---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14947 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 891 24820 4 6380 30733 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:a2:ea:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83962sec preferred_lft 83962sec inet6 fe80::f816:3eff:fea2:eab4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:b8:f4:a9:1d:20 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-14947) 02/18/26 _x86_64_ (8 CPU) 22:02:00 LINUX RESTART (8 CPU) 22:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:20:01 43.09 0.15 24.49 18.45 5.92 2787.04 519977.83 22:30:09 35.11 0.01 30.55 4.54 0.09 3061.08 10764.70 22:40:09 28.23 0.13 24.43 3.67 6.36 6697.36 11606.75 Average: 35.46 0.10 26.51 8.85 4.11 4179.53 179570.80 22:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:20:01 25273724 29034124 3272232 9.96 175792 3802656 3333876 9.83 867248 6266356 35216 22:30:09 25040712 29366768 2935420 8.93 213304 4280428 2942020 8.68 1009584 6299692 25452 22:40:09 25633148 31672780 621472 1.89 235056 5902988 1212156 3.57 1608612 5009272 168 Average: 25315861 30024557 2276375 6.93 208051 4662024 2496017 7.36 1161815 5858440 20279 22:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:20:01 lo 1344.12 1344.12 1278.65 1278.65 0.00 0.00 0.00 0.00 22:20:01 ens3 48.69 36.26 22.35 14.89 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:09 lo 1888.74 1888.74 1798.32 1798.32 0.00 0.00 0.00 0.00 22:30:09 ens3 47.46 35.57 16.66 14.11 0.00 0.00 0.00 0.00 22:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:09 lo 937.80 937.80 881.97 881.97 0.00 0.00 0.00 0.00 22:40:09 ens3 99.75 90.88 205.68 289.12 0.00 0.00 0.00 0.00 22:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1392.29 1392.29 1321.63 1321.63 0.00 0.00 0.00 0.00 Average: ens3 65.26 54.19 81.40 105.81 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-14947) 02/18/26 _x86_64_ (8 CPU) 22:02:00 LINUX RESTART (8 CPU) 22:10:04 CPU %user %nice %system %iowait %steal %idle 22:20:01 all 39.01 0.00 1.74 0.09 0.08 59.08 22:20:01 0 35.65 0.00 1.53 0.08 0.08 62.67 22:20:01 1 40.24 0.00 1.77 0.03 0.08 57.89 22:20:01 2 34.94 0.00 1.78 0.14 0.07 63.08 22:20:01 3 38.37 0.00 1.56 0.06 0.08 59.94 22:20:01 4 42.34 0.00 2.10 0.08 0.08 55.40 22:20:01 5 42.01 0.00 1.85 0.15 0.08 55.90 22:20:01 6 37.07 0.00 1.66 0.09 0.07 61.11 22:20:01 7 41.51 0.00 1.65 0.10 0.08 56.66 22:30:09 all 35.84 0.00 1.83 0.07 0.08 62.19 22:30:09 0 31.59 0.00 1.83 0.06 0.08 66.44 22:30:09 1 38.04 0.00 1.88 0.03 0.08 59.98 22:30:09 2 35.88 0.00 2.11 0.20 0.07 61.75 22:30:09 3 38.59 0.00 1.68 0.05 0.08 59.61 22:30:09 4 37.02 0.00 1.91 0.07 0.08 60.91 22:30:09 5 34.08 0.00 1.74 0.06 0.08 64.04 22:30:09 6 35.81 0.00 1.61 0.06 0.07 62.44 22:30:09 7 35.67 0.00 1.89 0.05 0.08 62.32 22:40:09 all 26.97 0.00 1.30 0.14 0.06 71.52 22:40:09 0 22.53 0.00 1.09 0.32 0.06 76.00 22:40:09 1 28.64 0.00 1.80 0.20 0.07 69.30 22:40:09 2 32.18 0.00 1.39 0.16 0.07 66.19 22:40:09 3 27.18 0.00 1.30 0.02 0.06 71.44 22:40:09 4 29.40 0.00 1.21 0.03 0.07 69.30 22:40:09 5 23.00 0.00 1.34 0.08 0.06 75.51 22:40:09 6 23.46 0.00 1.15 0.24 0.05 75.10 22:40:09 7 29.38 0.00 1.14 0.09 0.07 69.32 Average: all 33.94 0.00 1.62 0.10 0.07 64.26 Average: 0 29.92 0.00 1.48 0.15 0.07 68.37 Average: 1 35.64 0.00 1.82 0.08 0.07 62.38 Average: 2 34.34 0.00 1.76 0.16 0.07 63.67 Average: 3 34.72 0.00 1.51 0.04 0.07 63.65 Average: 4 36.25 0.00 1.74 0.06 0.07 61.88 Average: 5 33.01 0.00 1.64 0.10 0.08 65.17 Average: 6 32.11 0.00 1.48 0.13 0.07 66.21 Average: 7 35.51 0.00 1.56 0.08 0.08 62.77