---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-22508 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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: 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 61G 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 729 12384 4 2875 14917 Swap: 1023 5 1018 ---> 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:c1:6c:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80504sec preferred_lft 80504sec inet6 fe80::f816:3eff:fec1:6cc9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:d9:da:23:c9:38 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::cd9:daff:fe23:c938/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22508) 06/02/26 _x86_64_ (4 CPU) 08:03:01 LINUX RESTART (4 CPU) 08:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:06 62.98 2.46 57.90 2.62 122.33 8436.55 2634.83 08:30:06 62.79 15.13 30.36 17.29 848.19 1916.03 212182.67 08:40:06 15.57 0.34 14.67 0.55 19.85 350.92 641.40 08:50:06 8.18 0.08 7.78 0.32 2.21 195.68 380.59 09:00:06 5.24 0.01 5.03 0.19 0.37 121.79 52.49 09:10:06 4.74 0.03 4.51 0.19 2.27 119.07 66.19 09:20:06 5.13 0.01 4.95 0.17 0.60 132.08 49.03 09:30:06 12.06 0.07 11.43 0.55 7.09 631.85 132.84 09:40:06 5.41 0.04 5.17 0.19 1.57 161.77 182.55 Average: 20.23 2.02 15.76 2.45 111.61 1340.64 24035.84 08:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:06 3320584 7141728 8786356 53.66 263532 3493004 10043068 57.65 2281180 10138752 1696 08:30:06 3352060 5314420 10623068 64.88 274860 1801628 11420204 65.55 1287892 11276808 836 08:40:06 12835336 14840320 1104108 6.74 277036 1841892 1874348 10.76 1301460 1826212 5784 08:50:06 9263576 11285692 4656852 28.44 278716 1857344 5380248 30.88 1305104 5379652 292 09:00:06 9427528 11463080 4479344 27.36 279572 1869924 5216320 29.94 1306904 5214232 716 09:10:06 7806332 9856180 6085548 37.17 280392 1883432 6824744 39.17 1309876 6823084 244 09:20:06 7672516 9737956 6203756 37.89 280768 1898648 6864240 39.40 1313212 6957624 280 09:30:06 9194068 11398744 4543940 27.75 284308 2029372 5269184 30.25 1329212 5416760 344 09:40:06 8310484 10538860 5403096 33.00 284784 2052436 6025800 34.59 1340964 6288016 300 Average: 7909165 10175220 5765119 35.21 278219 2080853 6546462 37.58 1419534 6591238 1166 08:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:06 lo 14.06 14.06 12.01 12.01 0.00 0.00 0.00 0.00 08:20:06 ens3 2.01 1.62 0.68 0.54 0.00 0.00 0.00 0.00 08:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:06 lo 48.25 48.25 24.35 24.35 0.00 0.00 0.00 0.00 08:30:06 ens3 2.97 2.90 0.78 2.05 0.00 0.00 0.00 0.00 08:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:06 lo 19.08 19.08 7.83 7.83 0.00 0.00 0.00 0.00 08:40:06 ens3 1.09 0.79 0.28 0.21 0.00 0.00 0.00 0.00 08:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:06 lo 18.55 18.55 9.79 9.79 0.00 0.00 0.00 0.00 08:50:06 ens3 0.83 0.80 0.18 0.15 0.00 0.00 0.00 0.00 08:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:06 lo 27.63 27.63 10.08 10.08 0.00 0.00 0.00 0.00 09:00:06 ens3 0.53 0.42 0.13 0.10 0.00 0.00 0.00 0.00 09:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:06 lo 15.63 15.63 7.59 7.59 0.00 0.00 0.00 0.00 09:10:06 ens3 0.66 0.52 0.18 0.13 0.00 0.00 0.00 0.00 09:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:06 lo 17.24 17.24 10.16 10.16 0.00 0.00 0.00 0.00 09:20:06 ens3 0.69 0.66 0.17 0.14 0.00 0.00 0.00 0.00 09:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:06 lo 18.59 18.59 10.32 10.32 0.00 0.00 0.00 0.00 09:30:06 ens3 0.88 0.80 0.24 0.20 0.00 0.00 0.00 0.00 09:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:06 lo 33.22 33.22 12.89 12.89 0.00 0.00 0.00 0.00 09:40:06 ens3 5.79 3.53 3.70 2.49 0.00 0.00 0.00 0.00 09:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.58 23.58 11.67 11.67 0.00 0.00 0.00 0.00 Average: ens3 1.72 1.34 0.70 0.67 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-22508) 06/02/26 _x86_64_ (4 CPU) 08:03:01 LINUX RESTART (4 CPU) 08:10:06 CPU %user %nice %system %iowait %steal %idle 08:20:06 all 45.65 0.00 1.84 0.56 0.11 51.83 08:20:06 0 45.49 0.00 1.83 0.30 0.11 52.27 08:20:06 1 45.85 0.00 1.92 0.42 0.12 51.70 08:20:06 2 45.52 0.00 1.81 1.36 0.12 51.19 08:20:06 3 45.75 0.00 1.82 0.18 0.11 52.14 08:30:06 all 59.21 0.00 2.31 1.79 0.14 36.55 08:30:06 0 59.63 0.00 2.26 1.73 0.14 36.23 08:30:06 1 58.76 0.00 2.19 2.55 0.14 36.35 08:30:06 2 58.98 0.00 2.44 1.58 0.14 36.85 08:30:06 3 59.45 0.00 2.35 1.28 0.15 36.77 08:40:06 all 21.80 0.00 1.04 0.42 0.08 76.65 08:40:06 0 21.82 0.00 1.02 0.22 0.08 76.86 08:40:06 1 21.68 0.00 1.08 1.13 0.08 76.04 08:40:06 2 21.68 0.00 1.10 0.13 0.09 77.00 08:40:06 3 22.04 0.00 0.97 0.20 0.08 76.72 08:50:06 all 18.63 0.00 0.80 0.53 0.08 79.97 08:50:06 0 18.66 0.00 0.76 0.53 0.08 79.97 08:50:06 1 18.92 0.00 0.81 0.43 0.07 79.77 08:50:06 2 18.29 0.00 0.89 0.55 0.08 80.19 08:50:06 3 18.64 0.00 0.74 0.60 0.08 79.95 09:00:06 all 9.19 0.00 0.54 0.09 0.05 90.13 09:00:06 0 9.13 0.00 0.51 0.04 0.05 90.27 09:00:06 1 9.07 0.00 0.59 0.05 0.06 90.24 09:00:06 2 9.53 0.00 0.57 0.05 0.06 89.79 09:00:06 3 9.01 0.00 0.48 0.21 0.05 90.24 09:10:06 all 10.40 0.00 0.48 0.25 0.07 88.81 09:10:06 0 10.58 0.00 0.37 0.12 0.06 88.87 09:10:06 1 10.64 0.00 0.46 0.08 0.07 88.76 09:10:06 2 9.93 0.00 0.48 0.75 0.08 88.76 09:10:06 3 10.43 0.00 0.59 0.07 0.07 88.84 09:20:06 all 10.83 0.00 0.45 0.56 0.06 88.09 09:20:06 0 10.80 0.00 0.42 0.95 0.06 87.77 09:20:06 1 10.59 0.00 0.46 0.19 0.07 88.68 09:20:06 2 11.06 0.00 0.51 0.29 0.06 88.08 09:20:06 3 10.87 0.00 0.42 0.79 0.06 87.86 09:30:06 all 21.44 0.00 0.81 0.69 0.08 76.98 09:30:06 0 20.62 0.00 0.85 0.25 0.08 78.20 09:30:06 1 21.53 0.00 0.72 0.12 0.08 77.55 09:30:06 2 21.11 0.00 0.77 2.07 0.09 75.97 09:30:06 3 22.51 0.00 0.87 0.31 0.08 76.22 09:40:06 all 11.53 0.00 0.51 0.07 0.06 87.84 09:40:06 0 11.75 0.00 0.51 0.08 0.06 87.60 09:40:06 1 11.19 0.00 0.50 0.02 0.06 88.23 09:40:06 2 11.30 0.00 0.54 0.14 0.06 87.95 09:40:06 3 11.88 0.00 0.47 0.02 0.06 87.57 Average: all 23.19 0.00 0.98 0.55 0.08 75.20 Average: 0 23.17 0.00 0.95 0.47 0.08 75.33 Average: 1 23.14 0.00 0.97 0.55 0.08 75.25 Average: 2 23.05 0.00 1.01 0.77 0.09 75.08 Average: 3 23.40 0.00 0.97 0.41 0.08 75.14