---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9740 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5600.00 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 717 11065 4 4206 14929 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:86:6c:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79519sec preferred_lft 79519sec inet6 fe80::f816:3eff:fe86:6c1d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:c1:22:40:2e:7d 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-4c-16g-9740) 02/12/26 _x86_64_ (4 CPU) 12:51:20 LINUX RESTART (4 CPU) 13:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:09 83.47 22.47 57.38 3.62 344.86 6892.03 4718.13 13:20:09 18.91 3.66 14.49 0.76 76.43 413.21 872.06 13:30:09 23.20 0.23 6.96 16.01 10.44 273.77 212268.67 13:40:08 14.73 0.02 14.11 0.59 0.57 694.29 1221.79 13:50:08 14.06 0.03 13.44 0.58 1.89 435.72 707.73 14:00:07 5.26 0.01 5.12 0.13 0.49 139.95 111.32 14:10:07 5.45 0.01 5.28 0.16 1.05 151.67 534.17 14:20:19 5.61 0.00 5.44 0.17 0.30 159.57 74.50 14:30:47 8.40 0.01 8.07 0.32 0.36 521.87 179.20 14:40:02 7.43 0.01 7.13 0.29 0.62 293.01 374.13 Average: 18.74 2.67 13.80 2.27 44.11 1006.23 22081.94 13:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:09 1483648 4929716 11000216 67.18 266188 3158616 11863104 68.09 2219120 12076304 420 13:20:09 2436904 5476404 10456136 63.86 265916 2781076 11180812 64.18 2245012 11121220 204 13:30:09 6610224 9681140 6255056 38.20 267160 2811288 6946408 39.87 2258772 6957396 192 13:40:08 10532320 13731488 2206972 13.48 271912 2934700 2976712 17.09 2297080 3022984 312 13:50:08 8138876 11401044 4536328 27.71 273740 2995860 5237544 30.06 2301208 5400296 144 14:00:07 8182004 11461760 4475564 27.33 274200 3012992 5160420 29.62 2302172 5360780 288 14:10:07 6651068 9950596 5985972 36.56 274772 3032192 6740068 38.69 2304264 6884604 456 14:20:19 6451852 9772596 6163880 37.65 275392 3052788 6878268 39.48 2307472 7072964 248 14:30:47 7966968 11406252 4530980 27.67 279040 3167740 5238456 30.07 2315272 5552668 184 14:40:02 7194488 10681168 5255736 32.10 279848 3214328 5941908 34.11 2333880 6309172 332 Average: 6564835 9849216 6086684 37.17 272817 3016158 6816370 39.13 2288425 6975839 278 13:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:09 lo 23.25 23.25 17.92 17.92 0.00 0.00 0.00 0.00 13:10:09 ens3 2.02 1.90 0.61 0.53 0.00 0.00 0.00 0.00 13:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:09 lo 40.63 40.63 16.80 16.80 0.00 0.00 0.00 0.00 13:20:09 ens3 1.49 1.34 0.29 0.24 0.00 0.00 0.00 0.00 13:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:09 lo 18.52 18.52 9.35 9.35 0.00 0.00 0.00 0.00 13:30:09 ens3 0.83 0.60 0.15 0.14 0.00 0.00 0.00 0.00 13:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:08 lo 11.23 11.23 5.58 5.58 0.00 0.00 0.00 0.00 13:40:08 ens3 1.11 0.91 0.34 0.27 0.00 0.00 0.00 0.00 13:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:08 lo 19.12 19.12 9.80 9.80 0.00 0.00 0.00 0.00 13:50:08 ens3 1.00 0.76 0.27 0.20 0.00 0.00 0.00 0.00 13:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:07 lo 21.13 21.13 8.85 8.85 0.00 0.00 0.00 0.00 14:00:07 ens3 0.79 0.62 0.19 0.15 0.00 0.00 0.00 0.00 14:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:07 lo 20.16 20.16 8.58 8.58 0.00 0.00 0.00 0.00 14:10:07 ens3 0.83 0.40 0.26 0.18 0.00 0.00 0.00 0.00 14:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:19 lo 19.06 19.06 10.14 10.14 0.00 0.00 0.00 0.00 14:20:19 ens3 0.71 0.54 0.14 0.11 0.00 0.00 0.00 0.00 14:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:47 lo 16.91 16.91 10.07 10.07 0.00 0.00 0.00 0.00 14:30:47 ens3 0.98 0.82 0.28 0.22 0.00 0.00 0.00 0.00 14:30:47 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:02 lo 24.47 24.47 10.39 10.39 0.00 0.00 0.00 0.00 14:40:02 ens3 0.96 0.78 0.22 0.18 0.00 0.00 0.00 0.00 14:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.40 21.40 10.76 10.76 0.00 0.00 0.00 0.00 Average: ens3 1.07 0.87 0.28 0.22 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-4c-16g-9740) 02/12/26 _x86_64_ (4 CPU) 12:51:20 LINUX RESTART (4 CPU) 13:00:02 CPU %user %nice %system %iowait %steal %idle 13:10:09 all 54.91 0.00 2.23 0.38 0.12 42.35 13:10:09 0 54.69 0.00 2.03 0.92 0.12 42.25 13:10:09 1 55.02 0.00 2.34 0.19 0.12 42.33 13:10:09 2 55.03 0.00 2.44 0.23 0.12 42.18 13:10:09 3 54.90 0.00 2.12 0.19 0.12 42.66 13:20:09 all 37.71 0.00 1.77 3.98 0.17 56.38 13:20:09 0 37.26 0.00 1.78 8.14 0.16 52.66 13:20:09 1 38.16 0.00 1.72 2.43 0.17 57.52 13:20:09 2 36.86 0.00 1.79 2.16 0.16 59.04 13:20:09 3 38.55 0.00 1.77 3.20 0.17 56.31 13:30:09 all 18.25 0.00 0.92 0.22 0.10 80.50 13:30:09 0 17.98 0.00 0.95 0.17 0.10 80.80 13:30:09 1 18.14 0.00 0.88 0.33 0.10 80.55 13:30:09 2 18.75 0.00 0.94 0.10 0.11 80.11 13:30:09 3 18.14 0.00 0.92 0.29 0.09 80.56 13:40:08 all 22.51 0.00 0.89 0.29 0.09 76.22 13:40:08 0 22.37 0.00 1.07 0.18 0.09 76.30 13:40:08 1 23.56 0.00 0.86 0.23 0.09 75.26 13:40:08 2 22.23 0.00 0.75 0.03 0.10 76.90 13:40:08 3 21.88 0.00 0.89 0.72 0.09 76.42 13:50:08 all 26.40 0.00 1.03 0.31 0.10 72.16 13:50:08 0 27.00 0.00 0.97 0.16 0.10 71.76 13:50:08 1 25.89 0.00 1.08 0.21 0.10 72.72 13:50:08 2 27.03 0.00 1.13 0.22 0.11 71.51 13:50:08 3 25.69 0.00 0.93 0.64 0.10 72.65 14:00:07 all 8.92 0.00 0.58 0.47 0.08 89.96 14:00:07 0 8.83 0.00 0.52 0.41 0.07 90.17 14:00:07 1 8.93 0.00 0.58 0.38 0.09 90.02 14:00:07 2 9.17 0.00 0.67 0.53 0.08 89.55 14:00:07 3 8.76 0.00 0.53 0.55 0.07 90.09 14:10:07 all 9.93 0.00 0.57 0.06 0.08 89.35 14:10:07 0 9.86 0.00 0.48 0.01 0.08 89.57 14:10:07 1 9.96 0.00 0.60 0.14 0.08 89.22 14:10:07 2 10.14 0.00 0.63 0.02 0.10 89.11 14:10:07 3 9.75 0.00 0.59 0.07 0.08 89.50 14:20:19 all 10.45 0.00 0.58 0.08 0.09 88.80 14:20:19 0 10.06 0.00 0.52 0.10 0.10 89.22 14:20:19 1 10.55 0.00 0.59 0.09 0.09 88.68 14:20:19 2 11.02 0.00 0.63 0.05 0.08 88.22 14:20:19 3 10.17 0.00 0.58 0.06 0.09 89.10 14:30:47 all 13.57 0.00 0.69 0.09 0.09 85.55 14:30:47 0 13.42 0.00 0.67 0.12 0.10 85.69 14:30:47 1 13.91 0.00 0.66 0.05 0.09 85.29 14:30:47 2 13.58 0.00 0.82 0.12 0.09 85.39 14:30:47 3 13.39 0.00 0.60 0.09 0.09 85.83 14:40:02 all 16.48 0.00 0.72 0.05 0.10 82.66 14:40:02 0 16.78 0.00 0.60 0.02 0.10 82.50 14:40:02 1 16.66 0.00 0.82 0.04 0.10 82.38 14:40:02 2 16.04 0.00 0.83 0.08 0.10 82.96 14:40:02 3 16.44 0.00 0.64 0.04 0.09 82.79 Average: all 21.92 0.00 1.00 0.59 0.10 76.39 Average: 0 21.82 0.00 0.96 1.02 0.10 76.09 Average: 1 22.08 0.00 1.01 0.41 0.10 76.39 Average: 2 21.98 0.00 1.06 0.35 0.10 76.50 Average: 3 21.78 0.00 0.96 0.58 0.10 76.58