30 0.06 0.06 69.22 00:20:27 3 21.93 0.00 0.79 0.28 0.05 76.94 00:20:27 4 23.52 0.00 3.08 0.14 0.06 73.20 00:20:27 5 17.99 0.00 1.08 0.12 0.05 80.76 00:20:27 6 19.48 0.00 0.83 0.03 0.05 79.61 00:20:27 7 16.89 0.00 0.79 0.02 0.05 82.25 00:30:04 all 12.09 0.04 1.14 0.36 0.05 86.33 00:30:04 0 12.09 0.02 1.53 0.27 0.04 86.05 00:30:04 1 17.92 0.00 1.37 0.23 0.05 80.43 00:30:04 2 9.25 0.00 0.60 0.49 0.04 89.62 00:30:04 3 8.19 0.06 0.64 0.50 0.05 90.56 00:30:04 4 10.11 0.00 0.75 0.44 0.05 88.66 00:30:04 5 10.79 0.22 0.77 0.27 0.05 87.90 00:30:04 6 10.38 0.00 1.58 0.18 0.05 87.81 00:30:04 7 17.98 0.00 1.87 0.48 0.05 79.61 Average: all 23.97 0.01 1.51 0.21 0.06 74.23 Average: 0 23.88 0.01 1.75 0.14 0.06 74.17 Average: 1 29.36 0.00 2.57 0.31 0.06 67.69 Average: 2 26.12 0.00 1.15 0.20 0.06 72.47 Average: 3 22.93 0.02 0.94 0.27 0.05 75.78 Average: 4 23.48 0.00 1.81 0.20 0.06 74.45 Average: 5 20.55 0.07 1.06 0.16 0.05 78.11 Average: 6 22.57 0.00 1.39 0.21 0.05 75.78 Average: 7 22.92 0.00 1.41 0.23 0.06 75.38