---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19140 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 884 24913 4 6293 30739 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:a8:8b:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83786sec preferred_lft 83786sec inet6 fe80::f816:3eff:fea8:8b0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:98:95:65:ee:08 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-19140) 02/20/26 _x86_64_ (8 CPU) 00:00:07 LINUX RESTART (8 CPU) 00:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:08 28.01 0.15 24.34 3.52 5.79 2359.69 16917.21 00:30:08 36.73 0.01 32.04 4.67 0.31 3274.52 24402.15 00:40:08 39.77 12.01 24.09 3.68 138.00 6518.32 6047.74 Average: 34.84 4.06 26.82 3.95 48.03 4050.83 15789.09 00:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:08 25039000 28832648 3474768 10.57 176100 3829096 3623740 10.69 827168 6525424 177732 00:30:08 24632908 28866644 3436628 10.46 215560 4180580 3732556 11.01 949368 6763956 19696 00:40:08 25723768 31674096 621700 1.89 238492 5796284 1232648 3.63 1579696 4927260 4 Average: 25131892 29791129 2511032 7.64 210051 4601987 2862981 8.44 1118744 6072213 65811 00:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:08 lo 1417.85 1417.85 1349.17 1349.17 0.00 0.00 0.00 0.00 00:20:08 ens3 48.36 35.53 21.80 14.29 0.00 0.00 0.00 0.00 00:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:08 lo 1843.66 1843.66 1755.25 1755.25 0.00 0.00 0.00 0.00 00:30:08 ens3 60.44 42.58 20.20 17.10 0.00 0.00 0.00 0.00 00:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:08 lo 871.47 871.47 820.02 820.02 0.00 0.00 0.00 0.00 00:40:08 ens3 94.68 81.69 190.69 210.26 0.00 0.00 0.00 0.00 00:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1377.66 1377.66 1308.15 1308.15 0.00 0.00 0.00 0.00 Average: ens3 67.83 53.27 77.56 80.55 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-19140) 02/20/26 _x86_64_ (8 CPU) 00:00:07 LINUX RESTART (8 CPU) 00:10:08 CPU %user %nice %system %iowait %steal %idle 00:20:08 all 33.99 0.00 1.52 0.06 0.06 64.36 00:20:08 0 32.63 0.00 1.60 0.04 0.06 65.67 00:20:08 1 38.93 0.00 1.57 0.05 0.07 59.38 00:20:08 2 35.40 0.00 1.62 0.05 0.07 62.86 00:20:08 3 31.31 0.00 1.69 0.04 0.06 66.90 00:20:08 4 34.77 0.00 1.33 0.04 0.06 63.81 00:20:08 5 30.17 0.00 1.34 0.09 0.06 68.35 00:20:08 6 36.33 0.00 1.43 0.05 0.06 62.13 00:20:08 7 32.42 0.00 1.58 0.14 0.06 65.80 00:30:08 all 39.00 0.00 1.97 0.08 0.07 58.88 00:30:08 0 37.66 0.00 1.81 0.06 0.07 60.40 00:30:08 1 38.78 0.00 2.10 0.04 0.07 59.01 00:30:08 2 39.49 0.00 1.88 0.03 0.07 58.52 00:30:08 3 39.81 0.00 2.10 0.09 0.07 57.93 00:30:08 4 36.71 0.00 2.03 0.05 0.07 61.14 00:30:08 5 40.70 0.00 2.02 0.24 0.07 56.96 00:30:08 6 39.52 0.00 2.14 0.05 0.07 58.22 00:30:08 7 39.35 0.00 1.65 0.06 0.07 58.88 00:40:08 all 25.06 0.04 1.20 0.17 0.06 73.47 00:40:08 0 24.44 0.28 1.31 0.36 0.06 73.54 00:40:08 1 29.28 0.00 1.03 0.05 0.06 69.58 00:40:08 2 32.98 0.00 1.54 0.27 0.06 65.15 00:40:08 3 24.44 0.00 1.16 0.05 0.06 74.29 00:40:08 4 24.62 0.00 0.99 0.13 0.06 74.21 00:40:08 5 23.85 0.00 1.29 0.05 0.06 74.75 00:40:08 6 21.86 0.00 1.19 0.35 0.06 76.54 00:40:08 7 19.05 0.00 1.11 0.09 0.05 79.70 Average: all 32.68 0.01 1.56 0.10 0.06 65.58 Average: 0 31.58 0.09 1.57 0.15 0.06 66.54 Average: 1 35.66 0.00 1.57 0.05 0.06 62.66 Average: 2 35.96 0.00 1.68 0.12 0.07 62.18 Average: 3 31.85 0.00 1.65 0.06 0.06 66.38 Average: 4 32.03 0.00 1.45 0.07 0.06 66.39 Average: 5 31.57 0.00 1.55 0.13 0.06 66.69 Average: 6 32.56 0.00 1.59 0.15 0.06 65.64 Average: 7 30.26 0.00 1.45 0.09 0.06 68.14