---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12616 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 927 24643 4 6522 30697 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:82:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83811sec preferred_lft 83811sec inet6 fe80::f816:3eff:fe4c:8280/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:f0:2b:fb:d3:09 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-12616) 02/17/26 _x86_64_ (8 CPU) 02:51:29 LINUX RESTART (8 CPU) 03:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:00 43.49 0.14 25.41 17.95 6.15 2954.39 519900.60 03:20:00 47.93 11.87 31.40 4.66 131.47 3037.19 19200.51 03:30:00 35.71 0.14 30.95 4.62 6.41 7225.56 13648.57 Average: 42.38 4.05 29.25 9.07 48.01 4405.71 184249.89 03:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:00 25661392 29475364 2831924 8.62 173120 3861140 3339992 9.85 934060 5814660 41872 03:20:00 24690852 29087948 3214564 9.78 212296 4342716 3397872 10.02 1105060 6547492 28992 03:30:00 25469504 31653524 642088 1.95 241220 6023580 1207244 3.56 1728940 5038532 556 Average: 25273916 30072279 2229525 6.78 208879 4742479 2648369 7.81 1256020 5800228 23807 03:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:00 lo 1301.03 1301.03 1237.59 1237.59 0.00 0.00 0.00 0.00 03:10:00 ens3 50.79 38.92 23.83 15.78 0.00 0.00 0.00 0.00 03:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:00 lo 1897.78 1897.78 1806.82 1806.82 0.00 0.00 0.00 0.00 03:20:00 ens3 52.13 38.55 17.18 14.71 0.00 0.00 0.00 0.00 03:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:00 lo 1229.03 1229.03 1166.69 1166.69 0.00 0.00 0.00 0.00 03:30:00 ens3 71.81 58.63 183.28 75.24 0.00 0.00 0.00 0.00 03:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1475.94 1475.94 1403.70 1403.70 0.00 0.00 0.00 0.00 Average: ens3 58.25 45.36 74.76 35.24 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-12616) 02/17/26 _x86_64_ (8 CPU) 02:51:29 LINUX RESTART (8 CPU) 03:00:00 CPU %user %nice %system %iowait %steal %idle 03:10:00 all 39.05 0.00 1.62 0.06 0.09 59.19 03:10:00 0 35.74 0.00 1.25 0.05 0.08 62.88 03:10:00 1 42.35 0.00 1.87 0.02 0.09 55.66 03:10:00 2 37.66 0.00 1.77 0.02 0.08 60.46 03:10:00 3 38.69 0.00 1.80 0.11 0.09 59.32 03:10:00 4 43.65 0.00 1.86 0.14 0.09 54.27 03:10:00 5 38.95 0.00 1.38 0.02 0.08 59.57 03:10:00 6 39.97 0.00 1.57 0.02 0.09 58.35 03:10:00 7 35.36 0.00 1.50 0.09 0.08 62.97 03:20:00 all 35.89 0.04 1.76 0.08 0.08 62.15 03:20:00 0 35.55 0.00 1.79 0.06 0.09 62.51 03:20:00 1 34.61 0.08 1.76 0.10 0.08 63.36 03:20:00 2 37.78 0.00 1.87 0.10 0.09 60.17 03:20:00 3 36.53 0.00 1.94 0.05 0.08 61.41 03:20:00 4 38.19 0.00 1.67 0.07 0.09 59.98 03:20:00 5 35.75 0.22 1.95 0.16 0.08 61.84 03:20:00 6 33.07 0.01 1.54 0.04 0.09 65.26 03:20:00 7 35.61 0.00 1.54 0.09 0.09 62.67 03:30:00 all 32.41 0.00 1.61 0.09 0.08 65.81 03:30:00 0 31.25 0.00 1.74 0.09 0.09 66.83 03:30:00 1 30.82 0.00 1.63 0.15 0.08 67.32 03:30:00 2 36.15 0.00 1.88 0.17 0.09 61.71 03:30:00 3 31.23 0.00 1.53 0.10 0.08 67.05 03:30:00 4 34.41 0.00 1.39 0.06 0.09 64.05 03:30:00 5 31.55 0.00 1.61 0.05 0.08 66.71 03:30:00 6 31.52 0.00 1.62 0.04 0.08 66.75 03:30:00 7 32.37 0.00 1.46 0.05 0.08 66.04 Average: all 35.78 0.01 1.66 0.08 0.08 62.38 Average: 0 34.18 0.00 1.59 0.07 0.09 64.08 Average: 1 35.92 0.03 1.76 0.09 0.09 62.12 Average: 2 37.20 0.00 1.84 0.10 0.09 60.78 Average: 3 35.49 0.00 1.76 0.08 0.08 62.59 Average: 4 38.75 0.00 1.64 0.09 0.09 59.44 Average: 5 35.42 0.07 1.64 0.08 0.08 62.70 Average: 6 34.85 0.00 1.58 0.03 0.08 63.45 Average: 7 34.45 0.00 1.50 0.08 0.08 63.89